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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2024 Carbon Dioxide Sea Level Atmosphere 183

Law Columbia

MARCH 18, 2025

Scientists have identified a number of land- and ocean-based carbon dioxide removal (CDR) approaches. Early efforts primarily focused on land-based approaches, but interest in ocean-based approaches, also known as marine CDR, has grown in recent years. ocean waters. judge-made) law. Read the report here.

Carbon Dioxide 59

Carbon Dioxide Ocean Clean Water Act Fossil Fuels 59

Union of Concerned Scientists

MARCH 6, 2025

This past week, I attended the Intergovernmental Panel on Climate Change (IPCC) meeting in Hangzhou, China. In previous posts, Ive explained what the IPCC is, why this assessment cycle is crucial , and highlighted its role in climate action. Approving expert meetings and passing the budget. Whats Next for the IPCC?

Climate Change 147

Climate Change Carbon Dioxide Technology Technology 147

Law Columbia

JANUARY 31, 2025

Our planet is undergoing significant changes due to climate disruption, with especially severe impacts on the ocean. Most climate action today rightly focuses on reducing greenhouse gas emissions. Unfortunately, these efforts are necessary, but not sufficient to meet global climate targets.

Ocean 59

Ocean Regulations Carbon Dioxide Atmosphere 59

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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Carbon Dioxide Atmosphere Ocean Renewable Energy 143

Law Columbia

JUNE 4, 2024

Can the new advisory opinion interpreting the United Nations Convention on the Law of the Sea (UNCLOS) move us beyond the lethargy of unmet climate change policy needs ? By accepting the COSIS request, ITLOS boldly advanced the international law of climate change to take full account of its harmful impacts on the marine environment.

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Climate Change Ocean Paris Agreement Carbon Dioxide 136

Union of Concerned Scientists

JUNE 20, 2024

But with estimates suggesting that sea level rise will affect more than one billion people around the world in the next 25 years, this is one member of the dysfunctional climate change family that shouldn’t be ignored. As the ocean warms, it expands. That adds water to the oceans, which raises their level. Why is this?

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Sea Level Fossil Fuels Ocean Carbon Dioxide 341

Legal Planet

OCTOBER 16, 2021

But what happens when we achieve the goal of zero carbon dioxide emissions from human actions? Does the climate keep warming, stay the same, or even cool? It turns out this is a critical question for understanding what carbon budgets we have in terms of emissions, if we seek to meet temperature thresholds like 2 degrees Celsius.

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Climate Change Politics Carbon Dioxide Sea Level 130

Real Climate

OCTOBER 12, 2021

Last week, the Nobel physics prize was (half) awarded to Suki Manabe and Klaus Hasselmann for their work on climate prediction and the detection and attribution of climate change. This came as quite a surprise to the climate community – though it was welcomed warmly. Fred Singer, before his turn to the dark side).

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Atmosphere Ocean Greenhouse Climate Change 316

Legal Planet

SEPTEMBER 30, 2021

Today, climate change is the central, though by no means the only, concern in environmental law. I found only one relevant reference using the term “climate change” before 1985. In one sentence of a 1975 article, John Barton referred to “climate change” as a potentially severe long-term problem.

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Carbon Dioxide Climate Change Nuclear Power Clean Air Act 203

Scientific American

FEBRUARY 27, 2023

Instead of sucking planet-warming carbon dioxide from the atmosphere, some scientists are looking to capture it from the oceans

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Ocean Carbon Dioxide Climate Change Atmosphere 110

Ocean Conservancy

NOVEMBER 20, 2024

Even as world leaders convene in Azerbaijan for COP29 to chart a path forward to avoid a climate catastrophe, the fact is that the world has waited too long for emissions reduction alone to solve the climate crisis. Climate change is here, and nowhere is this more immediately apparent than in our ocean.

Ocean 121

Ocean Carbon Dioxide Climate Change Conservation 121

Law Columbia

APRIL 2, 2024

Ocean-Based Carbon Dioxide Removal © 2023 by Ocean Visions Ocean-based carbon dioxide removal (CDR) is attracting increased attention as a possible climate change response strategy. Clearly there is a long way to go and ocean-based CDR approaches could help us get there.

