Carbon Dioxide Levels Highest in 800,000 Years
Yale E360
MARCH 19, 2025
Temperatures and carbon dioxide levels hit new highs last year, according to a U.N. report detailing the dire state of the global climate. Read more on E360
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Carbon Dioxide Levels Rose by a Record Amount Last Year
Yale E360
JANUARY 17, 2025
Carbon dioxide is accumulating in the atmosphere faster than ever before, putting hopes of limiting warming in jeopardy. Read more on E360
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Scientists Engineer Crops to Consume More Carbon Dioxide
Yale E360
DECEMBER 23, 2024
Scientists have engineered sugarcane and sorghum to take advantage of rising levels of carbon dioxide, allowing these crops to grow bigger. Read more on E360
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As Carbon Dioxide Grows More Abundant, Trees Are Growing Bigger, Study Finds
Yale E360
SEPTEMBER 29, 2022
Trees are feasting on decades of carbon dioxide emissions and growing bigger as a result, according to a new study of U.S. Read more on E360 →.
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Upcoming Developments in International Governance of Marine Carbon Dioxide Removal
Law Columbia
OCTOBER 25, 2024
The next week has the potential to bring important developments for international governance of marine carbon dioxide removal (CDR). seaweed) for carbon storage. The post Upcoming Developments in International Governance of Marine Carbon Dioxide Removal first appeared on Climate Law Blog.
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FRESH, October 4, 2022: Carbon Dioxide Storage and Transport Emerges as Political Flashpoint
Circle of Blue
OCTOBER 4, 2022
Indiana regulates the underground storage of carbon dioxide. In central Illinois , residents are reluctant to make way for an underground carbon dioxide pipeline. Residents of central Illinois are organizing against a proposed carbon dioxide pipeline, Energy News Network reports. CO2 STORAGE: Indiana Gov.
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San Francisco v. EPA: Impact on Marine Carbon Dioxide Removal
Law Columbia
APRIL 8, 2025
The Supreme Courts decision could have implications for certain marine carbon dioxide (mCDR) activities that require permits under the CWA. mCDR refers to ocean-based processes or techniques designed to remove carbon dioxide from the atmosphere and store it for long periods of time in the ocean.
​​The Science Behind Sea Level Rise: How Past Emissions Will Shape Our Future
Union of Concerned Scientists
FEBRUARY 10, 2025
Research with climate models in recent years shows that when carbon dioxide emissions stop, the rise in atmospheric temperatures will likely also stop. The oceans absorb much of the carbon dioxide lingering in the atmosphere, which contributes to ocean acidification.
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Regulation of Seaweed Cultivation and Sinking for Carbon Dioxide Removal in Alaska: New Sabin Center Report
Law Columbia
APRIL 10, 2025
It is also necessary to remove carbon dioxide from the atmosphere (a process known as carbon dioxide removal or CDR). Seaweed naturally converts dissolved carbon dioxide in ocean water into organic carbon through photosynthesis.
Scientists Will Engineer the Ocean to Absorb More Carbon Dioxide
Scientific American
SEPTEMBER 12, 2024
A research consortium plans to revive geoengineering trials of the controversial iron fertilization technique to pull carbon dioxide from the air, despite public backlash
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Student Writing Competition: Marine Carbon Dioxide Removal Law and Policy
Law Columbia
FEBRUARY 18, 2025
The Sabin Center for Climate Change Law at Columbia Law School, together with New York Sea Grant, is pleased to announce a writing competition for law students interested in writing on legal and policy issues associated with marine carbon dioxide removal. Articles should be 15,000 words in length.
Touched by the Keeling Curve
Legal Planet
APRIL 9, 2025
was simply telling the story of the Keeling Curve.Thats a daily record of global atmospheric carbon dioxide concentration devised by Charles Keeling and taken from the Mauna Loa Observatory on Hawaii every day starting in 1958. My poor students thought I was in distress.I
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Why Were 2023 and 2024 So Hot?
Union of Concerned Scientists
JANUARY 7, 2025
You might be thinking, if the burning of fossil fuels increases Earths albedo due to additional aerosols in the atmosphere, shouldnt this offset any impact from the effects of increased heat-trapping emissions like carbon dioxide?
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New Report on Liability Considerations for Marine Carbon Dioxide Removal in the U.S.
Law Columbia
MARCH 18, 2025
Scientists have identified a number of land- and ocean-based carbon dioxide removal (CDR) approaches. Marine CDR approaches appear to hold great potential for uptake and sequestration of carbon dioxide.
Proposed Massive Carbon Capture Hub Puts Alberta’s Water and Farmland At Risk
Enviromental Defense
APRIL 10, 2025
One of the risks to water associated with permanent carbon dioxide storage is the threat of the injected CO2 leaking into overlying groundwater resources. In response, a 12 month moratorium on carbon capture projects was passed to protect the nearby aquifer from the risks of leaking carbon dioxide.
