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Thursday, May 12, 2005

The End of the Oil Age

Not with a bang but a whimper.

What those that deny there is a Peak Oil crisis mistakenly believe is that those who proclaim the end of the Oil Age are catastrophic hysterics. The facts which oil geolgists continue to point out is that Peak Oil is here, and its impact will change the world, not with a bang but with increasingly repetitive crisises.

The Age of Oil, which has lasted for 150 years has seen the greatest environmental change caused by humans.

J.R. McNeil in his book on the Environmental History of the 2oth Centruy; Something New Under the Sun, Norton, 2000, calculates that "humans in the 20th Century used TEN TIMES as much energy then our forebearers have over the last one thousand years."

Something New under the Sun: An Environmental History of the Twentieth Century
by J.R. McNeill, Penguin Books Ltd., London 2000.
How will the twentieth century be remembered? For world wars and politics? The spread of literacy and sexual equality? This ground-breaking work shows us that its most enduring legacy will in fact be the physical changes we have wrought on the planet. Humanity has undertaken a gigantic experiment on the earth, refashioning it with an intensity unprecedented in history—now there really is something new under the sun. In this landmark and award-winning book John McNeil uses a refreshing mixture of history, anecdote and science, avoiding blame or sermon, to explain how and why humans have altered their world. He takes us from London smog to dust bowls of Oklahoma, introducing fascinating characters such as conservationist Rachel Carson, pirate whaler Aristotle Onassis and the little-known scientist who invented CFCs and put lead in petrol. Above all this compelling account shows that the damage can be reversed. It is up to us to decide how long our gamble can continue. WWF review


The impact of the Age of Oil can be seen in the Climate Change Crisis we face,as the two coincide. So is it any wonder that those who benefit from the current capitalist system that created the Oil Age deny that there is any crisis? They deny there is a Climate Change Crisis and they deny there is a Peak Oil crisis, and this denial is a very real threat to our continued existance.

Peak Oil is coming for most producing countries, and so is global Climate Change which coincides with the oil crisis. These two crisises will create an even greater synergetic phenomena, that industrialized capitalism and finance capitalism will NOT be able to deal with.

The old adage; Socialism of Barbarism, will be as relevant tommorow as it was yesterday.

Today we need to take seriously the crisis the capitalist system is in globally, while it may not appear to the average consumer in the Industrialized world it is in a crisis of global and historic proportions. It is in a period of economic, geological, and environmental decadence. Capitalism cannot deal with these two major crisis because of the anarchy of the market. No matter what proponents of sustainable or "Natural Capitalism" say. Capitalism is antiethical to human and other species survival.


A planned economy under the direct control of the individuals and their communities is the historical and ONLY solution to this crisis and even then it may not be enough. Where technocracy and socialism agree is that a planned economy based on labour and energy credits not on money is the only way out of this coming calamity. And while technocracy offers a North American planning model it lacks the community council/workers councils inputs required to make this work.

Only a Libertarian socialist society based on planned economy models where communities are based on self sufficieny, free associations and mutual aid, and throught the confederated sharing of excess energy, can provide the basis for really dealing with both of these pending world shaking events.

These were and are the revolutionary ideas of the 20th century and the model espoused by Kropotkin,
Thorstien Vebelen, the IWW, Howard Scott, Jane Jacobs, E.F. Schumaker and Buckminister Fuller, - OPERATING MANUAL FOR SPACESHIP EARTH

"You must choose between making money and making sense. The two are mutually exclusive."
R. Buckminster Fuller


Nope no catasrophic hysteria here, just the facts mam.

And the facts are Capitalism has hit its decline, its decadent period, where it may make technological breakthroughs, but these cannot be used because they are restricted to creating a profit for the sole reproduction of capital itself. This is antiethical to the creation of a human society and a sustainable environment.

This is the barbarism of capital; not merely a melt down in profits, nor a Great Depression, but an ecological disaster based on the reliance on oil which will lead to a renewed authoritarian state; fascism, as people sacrifice freedom for security.


The 20th century will stand out as a peculiar century because of the breath-taking acceleration of so many processes that bring ecological change. That idea permeates environmental historian J. R. McNeil's recent book Something New Under the Sun. McNeil points first to the change in scale in the practice of our traditional technologies in industry, transportation, and agriculture. At the end of the 20th century human activities had contributed to an increase of around 30% in the level of carbon dioxide in the atmosphere. Our level of nitrogen fixation now matches what nature herself provides. The direct transformation of land for human use now affects 39-50% of the earth's dry surface. What this will ultimately mean ecologically, we don't fully know. McNeil further argues that the 20th century has also seen a growing and radically different range of technologies of largely unknown consequence.

