Heat Waves and Climate
Climate change is making heat waves more frequent and more intense.
Climate Change and Human Health
Climate change poses many threats to the health and well-being of all Americans. Explore our newest content on the risks to human health and populations that are particularly vulnerable.
Ragweed Pollen Season Is Here
Many Americans already suffer from seasonal allergies, and the ragweed pollen season is growing longer in many parts of the country.
National GHG Emission and Sinks: 1990-2020
Explore the key findings and data from the latest national GHG emissions and sink trends report.
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 works to reduce emissions to combat climate change. Learn more about the objectives of the EPA Climate Change website.
EPA is committed to advancing the goals of environmental justice for all Americans, including those historically marginalized, overburdened, underserved, and living with the legacy of structural racism. Additional web content about climate change and environmental justice is currently under development.
The Biden-Harris administration has taken executive actions to tackle the climate crisis at home and abroad, protect public health and the environment and restore science to tackle the climate crisis, and rejoin the Paris Climate Agreement. Learn more about The President’s approach to addressing climate change.