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Peatland Algae to Soak Up More Carbon as Planet Warms
Yale E360
MARCH 20, 2025
New research finds that microalgae in northern peat bogs will absorb more carbon dioxide as the planet warms, helping to take a bite out of emissions. Read more on E360
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Carbon dioxide gas spotted in atmosphere of Jupiter’s moon Callisto
New Scientist
FEBRUARY 16, 2024
Carbon dioxide gas found throughout the atmosphere of Callisto hints it has a complex carbon cycle – akin to the one which on Earth helps to sustain life
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Electric Vehicles Help Combat Climate Change, Here’s Why.
Union of Concerned Scientists
APRIL 14, 2025
Driving the average EV in the US produces carbon dioxide emissions equivalent to a hypothetical 100 mpg gasoline car. When UCS first compared driving an EV to a gasoline car, only 45 percent of the country lived where driving an EV had lower climate-changing emissions than a 50 MPG gasoline car.
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Spreading Rock Dust on Farmland Has Potential to Draw Down Huge Sums of Carbon Dioxide
Yale E360
AUGUST 15, 2023
Spreading volcanic rock dust on cropland could help the world reach a key carbon removal goal, a new study finds. Read more on E360 →
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Shipping companies to pay for carbon dioxide produced by vessels
Environmental News Bits
APRIL 14, 2025
Shipping companies will have to pay for the carbon dioxide produced by their vessels for the first time under new rules agreed by the worlds maritime watchdog.
A Grim Signal: Atmospheric CO2 Soared in 2024
Inside Climate News
APRIL 24, 2025
Scientists are worried because they cant fully explain the big jump, but they think it might mean that carbon absorption by forests, fields and wetlands is slowing downa major problem for the world.
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To Protect the Ozone Layer and Slow Global Warming, Fertilizers Must Be Deployed More Efficiently, UN Says
Inside Climate News
NOVEMBER 14, 2024
By Georgina Gustin At its annual conference on climate change this week, the United Nations released a major report saying the world has little hope of reaching global climate targets without quickly lowering emissions of nitrous oxide, a greenhouse gas that’s nearly 300 times more powerful at warming the atmosphere than carbon dioxide.
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Opinion: The new renewable revolution: Why carbon dioxide removal will transform the carbon market
A Greener Life
APRIL 25, 2025
At a moment of unprecedented uncertainty for net zero, biochar-based carbon dioxide removal (CDR) is set to reshape the global carbon market. With the development of offtake agreements dramatically reducing those risks, carbon dioxide removal is on the cusp of a breakout moment. Photo credit: Wikicommons.
Carbon Dioxide Levels Highest in 800,000 Years
Yale E360
MARCH 19, 2025
Temperatures and carbon dioxide levels hit new highs last year, according to a U.N. report detailing the dire state of the global climate. Read more on E360
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New York City Greenery Absorbing All Traffic Emissions on Many Summer Days
Yale E360
JANUARY 6, 2023
On many summer days, trees, shrubs, and grasses across the New York metro area soak up as much carbon dioxide as is generated by all cars, buses, and trucks, according to new research. Read more on E360 →.
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Scientists Engineer Crops to Consume More Carbon Dioxide
Yale E360
DECEMBER 23, 2024
Scientists have engineered sugarcane and sorghum to take advantage of rising levels of carbon dioxide, allowing these crops to grow bigger. Read more on E360
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Air Company Launches Sustainable Aviation Fuel Made from Captured CO2
Environment + Energy Leader
OCTOBER 1, 2022
Air Company, a carbon technology company that creates carbon-negative alcohols and fuels from Carbon Dioxide (CO2), has launched its Sustainable Aviation Fuel (SAF) made from captured CO2. The post Air Company Launches Sustainable Aviation Fuel Made from Captured CO2 appeared first on Environment + Energy Leader.
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Global ‘Stilling’: Is Climate Change Slowing the World’s Wind?
Yale E360
SEPTEMBER 13, 2022
As carbon dioxide levels rise and the Earth’s poles warm, researchers are predicting a decline in the planet’s wind speeds. This ‘stilling’ could impact wind energy production and plant growth and might even affect the Gulf Stream, which drives much of the world’s climate. Read more on E360 ?.
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Arctic Report Card 2024: How Did the Region Fare? Ask the Caribou
Union of Concerned Scientists
DECEMBER 11, 2024
Grade F: First major vital sign shift in its report card Different factors are at play in terms of whether the Arctic is a net sink or source of carbon. On one hand, warming temperatures increased vegetation in the region with increased uptake of carbon dioxide. Methane releases were sustained as well.
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Will carbon dioxide removal tech help or hinder climate targets?
New Scientist
NOVEMBER 29, 2023
Billions of dollars are pouring into the carbon dioxide removal industry, which aims to clean up emissions and slow global warming, but few companies have delivered results. Is the technology a planetary saviour or a risky bet?