For example:

In 1930 the American Nobel Prize winner for physics said that there was no risk that humanity could do real harm to anything so gigantic as the earth. In the same year the American chemical engineer Thomas Midgley invented chlorofluorocarbons (CFCs -- which we now know can destroy the earth's protective ozone layer).

The 20th century has thus seen the modern landscape become an uncontrolled experiment of grand scale.

McNeil concludes: What Machiavelli said of affairs of state is doubly true of affairs of global ecology and society. It is nearly impossible to see what is happening until it is inconveniently late to do much about it. Introductory Remarks: Natural Resource Stewardship Mike Soukup, Associate Director, Natural Resource Stewardship and Science

When will we reach Peak Oil?
2008? 2010? 2020?

Coming oil crisis feared

John Vidal
Guardian Weekly
April 29 2005

One of the world's leading energy analysts called this week for an independent assessment of global oil reserves because he believes that Middle Eastern countries may have far less than officially stated and that oil prices could double to more than $100 a barrel within three years, triggering economic collapse. Matthew Simmons, an adviser to President George Bush and chairman of the Wall Street energy investment company Simmons, said that "peak oil" -- when global oil production rises to its highest point before declining irreversibly -- was rapidly approaching even as demand was increasing. "This is a new era," Mr Simmons told a conference of oil industry analysts, government officials and academics in Edinburgh. "There is a big chance that Saudi Arabia actually peaked production in 1981. We have no reliable data. Our data collection system for oil is rubbish. I suspect that if we had, we would find that we are over-producing in most of our major fields and that we should be throttling back. We may have passed that point." Mr Simmons told the meeting that it was inevitable that the price of oil would soar above $100 as supplies failed to meet demand. "Demand is pulling away from supply . . . and we have to ask whether we have the resources that we think we do. It could be catastrophic if we do not anticipate when peak oil comes." The precise arrival of peak oil is hotly debated by academics and geologists, but analysts increasingly say that official US Geological Survey estimates that it will not happen for 35 years are over-optimistic. According to the International Energy Agency, which collates data from all oil-producing countries, peak oil will arrive "sometime between 2013 and 2037", with production thereafter expected to decline by about 3% a year.

The end of oil is closer than you think


Oil production could peak next year, reports John Vidal. Just kiss your lifestyle goodbye

John Vidal
Thursday April 21, 2005
The Guardian

The one thing that international bankers don't want to hear is that the second Great Depression may be round the corner. But last week, a group of ultra-conservative Swiss financiers asked a retired English petroleum geologist living in Ireland to tell them about the beginning of the end of the oil age.

They called Colin Campbell, who helped to found the London-based Oil Depletion Analysis Centre because he is an industry man through and through, has no financial agenda and has spent most of a lifetime on the front line of oil exploration on three continents. He was chief geologist for Amoco, a vice-president of Fina, and has worked for BP, Texaco, Shell, ChevronTexaco and Exxon in a dozen different countries.

"Don't worry about oil running out; it won't for very many years," the Oxford PhD told the bankers in a message that he will repeat to businessmen, academics and investment analysts at a conference in Edinburgh next week. "The issue is the long downward slope that opens on the other side of peak production. Oil and gas dominate our lives, and their decline will change the world in radical and unpredictable ways," he says.

Campbell reckons global peak production of conventional oil - the kind associated with gushing oil wells - is approaching fast, perhaps even next year. His calculations are based on historical and present production data, published reserves and discoveries of companies and governments, estimates of reserves lodged with the US Securities and Exchange Commission, speeches by oil chiefs and a deep knowledge of how the industry works.

"About 944bn barrels of oil has so far been extracted, some 764bn remains extractable in known fields, or reserves, and a further 142bn of reserves are classed as 'yet-to-find', meaning what oil is expected to be discovered. If this is so, then the overall oil peak arrives next year," he says.

If he is correct, then global oil production can be expected to decline steadily at about 2-3% a year, the cost of everything from travel, heating, agriculture, trade, and anything made of plastic rises. And the scramble to control oil resources intensifies. As one US analyst said this week: "Just kiss your lifestyle goodbye."

"The first half of the oil age now closes," says Campbell. "It lasted 150 years and saw the rapid expansion of industry, transport, trade, agriculture and financial capital, allowing the population to expand six-fold. The second half now dawns, and will be marked by the decline of oil and all that depends on it, including financial capital."

So did the Swiss bankers comprehend the seriousness of the situation when he talked to them? "There is no company on the stock exchange that doesn't make a tacit assumption about the availability of energy," says Campbell. "It is almost impossible for bankers to accept it. It is so out of their mindset."


The Long Emergency
What's going to happen as we start running out of cheap gas to guzzle?

