Central PA warming since first Earth Day

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Earth Day is the largest civic observance in the world, with more than 1 billion people and 190+ countries participating in environmental activities every year. The first Earth Day was established in 1970 to bring awareness to the health of our environment and planet. In recent years, especially in 2021, the focus is on climate change as global temperatures continue to rise. 

WARMING SINCE THE FIRST EARTH DAY

In advance of Earth Day, Climate Central compiled annual temperature data from 246 locations across the U.S. since 1970—the year of the first Earth Day. On average, the U.S. warmed by 2.4°F, and almost every location (98%) reported a rise in yearly temperature. Of those places that increased, 65% warmed more than 2°F and 27% above 3°F. The majority of the top 10 greatest increases occurred in the Southwest:

Top 10 fastest-warming locations since the first Earth Day

RankLocationYearly Temperature Change (1970-2020)
1Reno, Nevada7.6°F
2Las Vegas, Nevada5.8°F
3El Paso, Texas5.1°F
4Tucson, Arizona4.5°F
5Chattanooga, Tennessee4.5°F
6Phoenix, Arizona4.3°F
7Erie, Pennsylvania4.3°F
8Burlington, Vermont4.3°F
9McAllen, Texas4.2°F
10Las Cruces, New Mexico4.1°F

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