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Carbon Dioxide Levels Rose by a Record Amount Last Year
Yale E360
JANUARY 17, 2025
Carbon dioxide is accumulating in the atmosphere faster than ever before, putting hopes of limiting warming in jeopardy. Read more on E360
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Twenty years of blogging in hindsight
Real Climate
NOVEMBER 23, 2024
It shows the atmospheric concentrations of carbon dioxide (CO 2 ) and tells a story about the carbon cycle, involving Earth’s crust, the atmosphere, land surface, the biosphere, and the oceans. The Keeling curve, highlighted with the release of important climate reports and climate summits.
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As 1.5 Degrees Looms, Scientists See Growing Risk of Runaway Warming, Urgent Need to Slash Emissions
Yale E360
MARCH 15, 2023
degrees C of warming, scientists warn that rising temperatures are degrading the Earth's ability to soak up carbon dioxide, threatening to further exacerbate climate change. As the planet rapidly approaches 1.5 To keep warming in check, they stress, countries must make steep cuts to emissions in the next few years.
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The definitive CO2/CH4 comparison post
Real Climate
SEPTEMBER 19, 2021
but it inevitably brings forth a mish-mash of half-remembered, inappropriate or out-of-date comparisons between the impacts of carbon dioxide and methane. Thus despite the smaller concentrations and changes in methane compared to carbon dioxide, the impacts are comparable. Stocks and flows. References. Etminan, G.
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Why Climate Scientists Are Sounding the Alarm on the Ocean Circulation System AMOC
Union of Concerned Scientists
NOVEMBER 12, 2024
The potential collapse of the AMOC—which could happen within this century, or be triggered within this century and play out over a longer timeframe—comes as a result of climate change caused by additional heat-trapping emissions like carbon dioxide in the atmosphere. But what exactly would cause the AMOC to collapse?
Emissions Drop Equivalent to Covid Shutdowns Needed Every Two Years to Limit Warming to 2 Degrees C
Yale E360
MARCH 4, 2021
Carbon dioxide emissions must fall by the equivalent of a global lockdown roughly every two years for the next decade for the world to keep within safe limits of global heating, research has shown. Read more on E360 ?.
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Danone to Reduce Methane Emissions from Dairy Supply Chain by 30%
Environment + Energy Leader
JANUARY 19, 2023
million tons of carbon dioxide equivalent to methane emissions by 2030. With this new initiative, Danone expects to remove 1.2 The post Danone to Reduce Methane Emissions from Dairy Supply Chain by 30% appeared first on Environment + Energy Leader.
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Air Company Launches Sustainable Aviation Fuel Made from Captured CO2
Environment + Energy Leader
OCTOBER 1, 2022
Air Company, a carbon technology company that creates carbon-negative alcohols and fuels from Carbon Dioxide (CO2), has launched its Sustainable Aviation Fuel (SAF) made from captured CO2. The post Air Company Launches Sustainable Aviation Fuel Made from Captured CO2 appeared first on Environment + Energy Leader.
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Indigenous Lands Among the Amazon's Last Carbon Sinks
Yale E360
JANUARY 17, 2023
Parts of the Amazon managed by Indigenous people removed more carbon dioxide from the atmosphere than they released, while areas not managed by Indigenous people saw widespread deforestation, producing more carbon dioxide than they removed, a report finds. Read more on E360 →.
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For Decades, Our Carbon Emissions Sped the Growth of Plants — Not Anymore
Yale E360
AUGUST 14, 2023
For the last century, rising levels of carbon dioxide helped plants grow faster, a rare silver lining in human-caused climate change. But now, as drier conditions set in across much of the globe, that uptick in growth is leveling off, a new study finds. Read more on E360 →
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Adding Rock Dust to Farmland Could Get UK Almost Halfway to Its Carbon Removal Goal
Yale E360
APRIL 27, 2022
To meet its climate goals, Britain must not only cut emissions, but also scrub carbon dioxide from the atmosphere. A new study finds that rock dust sprinkled on farmland could supply nearly half of the needed carbon removal. Read more on E360 ?.
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Quantum quirk explains why carbon dioxide causes global warming
New Scientist
FEBRUARY 13, 2024
A phenomenon called the Fermi resonance, which affects how molecules vibrate, is responsible for a large part of carbon dioxide’s planet-warming effect
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A Series of Droughts Has Weakened the Amazon’s Resilience, Study Finds
Yale E360
DECEMBER 24, 2021
Three droughts over the past two decades have affected the Amazon’s ability to bounce back after severe dry spells, reducing the vast rainforest’s capacity to absorb carbon dioxide, according to a new study by Brazilian and Portuguese researchers. Read more on E360 ?.
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Worth the Investment? Carbon Storage Funding Awarded to the Port of Corpus Christi
Environment + Energy Leader
FEBRUARY 4, 2023
million from the DOE as part of its CarbonSAFE initiative to evaluate the feasibility of permanently storing captured carbon dioxide (CO2) from industrial operations. Carbon Storage Funding Awarded to the Port of Corpus Christi appeared first on Environment + Energy Leader. The largest port in the U.S. received $16.4
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