By JAMES HOWARD KUNSTLER
Rolling Stone Magazine Feature

The term "global oil-production peak" means that a turning point will come when the world produces the most oil it will ever produce in a given year and, after that, yearly production will inexorably decline. It is usually represented graphically in a bell curve. The peak is the top of the curve, the halfway point of the world's all-time total endowment, meaning half the world's oil will be left. That seems like a lot of oil, and it is, but there's a big catch: It's the half that is much more difficult to extract, far more costly to get, of much poorer quality and located mostly in places where the people hate us. A substantial amount of it will never be extracted.

The United States passed its own oil peak -- about 11 million barrels a day -- in 1970, and since then production has dropped steadily. In 2004 it ran just above 5 million barrels a day (we get a tad more from natural-gas condensates). Yet we consume roughly 20 million barrels a day now. That means we have to import about two-thirds of our oil, and the ratio will continue to worsen.

The U.S. peak in 1970 brought on a portentous change in geoeconomic power. Within a few years, foreign producers, chiefly OPEC, were setting the price of oil, and this in turn led to the oil crises of the 1970s. In response, frantic development of non-OPEC oil, especially the North Sea fields of England and Norway, essentially saved the West's ass for about two decades. Since 1999, these fields have entered depletion. Meanwhile, worldwide discovery of new oil has steadily declined to insignificant levels in 2003 and 2004.

Some "cornucopians" claim that the Earth has something like a creamy nougat center of "abiotic" oil that will naturally replenish the great oil fields of the world. The facts speak differently. There has been no replacement whatsoever of oil already extracted from the fields of America or any other place.

Now we are faced with the global oil-production peak. The best estimates of when this will actually happen have been somewhere between now and 2010. In 2004, however, after demand from burgeoning China and India shot up, and revelations that Shell Oil wildly misstated its reserves, and Saudi Arabia proved incapable of goosing up its production despite promises to do so, the most knowledgeable experts revised their predictions and now concur that 2005 is apt to be the year of all-time global peak production.

It will change everything about how we live.

The End of Cheap Oil
Implications of Global Peak Oil

by Mark Anielski


In a technical paper to the US Association of Petroleum Geologists in 1956, a senior scientist at Shell Oil Company, Dr. M. King Hubbert, made a controversial prediction that US oil production would peak in the early 1970s. Shell encouraged him to quietly bury this paper, but Hubbert refused.

According to Hubbert, the US would eventually face a critical tipping point in energy security: Peak Oil — the point in time when extraction of oil from the earth reaches its highest point and then begins to decline. ‘Hubbert’s peak theory’ predicted that, with Peak Oil, prices would fluctuate wildly, resulting in economic seismic shocks, even as demand for oil and gas continued to rise. He did not say that the US was going to run out of oil, per se, but that a peak in domestic production would result in economic tremors felt around the world.

The consequences of global Peak Oil would indeed be catastrophic. It would herald the end of cheap oil at a time when global demand for oil is growing, driven by the voracious energy appetite of China and other developing countries. Unfortunately, most people, especially our politicians, seem oblivious to this looming crisis or are extremely reluctant to talk about it.

All signs seem to suggest that this issue will soon demand a greater degree of public attention. A group of oil analysts led by petroleum geologist Colin Campbell — the Association for the Study of Peak Oil and Gas (ASPO) — has predicted that global oil production will peak in 2005. Important oil producers like UK and Norway have already experienced Peak Oil - in 1999 and 2001 respectively. Saudi Arabia’s production is expected to peak in 2008 followed by Kuwait in 2015 and Iraq in 2017. Canada’s own Peak Oil event occurred in 1973, and our natural gas production peaked in 2001,without much notice.

Of course, because there will always be disagreement among geologists on petroleum statistics, no one knows precisely when global oil and gas production will peak. Even if you are a technological optimist, there is no getting around the basic problem of rising demand and lagging production capacity. Based on the figures I have researched, global oil production in 2001, at 76 million barrels per day (bbd), outstripped global production of 74 million bbd in 2004. And in 2004, global oil consumption reached 80 million bbd, growing by 2.2 million bbd over 2003 levels, the highest growth in demand since 1978. Of this amount, the US alone consumed 25% of the world’s total oil production

Oil industry executives are also worried. Harry L. Longwell, executive Vice-President of Exxon-Mobil warned: “The catch is that while [global] demand increases, existing production declines… we expect that by 2010 about half the daily volume needed to meet projected demand is not on production today.” In a speech in the autumn of 1999, Vice-President Dick Cheney warned that, "By 2010, we will need on the order of an additional fifty million barrels a day. Exxon-Mobil will have to secure over a billion and a half barrels of new oil equivalent reserves every year just to replace existing production.” Putting this in the context of Alberta, oilsands production is predicted to reach a maximum of 1.56 million bbd by 2012, which is only 3% of the additional global daily demand predicted by Cheney.

According to Colin Campbell, the world is running at full production capacity. With global Peak Oil looming, he predicts that global oil and gas prices will fluctuate wildly, fall back once or twice and then reach sustained price highs.

