February 15, 2024

Washington, D.C. – Today, congressional Republicans continued their efforts to prioritize polluters over people by holding an Energy and Commerce Committee legislative hearing on a new version of the “Smoggy Skies Act,” legislation to gut the Clean Air Act's public health protections. 

February 14, 2024

Washington, D.C. –  At a U.S.

February 7, 2024

HARRISBURG, Pa. -- Today, the Environmental Protection Agency (EPA) released its long-awaited National Ambient Air Quality Standards for particulate matter (PM2.5) -- commonly known as soot -- which will lower the annual standard from 12 mcg/m3 to 9 mcg/m3. Soot pollution is shown to increase the risk of asthma, heart attacks, stroke, cancer, and premature death, and nationally, this new standard is expected to prevent up to 4,500 premature deaths, 290,000 lost workdays per year, and result in as much as $43 billion in net health benefits in 2032.

February 7, 2024

Today, the EPA released updated National Ambient Air Quality Standards for particulate matter (PM2.5), taking a positive and long-awaited step toward addressing a dangerous and deadly air pollutant responsible for over 100,000 deaths in the United States every year.

January 26, 2024

Washington, DC – Ahead of a set of important vehicle regulations being finalized by the Environmental Protection Agency (EPA) soon, car dealerships and the truck industry are ramping up their lobbying of the agency to adopt weak standards and allow more pollution from cars and heavy trucks.

January 10, 2024

Yesterday, the EPA proposed to move forward with a Trump-era policy that narrows the scope of what the agency can examine when they review air operating permits, reducing the depth and quality of EPA’s review of air permits.

December 20, 2023

The Center for Biological Diversity and Sierra Club filed notice today of their intent to sue the Environmental Protection Agency for failing to ensure that areas in 11 states and two U.S. territories have effective plans for cleaning up sulfur dioxide air pollution.

December 5, 2023

DUBAI, UNITED ARAB EMIRATES – On the United Nations’ Climate Conference of the Parties (COP28) Transportation Day, December 6, the Sierra Club is calling on the Biden administration to adopt strong clean vehicle standards to advance the U.S. away from polluting cars, trucks, and buses.

December 2, 2023

Washington, DC -- Today, the Environmental Protection Agency (EPA) announced its final Clean Air Act protections against methane and other harmful pollution from the oil and gas industry, a major win for climate and public health. These safeguards strengthen standards for new equipment and also include the first-ever standards for existing equipment, which has been a major priority for the Sierra Club.

November 27, 2023

Pollution from coal-fired power plants across the United States was responsible for at least 460,000 deaths over the past two decades, causing twice as many premature deaths as previously estimated, new research reveals.

November 14, 2023

At a U.S. House Energy and Commerce subcommittee hearing today, Republican politicians repeated disproven claims about the impact of the Biden administration’s proposed carbon pollution standards for fossil fuel power plants, wrongly alleging the standards would raise costs for consumers and threaten energy reliability.

October 19, 2023

Environmental and community groups are seeking to join EPA in a lawsuit defending the agency’s action to eliminate unlawful air pollution loopholes from state air operating permitting programs against a challenge from industrial polluters.