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.

Credit:

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.