What about Alberta? Why should we care, living in debt-free and oil-rich province? First, few people noticed that Alberta’s peak in conventional crude oil occurred in 1973 and natural gas production peaked in 2001. Fortunately, in the oilsands, Alberta has arguably the world’s largest reserves of non-conventional oil, with an estimated 300 billion barrels of proven reserves (although official international statistics report 174 billion barrels). This means that Alberta’s official reserves exceed Saudi Arabia’s.

While Alberta’s impressive reserves would last 500 years at a predicted maximum production of 2.0 million bbd (a volume quadruple today’s production), they would only supply the entire projected world 2012 oil consumption demands (95 million bbd) for less than 9 years or supply 10% of current US consumption of 20 million bbd.

The problem for Alberta is not only the limited reserves of oilsands, but the growing scarcity of natural gas needed to power its extraction. Most importantly, Alberta’s natural gas production peaked in 2001, without anyone noticing. Oilsands production is highly energy intensive and relies mostly on natural gas. It takes the energy of about one barrel of oil (from natural gas) to produce 4 barrels of synthetic crude oil. At current production volumes and remaining gas reserves, Canada has less than 10 years of natural production remaining.

Another serious problem for Alberta is water. Oilsands production requires huge amounts of water: each barrel of oil produced from oilsands requires about six barrels of water. For each barrel of oil produced, about one barrel of water is permanently lost from the hydrological cycle. Alberta’s oilsands producers are currently licensed to use 26% of the province’s groundwater, in addition to surface water from rivers and lakes.

Combining the impacts of dwindling natural gas supplies in the face of growing domestic and US demand and growing demand for surface and groundwater supplies, Alberta’s oil paradise may not be as rosy as it first appears.

  1. But what about the consequences of global peak oil in 2005 for Alberta? I predict the following:
  2. Dramatic oil and natural price shocks resulting in budgeting challenges for Alberta;
  3. Greater pressure by US (in competitive conflict with China) to secure even more oil from the oilsands and natural gas;
  4. Growing demand from China for Alberta’s oil and gas, including Canadian resource companies;
  5. US and industry pressure to maintain an already favorable royalty regime for oilsands; and
  6. Greater global conflict for each remaining barrel of oil, especially in areas such as the Middle East.

In spite of this gloomy global peak oil scenario there is an opportunity for Alberta to take a leadership role by investing today in greater energy efficiency and conservation, and by promoting the transition to a renewable energy future in our homes, businesses and communities. At stake is nothing less than the economic well-being of the world.

In a post-debt, we have a responsibility to the children of Alberta and the world to show leadership by investing prudently in the frugal use of our resources and gushing resource revenues.

Author: Mark Anielski is a well-being economist and Adjunct Professor of Corporate Social Responsibility and Social Entrepreneurship at the School of Business, University of Alberta and Adjunct Professor of Sustainability Economics at the Bainbridge Graduate Institute in Washington. Part of this paper is from his presentation to the Council of Canadians on Energy and Canada-US Relations on November 30, 2004 at the University of Calgary.


Thursday, July 09, 2020

A new look at deep-sea microbes

UD study looks at life inside and outside of seafloor hydrocarbon seeps


UNIVERSITY OF DELAWARE


IMAGE: MICROBES FOUND DEEPER IN THE OCEAN ARE BELIEVED TO HAVE SLOW POPULATION TURNOVER RATES AND LOW AMOUNTS OF AVAILABLE ENERGY. HOWEVER, MICROBIAL COMMUNITIES FOUND DEEPER IN SEAFLOOR SEDIMENTS IN AND... view more

CREDIT: GRAPHIC BY JEFFREY C. CHASE

Microbial cells are found in abundance in marine sediments beneath the ocean and make up a significant amount of the total microbial biomass on the planet. Microbes found deeper in the ocean, such as in hydrocarbon seeps, are usually believed to have slow population turnover rates and low amounts of available energy, where the further down a microbe is found, the less energy it has available.

A new study published out of a collaboration with the University of Delaware and ExxonMobil Research and Engineering shows that perhaps the microbial communities found deeper in the seafloor sediments in and around hydrocarbon seepage sites have more energy available and higher population turnover rates than previously thought.

Using sediment samples collected by ExxonMobil researchers, UD professor Jennifer Biddle and her lab group -- including Rui Zhao, a postdoctoral researcher who is the first author on the paper; Kristin Yoshimura, who received her doctorate from UD; and Glenn Christman, a bioinformatician -- worked on a study in collaboration with Zara Summers, an ExxonMobil microbiologist. The study, recently published in Scientific Reports, looks at how microbial dynamics are influenced by hydrocarbon seepage sites in the Gulf of Mexico.

Biddle and her lab members received the frozen sediments, collected during a research cruise, from ExxonMobil and then extracted the DNA and sequenced it at the Delaware Biotechnology Institute (DBI).

