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A Project of The Annenberg Public Policy Center

Issues: carbon emissions

Q&A on the Trump EPA’s Effort to Curtail Regulation of Greenhouse Gas Emissions

Q&A on the Trump EPA’s Effort to Curtail Regulation of Greenhouse Gas Emissions
August 21, 2025

The Environmental Protection Agency is holding public hearings this week on its effort to undo the legal foundation for its regulation of greenhouse gases, the heat-trapping gases that cause climate change. In a major policy shift announced in late July, the Trump administration EPA said it would rescind the so-called “endangerment finding,” which allows the agency to regulate such emissions, arguing that legal and scientific developments justify a reconsideration.

Wind Energy’s Key Environmental Advantage? Low Emissions

Wind Energy’s Key Environmental Advantage? Low Emissions
June 24, 2024

Q: Are wind farms harmful to the environment?

A: Like all energy sources, wind farms have some negative environmental impacts. But getting energy from wind farms results in dramatically lower greenhouse gas emissions than getting it from fossil fuels.

Electric Vehicles Contribute Fewer Emissions Than Gasoline-Powered Cars Over Their Lifetimes

Electric Vehicles Contribute Fewer Emissions Than Gasoline-Powered Cars Over Their Lifetimes
February 7, 2024

Q: Are electric cars really better for the environment than gasoline-powered cars over their lifetimes? 

A: Yes. Electric vehicles typically release fewer greenhouse gas emissions than internal combustion engine vehicles during their life cycles, even after accounting for the increased energy required to make their batteries. And their carbon footprints are expected to get smaller in the near future.

FactChecking Haley’s CNN Town Hall

FactChecking Haley’s CNN Town Hall
June 5, 2023

Republican presidential candidate Nikki Haley — a former governor of South Carolina and U.S. ambassador to the United Nations during former President Donald Trump’s administration — made a few false and misleading statements in a June 4 town hall on CNN.