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
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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Why Were 2023 and 2024 So Hot?
Union of Concerned Scientists
JANUARY 7, 2025
In that year, El Nio added to the increased warming caused by the build-up of heat-trapping emissions in the atmosphere, leading to that record-breaking heat. Humans have a direct effect on albedo through emitting industrial aerosols such as sulfates, which accumulate in the atmosphere due to the burning of fossil fuels.
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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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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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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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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.
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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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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Sprinkling basalt over soil could remove huge amounts of carbon dioxide from the atmosphere
Physics World
AUGUST 1, 2021
Sprinkling powered basalt over natural ecosystems would remove vast amounts of carbon dioxide from the Earth’s atmosphere while also improving soils. But even in best case scenarios for renewable energy and industrial decarbonization, it looks certain that significant carbon dioxide emissions will continue for decades.
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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?
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.
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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Arctic Report Card 2024: How Did the Region Fare? Ask the Caribou
Union of Concerned Scientists
DECEMBER 11, 2024
For the first time, the Arctic Report Card assessed that the Arctic is faltering as a reliable area for storing carbon away from the atmosphere ( Natalie et al., It was its first failing grade after thousands of years holding onto more carbon than released to the atmosphere. in Arc2024 ).
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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. W/m 2 for CH 4. Stocks and flows.
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New Report on Liability Considerations for Marine Carbon Dioxide Removal in the U.S.
Law Columbia
MARCH 18, 2025
Achieving global climate goals will require rapid and dramatic greenhouse gas emissions reductions, along with the removal of greenhouse gases from the atmosphere. Scientists have identified a number of land- and ocean-based carbon dioxide removal (CDR) approaches.
JWST found carbon dioxide in an exoplanet atmosphere – and a mystery
New Scientist
AUGUST 25, 2022
The James Webb Space Telescope has made the first clear detection of carbon dioxide in the atmosphere of a distant world, and there is also an unexpected bump in the data
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.
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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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
By Phil McKenna Climate policies that rely on decarbonization alone are not enough to hold atmospheric warming below 2 degrees Celsius and, rather than curbing climate change, would fuel additional warming in the near term, a study published Monday in the Proceedings of the National Academy of Sciences concludes.
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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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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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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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From Research to Action: The Growing Impact of Attribution Science
Union of Concerned Scientists
MARCH 7, 2023
This research determines the relative contributions of different emission sources, including the oil and gas, agricultural, industrial, and transportation sectors, to the overall increase in heat-trapping gas concentrations in the atmosphere.
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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 levels in atmosphere reach record high
Inhabitant
JUNE 9, 2021
Reducing emissions is top priority for survival. Will we ever treat it as such?
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National Ocean and Atmospheric Administration Addresses Rising CO2 Levels
Environment + Energy Leader
JUNE 6, 2023
Industries dependent on marine resources, such as fisheries and tourism, face significant threats from this environmental degradation.
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Never Give Up. Never Surrender.
Legal Planet
OCTOBER 14, 2021
In the long run, warming will be determined by how much carbon we pump into the atmosphere before we stop. According to the IPCC, every trillion tons of carbon dioxide translates into another half degree of warming. In terms of emissions cuts, the basic rule is simple: Every ton counts.
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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.
New Study Shows Planting Trees May Not Be as Good for the Climate as Previously Believed
Inside Climate News
MARCH 13, 2024
The climate benefits of trees storing carbon dioxide is partially offset by dark forests’ absorption of more heat from the sun, and compounds they release that slow the destruction of methane in the atmosphere, the research shows.
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Regulating Ocean Regulating Ocean Alkalinity Enhancement in Washington State Enhancement in Washington State
Law Columbia
JANUARY 31, 2025
The Sixth Assessment Report of the Intergovernmental Panel on Climate Change underscores the urgent need the advance carbon dioxide removal (CDR) as a complement to (but not a substitute for) emissions reductions. Carbon dioxide naturally moves between the atmosphere and the oceans surface in an attempt to achieve equilibrium.