The samples Biddle's lab group studied were ones collected from deeper in hydrocarbon seeps that usually get ignored.

"Most people only look at the top couple of centimeters of sediment at a seep, but this was actually looking 10-15 centimeters down," said Biddle associate professor in the School of Marine Science and Policy in UD's College of Earth, Ocean and Environment. "We then compared seepage areas to non-seepage areas, and the environment looked really different."

Inside the seep, the microbes potentially lead a fast, less efficient life while outside the seep, the microbes lead a slower but more efficient life. This could be attributed to what energy sources are available to them in their environment.

"Understanding deep water seep microbial ecology is an important part of understanding hydrocarbon-centric communities," said Summers.

Biddle said that microbes are always limited by something in the environment, such as how right now during the quarantine, we are limited by the amount of available toilet paper. "Outside of the seep, microbes are likely limited by carbon, whereas inside the seep, microbes are limited by nitrogen," said Biddle.


While the microbes found inside the seep seem to be racing to make more nitrogen to keep up and grow with their fellow microbes, outside of the seep, the researchers found a balance of carbon and nitrogen, with nitrogen actually being used by the microbes as an energy source.

"Usually, we don't think of nitrogen as being used for energy. It's used to make molecules, but something that was striking for me was thinking about nitrogen as a significant energy source," said Biddle.

This difference between the microbes found inside the seeps and those found outside the seeps could potentially mirror how microbes behave higher in the water column.

Previous research of water column microbes shows that there are different types of microbes: those that are less efficient and lead a more competition-based lifestyle where they don't use every single molecule as well as they could and those that are really streamlined, don't waste anything and are super-efficient.

"It makes me wonder if the microbes that are living at these seeps are potentially wasteful and they're fast growing but they're less efficient and the organisms outside of the seeps are a very different organism where they're way more efficient and way more streamlined," said Biddle, whose team has put in a proposal to go back out to sea to investigate further. "We want to look at these dynamics to determine if it still holds true that there is fast, less efficient life inside the seep and then slower, way more efficient life outside of the seep."

In addition, Biddle said this research showed that the deeper sediments in the seepages are most likely heavily impacted by the material coming up from the bottom, which means that the seep could be supporting a larger amount of biomass than previously thought."We often think about a seep supporting life like tube worms and the things that are at the expression of the sediment, but the fact that this could go for meters below them really changes the total biomass that the seep is supporting," said Biddle. "One of the big implications for the seepage sites with regards to the influence of these fluids coming up is that we don't know how deep it goes in terms of how much it changes the impact of subsurface life."Summers added that these are interesting insights "when considering oil reservoir connectivity to, and influence on, hydrocarbon seeps."

###

http://www.udel.edu
More on this News Release
A new look at deep-sea microbes





The abiotic hypothesis is that the full suite of hydrocarbons found in petroleum can either be generated in the mantle by abiogenic processes, or by biological processing of those abiogenic hydrocarbons, and that the source-hydrocarbons of abiogenic origin can migrate out of the mantle into the crust until they escape ...
Abiogenic petroleum origin - Wikipedia
https://en.wikipedia.org › wiki › Abiogenic_petroleum_origin


Abiogenic Deep Origin of Hydrocarbons and Oil and Gas ...
https://www.intechopen.com › books › hydrocarbon › abiogenic-deep-ori...
by VG Kutcherov - ‎2013 - ‎Presence of abiotic hydrocarbon fluids in the Mantle of the Earth is scientifically proved evidence. 7. Petroleum in meteor impact craters. Petroleum reserves in ...

Abiogenic Origin of Hydrocarbons - AGU Publications
https://agupubs.onlinelibrary.wiley.com › pdf › j.1751-3928.2006.tb00271.x

On this basis, the Soviet theory of deep, abiotic petroleum origins was never the driving force in the discovery of the major oil fields in the Soviet Union as its ...
[PDF]  

ABIOTIC ORIGINS OF DEEP HYDROCARBONS. Deep gas theories. The hypothesis that at least some components of petroleum have a deep abiotic origin.

Abiogenic origin of petroleum hydrocarbons: Need to ... - jstor
https://www.jstor.org › stable

by AL Paropkari - ‎2008 - ‎the origin of petroleum is not 'biogenic', but 'abiogenic'2. The Russian geologist. Nikolai Alexandrovitch Kudryavtsev was the first to propose2 the modern abiotic.

Special Edition on The Future of Petroleum - CSUN.edu
www.csun.edu › ~vcgeo005 › Energy

That hypothesis has been replaced during the past forty years by the modern Russian-Ukrainian theory of abyssal, abiotic petroleum origins which has ...


Origin and Formation of Petroleum
connect.spe.org › blogs › donatien-ishimwe › 2014/09/11 › origin-and-for...

