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In Numbers

A data-driven portrait of America’s energy, climate, and environment

USAFacts State of the Union - In Numbers

The United States has several government agencies responsible for measuring the nation’s air, land and water conservation, and energy production. To celebrate Earth Day, USAFacts analyzed metrics from these agencies for a holistic look at the American environment. This data snapshot contains environmental numbers from 1895 to 2021. These are historical metrics for perspective — whether they mark positive, negative, or neutral changes for land, energy, and air in the US is up to you.

Learn more about energy, environment, and natural resources in the US.

Published April 20, 2022

Air Quality

How has air quality changed across the United States?