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New Study Shows Extreme and Far-Reaching Impacts of Sackett Ruling on Federal Wetland Protections
Inside Climate News
MARCH 25, 2025
Wetlands can also act as carbon sinks, sequestering carbon dioxide from the atmosphere.
Carbon Removal Is Catching On, but It Needs to Go Faster
Scientific American
JUNE 9, 2024
World leaders must make plans to remove more carbon dioxide from the atmosphere, a new report says
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Removing Methane from the Atmosphere: New Sabin Report on Atmospheric Methane Destruction via Oxidation Enhancement
Law Columbia
JULY 2, 2024
In addition to investigating new ways to control methane emissions, scientists are also researching the possibility of removing methane already in the atmosphere. Those issues are explored in a new report by researchers at the Sabin Center, Removing Methane via Atmospheric Oxidation Enhancement: The Legal Landscape.
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Don’t hamstring carbon removal
Legal Planet
AUGUST 2, 2022
Assessments by the IPCC have made clear that the most feasible way for the world to meet its target of restricting climate change to below two degrees Celsius of warming includes rapid and massive expansion of carbon removal technology – technology that would extract carbon dioxide and permanently sequester that carbon dioxide underground.
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Flower farm could supply nickel for electric vehicle batteries
New Scientist
JULY 4, 2024
A start-up in Albania co-founded by a mining industry mogul is farming plants to harvest carbon-neutral nickel from the soil while simultaneously removing carbon dioxide from the atmosphere
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How a surprising twist on rewilding could help settle our carbon debt
New Scientist
MARCH 24, 2025
Weve pumped huge amounts of carbon dioxide into the atmosphere that needs to be paid back. Large animals like wolves, bison and whales may already be tackling the problem
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The CO2 problem in six easy steps (2022 Update)
Real Climate
JULY 10, 2022
The fact that there is a natural greenhouse effect (that the atmosphere restricts the passage of infra-red (IR) radiation from the Earth’s surface to space) is easily deducible from; i) the mean temperature of the surface (around 15ºC) and, ii) knowing that the planet is normally close to radiative equilibrium. in IPCC TAR).
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Mauna Loa eruption interrupts key record of atmospheric CO2
New Scientist
NOVEMBER 29, 2022
The Mauna Loa Observatory has kept a nearly uninterrupted record of atmospheric carbon dioxide for more than 60 years, but a volcanic eruption has cut off power
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The Origins of Climate Awareness in the Legal Academy
Legal Planet
SEPTEMBER 30, 2021
In particular, he said, “reliance upon coal, on the other hand, could aggravate the ‘greenhouse effect,’ whereby excess carbon dioxide (which accompanies coal burning) traps heat inside the earth’s atmosphere, thus possibly melting the icecaps and raising the level of the oceans.”
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Crushed rocks outpace giant fans in race to remove CO2 from air
New Scientist
NOVEMBER 22, 2024
New technologies to remove carbon dioxide from the atmosphere are growing in scale –though their effect on the climate remains negligible
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Biochar-amended soil can further sorb atmospheric CO2 for more carbon sequestration
Environmental News Bits
JANUARY 21, 2025
Biochar-amended soil can further sorb atmospheric CO2 for more carbon sequestration. link] [open access] Abstract Input of biochar into soil is considered as an efficient technology for carbon sequestration. Communications Earth & Environment, 6(1), 5.
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Developing Model Federal Legislation to Advance Safe and Responsible Ocean Carbon Dioxide Removal Research in the United States
Law Columbia
MARCH 15, 2023
The Sabin Center today published model federal legislation to advance safe and responsible ocean carbon dioxide removal (CDR) research in U.S. Modeling shows that carbon dioxide emissions must reach net zero by 2050 or 2070 to reach these temperature goals. reach its climate goals. o C above pre-industrial levels.
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