Understanding and addressing climate change is critical to EPA's mission of protecting human health and the environment. EPA tracks and reports greenhouse gas emissions, leverages sound science, and invests in America to combat climate change.

EPA is committed to providing clear, accessible information about the variety of ways that the changing climate is affecting the health, prosperity, and security of all Americans. This web area features information about climate science, impacts, and solutions. It also highlights actions EPA is taking to help build a stronger, safer, and brighter future for all.