Earth day temperature trends

Since the first Earth Day in 1970, the average annual temperature in every state has climbed, as has the national average.

U.S. Warming Since the First Earth Day

  • Apr 21, 2016

By Climate Central

Since the first Earth Day in 1970, average temperatures across the U.S. have been steadily rising nationwide. This Climate Central graphic shows a state-by-state analysis of those temperature trends.

This originally appeared on Climate Central.