Sep 11, 2014 - Abiogenesis-inorganic origin of petroleum, is an oldest theory which ... That theory, lately became known as the abiotic oil formation (AOF) ...


Richard Heinberg on Abiotic Oil - Richard Heinberg
https://richardheinberg.com › richard-heinberg-on-abiotic-oil

Aug 29, 2004 - The debate over oil's origin has been going on since the 19th century. ... Russian-Ukrainian theory of abyssal, abiotic petroleum


THIS THEORY IS DISMISSED BY AMERICAN COWBOY OIL  GEOLOGISTS 
BECAUSE OF ITS RUSSIAN UKRAINIAN ORIGIN. EVEN BEFORE THE COLD WAR.
MYSELF AS AN AMATUER GEOLOGIST AND ROCK HOUND AS WELL AS HAVING GROWN UP WITH ENGINEERS IN MY FAMILY WHO ASCRIBED TO HUBERTS THEORY OF THE DECLINE OF OIL, WHICH HAS YET TO BE PROVEN. BUT IT ALL ADDED UP TO MY HERESIOLOGICAL VIEW IN LATER LIFE, WHICH LED ME TO THIS THEORY WHICH DESPITE THE WISHFUL THINKING OF MANY AUTHORS HAS NOT BEEN DISPROVEN AT ALL IN FACT THE CURRENT STUDIES OF MICROBIAL HYDROCARBONS IN THE DEEP SEA ADD EVIDENCE FOR THE THEORY .

Friday, February 24, 2023

ICYMI
Why are fossil fuels bad for the environment? 
Here's what they are and how they impact our environment.



Clare Mulroy, USA TODAY
Thu, February 23, 2023 

Over two-thirds of American adults believe the U.S. should be taking steps to become carbon neutral by 2050, a 2022 Pew Research study found.

The United States is operating on a 10-year timeline to reduce greenhouse gas pollution by 50-52%. By 2035, the Biden administration’s goal is to create a power sector free of carbon pollution and to reach net zero emissions before or by 2050.

Carbon neutrality means balancing carbon dioxide by releasing no more into the atmosphere than is removed. Net zero means cutting greenhouse gas emissions as close to zero as possible.

Here’s why the world is moving away from fossil fuels:

Why are fossil fuels bad?


When fossil fuels are burned to produce energy for electricity, heat and transportation, they release greenhouse gases like carbon dioxide, which traps heat in the atmosphere.

This increased heat causes the surface temperature of the Earth to rise, which gives way to extreme weather, biodiversity loss, worsened health and rising sea levels, to give a few examples.

Nearly three-fourths of human-caused emissions over the past two decades came from burning fossil fuels, the Department of Energy reports.

Burning fossil fuels also emits harmful pollutants like sulfur dioxide, ozone, nitrogen oxides and soot, which can cause health problems like asthma, bronchitis and lung cancer.

Taking an 'aggressive' step: Hawaii is closing its only coal power plant

Climate change's impact on children: Black and Hispanic children suffer more from asthma

What are fossil fuels?


Fossil fuels are extracted from decomposed plant and animal matter. This fossilized material turns into coal, oil and natural gas. According to National Geographic, coal is found in sedimentary rock deposits, oil comes from a solid material between layers of sedimentary rock and natural gas is found in pockets above oil deposits.

These fossil fuels contain carbon and hydrogen and, when burned, release energy that is used to light up the world with electricity, heat homes and businesses, fuel industrial processes and power vehicles.

Fossil fuels are a nonrenewable resource because they formed during the Prehistoric Period.   THIS IS QUESTIONABLE SEE ABIOTIC OIL


Why do we still use fossil fuel?

Fossil fuels produce cheap and reliable energy. They supply about 80% of the world’s energy, the Environmental Energy Study Institute reports. Almost half of the U.S.’ energy-related CO2 emissions come from oil, with 36% coming from natural gas and another 19% from coal.

Fossil fuels came into widespread use in the industrial era, and not having to rely on burning biomass for energy allowed for innovation. Oil became the most popular energy source because it was efficient in powering the transportation industry. Fossil fuels have a greater energy density, which means a smaller volume of them are needed to get the job done, the Brookings Institution reports.

Fossil fuels are known for their reliability because they're not dependent on certain weather conditions to be burned. They’ve been heavily subsidized by the government because of how ingrained they are in global energy practices, so they remain at a low cost, according to SolarReviews.

What would happen if we stopped using fossil fuels?

According to the National Aeronautics and Space Administration, the carbon dioxide released from burning fossil fuels stays in the atmosphere for anywhere between 300 to 1,000 years.

Moving away from the fossil fuel industry would mean shifting to renewable energy like solar, wind, ocean and geothermal energy, as well as hydropower. Renewable energy comes from natural sources and is constantly replenished.

