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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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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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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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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New Bill Targets Carbon Dioxide Pipeline Leaks
Legal Planet
FEBRUARY 20, 2024
Candidate at UCLA Law (2L) Last week, Assemblymember Dr. Joaquin Arambula introduced AB 2623 , a bill designed to guard California communities against the dangers of transporting carbon dioxide in pipelines. You might be familiar with carbon dioxide as a greenhouse gas that contributes to climate change.
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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.
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.
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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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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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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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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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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New Study Says World Must Cut Short-Lived Climate Pollutants as Well as Carbon Dioxide to Meet Paris Agreement Goals
Inside Climate News
MAY 23, 2022
The study found that limiting warming in coming decades as well as longer term requires policies that focus not only on reducing emissions of carbon dioxide, but also of “short-lived climate pollutants”—greenhouse gases including methane and hydrofluorocarbons (HFCs)—along with black carbon, or soot.
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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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Delays and Disagreements: The IPCC’s Struggle to Stay on Course
Union of Concerned Scientists
MARCH 6, 2025
The main objectives included: Approving and adopting outlines for the three major working group reports and an additional methodology report on carbon dioxide removal (CDR). The Goals of the Hangzhou Plenary The agenda for this Plenary was packed with essential tasks shaping the next IPCC reports in this cycle.
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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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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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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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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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Progress Possible at COP 28 Despite Fossil Fuel Industry Deception
Union of Concerned Scientists
DECEMBER 10, 2023
Global net anthropogenic greenhouse gas emissions include carbon dioxide from fossil fuel combustion and industrial processes, net carbon dioxide from land use, land use change and forestry, methane, nitrous oxide, and fluorinated gases. of its long-term investments to sources of low-carbon energy like wind and solar.
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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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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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COP29 Must Increase Climate Finance and Stand Up to the Fossil Fuel Industry
Union of Concerned Scientists
OCTOBER 31, 2024
Heading into COP29, we need to anticipate and prepare to fight attempts by the fossil fuel lobby to reverse or delay the agreement to transition away from oil, gas, and coal—or to divert resources to approaches like carbon capture and storage, carbon dioxide removal, and alternative combustion fuels that aren’t likely to play a material role in meeting (..)
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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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The Fossil Fuel Industry Continues Producing Heat-Trapping Emissions that Drive Climate Change
Union of Concerned Scientists
APRIL 4, 2024
The InfluenceMap dataset includes company-by-company data on emissions of carbon dioxide–the heat-trapping gas responsible for the largest contribution to climate change–and methane, a very potent heat-trapping gas that lasts a shorter time in the atmosphere.
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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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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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House, Senate Send Bill Authorizing Geologic Sequestration Of Carbon Dioxide To The Governor
PA Environment Daily
JULY 11, 2024
On July 11, the House-- by a vote of 127 to 75 -- and the Senate-- by a vote of 37 to 12 -- passed and sent to the Governor Senate Bill 831 (Yaw-R- Lycoming) establishing a framework for authorizing the geologic sequestration of carbon dioxide through injection wells. This practice could be widespread in a carbon-constrained world.
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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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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Greenwashing in Graphs: an ExxonMobil Story
Union of Concerned Scientists
APRIL 9, 2024
In addition, environmental justice advocates and frontline communities routinely point to the danger of concentrated carbon dioxide , embedded siting inequities , and the use of CCS to distract from the real work of phasing out fossil fuels.) Who needs units anyway? Exxon’s figure shows relative changes in cost (as measured in…?)
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Carbon dioxide emissions from fossil fuels hit another all-time high
New Scientist
DECEMBER 4, 2023
Despite urgent calls to slash fossil fuel use to meet climate targets, the Global Carbon Budget report shows that 2023 emissions will be about 1.1 per cent higher than last year
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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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Delays and Disagreements: The IPCC’s Struggle to Stay on Course
Union of Concerned Scientists
MARCH 6, 2025
The main objectives included: Approving and adopting outlines for the three major working group reports and an additional methodology report on carbon dioxide removal (CDR). The Goals of the Hangzhou Plenary The agenda for this Plenary was packed with essential tasks shaping the next IPCC reports in this cycle.
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Gas Plants Have a Real Climate Problem. So Do Some Proposed Approaches for Addressing It.
Union of Concerned Scientists
OCTOBER 15, 2024
One scope is the narrow carbon picture , the one that you’ll hear about most readily: what these approaches mean in terms of how much carbon dioxide (CO 2 ) comes out of a gas plant’s smokestack, or how much less a plant can be said to be emitting.
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Has Gasoline Use in California Peaked?
Union of Concerned Scientists
SEPTEMBER 11, 2024
Burning gasoline in an automobile produces carbon dioxide, the primary cause of climate change. Each gallon of gasoline used results in 19 pounds of carbon dioxide emissions to the atmosphere, and the extraction of oil, refining, and distribution of gasoline results in the equivalent of an additional 4.5
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The Evolving Legal Landscape for Geologic Carbon Sequestration in the United States
Law Columbia
OCTOBER 16, 2024
Geologic carbon sequestration—i.e., the storage of carbon dioxide in underground rock formations—has been the subject of much debate in recent years. It is also needed for some carbon dioxide removal (“CDR”) approaches, such as direct air capture, which pulls carbon dioxide out of the atmosphere.
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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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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Exotic Powder Pulls Carbon Dioxide from the Air at a Record Rate
Scientific American
NOVEMBER 19, 2024
A unique crystalline compound soaks up CO 2 with great efficiency
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Danger Season in South America: Climate Change Brings Unbelievable Record Heat
Union of Concerned Scientists
FEBRUARY 23, 2023
At the country-level, the United States is the largest historic contributor to the climate crisis, having contributed about one quarter of all carbon dioxide emissions (the main driver of global warming) between 1750-2020.
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