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Carbon Dioxide Ocean Government Climate Change 78

Real Climate

AUGUST 12, 2021

I followed with great interest the launch of the sixth assessment report Working Group 1 (The Physical Science Basis) from the Intergovernmental Panel on Climate Change (IPCC) on August 9th. The cause of our changing climate is the increase in atmospheric greenhouse gas concentrations that we have released into the air.

Atmosphere 356

Atmosphere Greenhouse Ocean Sea Level 356

Scientific American

JANUARY 18, 2024

Some scientists say the controversial fishing practice of ocean trawling stirs up buried organic matter, some of which makes its way to the surface in the form of carbon dioxide

Ocean 124

Ocean Carbon Dioxide Climate Change 124

Inside Climate News

SEPTEMBER 2, 2023

In a research paper, the scientists say capturing carbon dioxide directly from the oceans could have advantages over direct air capture.

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Ocean Carbon Dioxide Technology Technology 98

New Scientist

AUGUST 9, 2023

Running Tide, a carbon-removal company in the US, has sunk more than 10,000 tonnes of waste wood into the Atlantic Ocean in an effort to reduce carbon dioxide levels in the atmosphere – but experts aren't convinced it will work

Ocean 98

Ocean Carbon Dioxide Climate Change Atmosphere 98

Physics World

OCTOBER 30, 2021

With the United Nations Climate Change Conference (COP26) coming up next month, it is strange to think that less than 100 years ago global warming was not widely accepted, even among experts. Callendar’s 1938 paper “The artificial production of carbon dioxide and its influence on temperature” ( Q.

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Carbon Dioxide Fossil Fuels Atmosphere 2007 116

Law Columbia

MAY 22, 2024

On May 21, 2024, the International Tribunal for the Law of the Sea (ITLOS) delivered a long-awaited Advisory Opinion on climate change and international law. This marks the first time that an international tribunal has issued an advisory opinion on State obligations regarding climate change mitigation.

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Climate Change Paris Agreement Ocean Sea Level 126

Ocean Conservancy

OCTOBER 22, 2021

The ocean has absorbed nearly 33% of all greenhouse gas emissions and around 90% of the excess heat produced through climate change. It may seem like a good thing all around that the ocean is protecting us in this way, but the ocean actually pays a hefty price. Thanks for signing up for Ocean Conservancy emails.

Ocean 109

Ocean Carbon Dioxide Coastal Erosion Climate Change 109

Real Climate

NOVEMBER 29, 2023

In a world with just random local fluctuations but no climate change, about half the weather stations would show a (more or less significant) warming, the other half a cooling. Figure 1: Map of observed near-surface air temperature changes since the late 19 th Century. It’s not hard to understand. Gray areas show lack of data.

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Greenhouse Radiation Cooling Carbon Dioxide 309

Frontiers

MAY 10, 2023

They are also vulnerable to climate change as their shells are sensitive to ocean acidification. They found that one is less vulnerable to changes in the Southern Ocean than the other. The world’s oceans absorb approximately a quarter of all carbon dioxide (CO 2 ) emissions. The fact that L.

Ocean 93

Ocean Climate Change Carbon Dioxide 93

Law Columbia

NOVEMBER 20, 2023

The Sabin Center published a new report today recommending actions that federal agencies could take to ensure safe and responsible permitting and regulation of ocean carbon dioxide removal (CDR) research in U.S. A variety of ocean-based CDR approaches—i.e., Those activities could raise a host of legal issues. and the U.S.

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Carbon Dioxide Ocean Atmosphere Law 78

Law Columbia

SEPTEMBER 28, 2023

The Sabin Center wrapped up Climate Week NYC last Friday with an event exploring the opportunities and challenges posed by ocean-based carbon dioxide removal (CDR). As evidenced by the 150-plus people in attendance, ocean CDR is attracting growing attention as a possible climate change mitigation option.

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Carbon Dioxide Ocean 2013 Law 69

Ocean Conservancy

DECEMBER 12, 2023

As another year comes to a close, I am reflecting on the incredible progress Ocean Conservancy has made in 2023 towards a healthy, resilient ocean future. For better or worse, this is the nature of ocean conservation work—sometimes we hit roadblocks, but it’s a reminder of why this work is so critically important.