Still, ending the use of fossil fuels use will not remove the CO2 and greenhouse gas emissions already in our atmosphere.

Carbon removal was introduced as one method to combat this – it's a process that removes carbon dioxide from the atmosphere and stores it in trees, plants, soil, rocks or the ocean. According to the World Resource Institute, using a combination of natural strategies and high-tech strategies "would provide the most cumulative carbon removal at the lowest risk." This could be tree restoration, soil management, direct air capture, mineralization, ocean-based carbon removal, enhanced root crops or bioenergy with carbon capture and storage.

"Even with rapid investment in emission reductions, the United States could need to remove about 2 gigatons of CO2 per year by midcentury to reach net-zero — that's about 30% of U.S. 2019 greenhouse gas emissions," WRI writes.

New UN report: World is 'heading in the wrong direction' on climate change

What is storm surge?: Explaining a hurricane's deadliest and most destructive threat
Dig deeper

DEFINITIONS: Is climate change the same thing as global warming? Definitions explained.


CAUSES: Why scientists say humans are to blame.


EFFECTS: What are the effects of climate change? How they disrupt our daily life, fuel disasters.

This article originally appeared on USA TODAY: Why is fossil fuel bad? What it is and how it impacts our environment.





Thursday, March 26, 2026

 

High-precision dating reshapes understanding of Carboniferous–Permian oil source rocks in northwest China



New zircon U–Pb constraints define when key source rocks formed and track stepwise basin evolution during Paleo-Asian Ocean closure




Science China Press

Carboniferous-Permian chronostratigraphic framework and regional correlation for the Junggar Basin and its surrounding areas. 

image: 

Carboniferous-Permian chronostratigraphic framework and regional correlation for the Junggar Basin and its surrounding areas. 

view more 

Credit: ©Science China Press




Northwest China contains some of the country’s most important oil and gas resources, many of which are hosted in rocks formed between the Carboniferous and Permian periods, around 300 million years ago. Despite their economic importance, the exact ages of these rocks—and how they relate to one another across different basins—have remained uncertain for decades. This is mainly because the rocks record a complicated transition from ancient seas to land environments and contain few fossils that can be used for precise dating.

In a new study published in Science China Earth Sciences, an international team of researchers led by Nanjing University tackled this problem by turning to volcanic ash layers preserved within the sedimentary rocks. These ash layers contain zircon crystals that act like tiny geological clocks. By analyzing these crystals using multiple high-precision dating techniques, the team obtained 53 zircon U–Pb ages from outcrops and drill cores across the Junggar Basin and the neighboring Turpan–Hami, Santanghu, and Yili basins.

The results reveal that the region’s major oil-source rocks did not all form at the same time. Instead, they developed during three separate and well-defined periods. In the Mahu Sag of the Junggar Basin, source rocks formed from the late Carboniferous to the very beginning of the Permian. Farther south, in the southern Junggar Basin and the Turpan–Hami and Santanghu basins, source rocks mainly accumulated during the early Permian. The youngest source rocks, found in the Yili Basin and eastern Junggar Basin, formed later still, during the middle to late Permian.

This new timeline shows that the shift from marine to land-based environments swept across the region over millions of years, becoming progressively younger from northwest to east. According to the researchers, this pattern provides fresh geological evidence that the Paleo-Asian Ocean closed gradually, like a pair of scissors, rather than disappearing everywhere at once.

Beyond its significance for understanding Earth’s history, the study has practical implications for energy exploration. Key source-rock units in the Junggar region—such as the Fengcheng, Lucaogou, and Pingdiquan formations—are central to major shale oil systems in northwest China. Knowing precisely when these rocks formed allows geologists to build more accurate basin models and better predict where oil and gas resources may be found.

The researchers stress that combining high-precision dating with large-scale sampling is essential for decoding complex geological regions. Their work not only sheds new light on the tectonic evolution of Central Asia during the Late Paleozoic, but also provides a stronger scientific foundation for future energy exploration in northwest China.

 

See the article:

Hou Z, Wang X, Zhi D, Tang Y, Wu Q, Zhang H, Cao J, Xiao D, Fu G, Zheng M, Qi X, Cai Y, Feng Z, Zhang B, Zhou C, Li Y, Ye X, Huang X, Zhang S, Shen B, Ramezani J, Zhang S, Shen S. 2026. High-resolution chronostratigraphic framework and spatiotemporal evolution of Carboniferous-Permian source rocks in the Junggar Basin and its periphery. Science China Earth Sciences, 69(1): 288–312, https://doi.org/10.1007/s11430-025-1748-3

Tuesday, July 15, 2025

 

From seed to sprout: new transcriptome atlas reveals soybean embryo secrets




Maximum Academic Press





Spanning from the heart-stage embryo to seed germination, the study charts dynamic gene expression patterns in the embryo axis and cotyledon, revealing key regulatory networks. This work uncovers how transcription factors, hormone signals, and metabolic genes cooperate throughout development—and even shows that dehydration-resistance genes were positively selected during domestication.

