Dec 1, 2025 · Website of the U.S. Environmental Protection Agency (EPA). EPA's mission is to protect human health and the environment.

Oct 8, 2025 · Overview of EPA's law and regulatory information, including complying with and enforcing environmental regulations.

Sep 29, 2025 · EPA's resources on environmental issues include research, basics, what you can do, and an index covering more specific terms.

Oct 20, 2025 · Comprehensive information from U.S. EPA on issues of climate change, global warming, including climate change science, greenhouse gas emissions data, frequently asked questions, …

Aug 22, 2025 · On July 29, 2025, EPA proposed to rescind the 2009 Greenhouse Gas Endangerment Finding. The Endangerment Finding is a prerequisite for regulating emissions from new motor …

Jul 29, 2025 · The U.S. Environmental Protection Agency (EPA) Administrator Lee Zeldin released the agency’s proposal to rescind the 2009 Endangerment Finding, which has been used to justify over $1 …

Oct 22, 2025 · EPA’s Pacific Southwest (Region 9) implements and enforces federal environmental laws in Arizona, California, Hawaii, Nevada, the Pacific Islands, and 148 Tribal Nations.

Aug 14, 2025 · EPA Administrator Lee Zeldin announced new action to protect American farmers, truckers, and other diesel equipment operators from sudden speed and power losses caused by …

Dec 1, 2025 · Table of the National Primary Drinking Water Regulations (NPDWRs or primary standards) that are legally enforceable standards that apply to public water systems.

Oct 6, 2025 · Portal for news and information about EPA's efforts in North Carolina and NC environmental conditions.