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Ocean 2023 Conservation Carbon Dioxide 125

Union of Concerned Scientists

APRIL 4, 2024

For researchers, this updated dataset provides an incredible opportunity to conduct litigation relevant research and explore questions of accountability—for the impacts of climate change, for the historical costs of inaction, and for industry’s decades of disinformation and delay.

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Fossil Fuels Climate Change 2013 2015 276

Law Columbia

APRIL 24, 2024

A new report published today by the Sabin Center examines the laws governing international transport of carbon dioxide for sequestration. We focus, specifically, on the shipping of carbon dioxide that was captured in Europe to the United States for sequestration there.

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Carbon Dioxide Paris Agreement Ocean Law 72

A Greener Life

MAY 23, 2022

Our oceans are acidifying. A new report has warned that the level of acidity in the world’s oceans is higher now than it has been for the past 26,000 years. In a statement, WMO Secretary-General Petteri Taalas said “Our climate is changing before our eyes. ” How the oceans absorb carbon and store the heat.

Ocean 98

Ocean Sea Level Carbon Dioxide Climate Change 98

Union of Concerned Scientists

FEBRUARY 22, 2023

At the evening seafood reception that year, in a corner near the fresh oysters, a board member of the Maine Lobstermen’s Association remarked to me, “Everyone blames everything on climate change, but they blame the Right Whale on lobstering.” His remark has remained with me ever since. Sea levels are rising.

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Fossil Fuels Ocean Sea Level Carbon Dioxide 237

Inside Climate News

MARCH 21, 2023

Ocean-based renewable energy could play a big role in decarbonizing the U.S., and healthier oceans can help stabilize the climate, the Ocean Climate Action Plan suggests. By Bob Berwyn Oceans around the world are beset by marine heatwaves , pollution, coral bleaching , mass die-offs and overfishing.

Climate Change 103

Climate Change Carbon Dioxide Ocean Renewable Energy 103

Law Columbia

JULY 14, 2022

Carbon dioxide removal (CDR) will be needed, alongside deep emissions cuts, to achieve global temperature goals. The Intergovernmental Panel on Climate Change (IPCC) has emphasized that, to limit warming to 1.5 Scientists have proposed a number of land- and ocean-based CDR techniques. By Korey Silverman-Roati.

Carbon Dioxide 59

Carbon Dioxide Ocean Paris Agreement Law 59

Union of Concerned Scientists

APRIL 10, 2024

The longevity of naturally occurring carbon sinks, like those in Earth’s forests, is a key part of all modeled and projected pathways to net-zero. Without the considerable carbon absorption capacity of our lands (and oceans), we’d currently have much more CO 2 in the atmosphere and an accelerated timeline of warming.

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Atmosphere Carbon Emissions Fossil Fuels Climate Change 224

Ocean Conservancy

SEPTEMBER 8, 2023

As deeply troubling reports continue to come in about ocean waters hitting historic hot temperatures, sectors like global shipping are trying to understand the consequences of a warmer ocean and what can be done to stop the heating. So, we’re seeing the ocean heat up, lose oxygen and get bigger. as a national policy leader.

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Ocean Sea Level Fossil Fuels Carbon Dioxide 103

Union of Concerned Scientists

APRIL 19, 2022

Indeed, the Intergovernmental Panel on Climate Change (IPCC) has just warned us of the decisive fate that this decade represents to act on climate for us and all the species that we depend on. I also find it fascinating to learn about bigger, more powerful wind turbines that better harness wind energy on land and in the ocean.

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Renewable Energy Fossil Fuels Nitrogen Oxides Clean Energy 363

Environmental News Bits

OCTOBER 11, 2022

Spreading olivine on beaches could accelerate ocean uptake of carbon dioxide and potentially limit climate change. Read the full story at Eos. The concept and execution still face some scrutiny from scientists.

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Climate Change Carbon Dioxide Ocean 75

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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Carbon Dioxide Atmosphere Carbon Emissions Technology 147

PA Environment Daily

SEPTEMBER 12, 2023

Ten students had just listened to me explain the cascade of negative effects associated with the increasing acidification of ocean waters. The frightful phenomenon is on a scale proportional to and correlated with the climate altering changes in Earth’s atmosphere.

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Climate Change Carbon Dioxide Ocean Atmosphere 97