Soybean is a globally important legume crop, supplying over 45% of plant-derived oil and 67% of animal feed in China alone. Its seeds develop from embryos, meaning that embryo growth directly determines seed size, weight, and quality. While transcriptome atlases have been constructed for crops like maize, wheat, and Arabidopsis, a high-resolution map covering the full embryo development process in soybeans—and other legumes—has been lacking. Soybean also differs from these models in cotyledon development, metabolite accumulation, and environmental sensitivity. A complete transcriptome atlas would thus not only clarify key developmental processes but also support advanced crop breeding strategies in soybean and related species.

study (DOI: 10.48130/seedbio-0024-0021) published in Seed Biology on 13 December 2024 by Yingxiang Wang’s & Yalin Liu’s team, South China Agricultural University, serves as a powerful resource for functional genomics and opens doors for smarter breeding of high-yield, stress-resilient soybean varieties.

The study collected 18 tissue samples representing major stages of soybean embryo development, including the embryo axis and cotyledon, dry seeds, and germination phases.  Each sample underwent RNA sequencing, generating high-coverage data with consistent replicates. Analysis revealed dynamic transcriptional activity: the number of expressed genes peaked during early maturation (over 25,000) and declined significantly in dry seeds, before rising again post-imbibition. EA typically exhibited more moderately expressed genes, while CT showed higher expression of select genes. Transcription patterns clustered according to developmental stages, with EA and CT from the same stage more similar than the same tissue across stages. Differential gene expression analysis revealed massive transcriptional reprogramming, especially during transitions into and out of maturation. For instance, nearly 5,000 genes were downregulated during late maturation, coinciding with seed desiccation. Gene ontology enrichment indicated key biological processes such as circadian rhythm regulation, hormone signaling, and flavonoid biosynthesis were stage-specific. Researchers also identified 1,922 active transcription factors (TFs), including well-known embryogenesis regulators such as BBMSTM, WOX11, and YABBY, which displayed tissue- and stage-specific expression. Moreover, genes involved in oil, protein, flavonoid, folate, and steroid biosynthesis revealed coordinated expression peaks, supporting the metabolic transitions during seed development. Notably, gibberellin-related genes peaked early, while abscisic acid-related genes dominated later stages. Surprisingly, dry seeds contained stored transcripts related to spliceosome and ribosome assembly, likely supporting rapid germination. Finally, genes associated with dehydration tolerance (LEAHSPoleosin, dehydrin) were found to be positively selected through domestication, showing increased expression from wild soybeans to modern cultivars. Altogether, this transcriptome landscape provides vital resources for crop improvement and evolutionary biology.

This transcriptome atlas offers a foundational resource for soybean functional genomics and seed trait improvement. The identified transcription factors and metabolic genes provide precise targets for breeding programs aimed at enhancing oil or protein content, improving stress resilience, or optimizing seed size. The discovery of stored transcripts in dry seeds may lead to strategies for boosting seed vigor and longevity. Moreover, the demonstrated selection of dehydration-related genes informs our understanding of how soybean adapted to changing climates over millennia. These insights can help accelerate the development of next-generation soybean varieties tailored for specific climates and agricultural needs.

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References

DOI

10.48130/seedbio-0024-0021

Original Source URL

https://doi.org/10.48130/seedbio-0024-0021

Funding information

This work was supported by the Guangdong Laboratory for Lingnan Modern Agriculture (NG2022002),the Guangdong Ninth Pearl River Talent Program 'Team of plant meiosis recombination and germplasm innovation' (2021ZT09N333) and National Natural Science Foundation of China (32470344). We thank Chenjiang You and Yuan Fang (South China Agricultural University) for help with data analysis and Changkui Guo (South China Agricultural University) for help with soybean field organization.

About Seed Biology

Seed Biology (e-ISSN 2834-5495) is published by Maximum Academic Press in partnership with Yazhou Bay Seed Laboratory. Seed Biology is an open access, online-only journal focusing on research related to all aspects of the biology of seeds, including but not limited to: evolution of seeds; developmental processes including sporogenesis and gametogenesis, pollination and fertilization; apomixis and artificial seed technologies; regulation and manipulation of seed yield; nutrition and health-related quality of the endosperm, cotyledons, and the seed coat; seed dormancy and germination; seed interactions with the biotic and abiotic environment; and roles of seeds in fruit development. Seed Biology publishes a wide range of research approaches, such as omics, genetics, biotechnology, genome editing, cellular and molecular biology, physiology, and environmental biology. Seed Biology publishes high-quality original research, reviews, perspectives, and opinions in open access mode, promoting fast submission, review, and dissemination freely to the global research community.