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Rising Global Temperatures and CO2

Rising Global Temperatures and CO2

The amount of carbon dioxide in the atmosphere has a strong correlation with rising temperatures.

U.S. Warming Since the First Earth Day

U.S. Warming Since the First Earth Day

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

More Water Flowing in California This Year

More Water Flowing in California This Year

More water is flowing this year in California from frequent storms and melting snowpack.

Western Snowpack Up, But Less Likely in the Future

Western Snowpack Up, But Less Likely in the Future

Western snowpack at the end of the the wet season is up this year — but that's less likely in the future.

Snow Cover on the Decline in North America

Snow Cover on the Decline in North America

Snow cover in North America is on the decline in part due to climate change.

Snowfall Totals Are Changing Across the U.S.

Snowfall Totals Are Changing Across the U.S.

See how snowfall is trending in these U.S. cities.

Cold Getting Less Extreme

Cold Getting Less Extreme

Extreme cold is decreasing, as the lowest temperature observed each year is trending upward.

2016 Was the Hottest Year on Record

2016 Was the Hottest Year on Record

Globally, 2016 was the hottest year on record. That makes three years in a row of record setting heat.