2024 Clean Air Act Sea Level 
Law Columbia
MARCH 14, 2024
In the first months of 2024, legislators in four states— Maryland , Massachusetts , New York , and Vermont —have pushed for legislation that would collectively require large fossil fuel producers and refiners to pay for hundreds of billions of dollars of state-level climate adaptation infrastructure.
Union of Concerned Scientists
JANUARY 26, 2024
In addition, a more inclusive approach to EO 12866 meetings could allow for the input of marginalized communities that are already seeing harms from sea level rise and changing patterns of severe weather. Looking ahead: Several other agencies are likely to release their draft scientific integrity policies in early 2024.
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Union of Concerned Scientists
JANUARY 26, 2024
In addition, a more inclusive approach to EO 12866 meetings could allow for the input of marginalized communities that are already seeing harms from sea level rise and changing patterns of severe weather. Looking ahead: Several other agencies are likely to release their draft scientific integrity policies in early 2024.
Law Columbia
OCTOBER 18, 2024
Several states and industry groups are challenging EPA’s 2024 rules which set greenhouse gas emissions limits for certain fossil fuel power plants nationwide (referred to here as the Power Plant Rules). EPA’s 2024 Power Plant Rules EPA is required to regulate power plant emissions under Section 111 of the Clean Air Act.
Union of Concerned Scientists
FEBRUARY 18, 2025
establishing that heat-trapping emissions (or greenhouse gas emissions) are air pollutants covered by the Clean Air Act. The court further mandated that, under the Clean Air Act, the EPA must set protective standards for global warming pollutants if the agency found them to be harmful to human health and welfare.
Union of Concerned Scientists
FEBRUARY 18, 2025
establishing that heat-trapping emissions (or greenhouse gas emissions) are air pollutants covered by the Clean Air Act. The court further mandated that, under the Clean Air Act, the EPA must set protective standards for global warming pollutants if the agency found them to be harmful to human health and welfare.
Law Columbia
MAY 22, 2025
The 2009 endangerment finding has played a foundational role in Clean Air Act regulation of GHG emissions from both mobile and stationary sources. State (Montana Supreme Court, 2024) (climate change is causing serious and irreversible harms to the environment in Montana). 7521(a)(1).
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