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Groundhog Day: Spring Coming Earlier

Groundhog Day: Spring Coming Earlier

Groundhog shadow or not, spring has been trending earlier in the U.S.

The 10 Hottest U.S. Years on Record

The 10 Hottest U.S. Years on Record

2017 was the third-warmest year on record in the U.S.

The Number and Cost of Weather Disasters is Increasing in the U.S.

The Number and Cost of Weather Disasters is Increasing in the U.S.

As the climate changes, the number and cost of weather disasters is increasing in the U.S.

North American Snow Cover on the Decline

North American Snow Cover on the Decline

As the world warms, snow cover in North America is on the decline.

Daily Record Highs are Dramatically Outpacing Daily Record Lows

Daily Record Highs are Dramatically Outpacing Daily Record Lows

Daily record highs are dramatically outpacing daily record lows in the U.S. in the last 20 years.

See How Much Winters Have Been Warming in Your City

See How Much Winters Have Been Warming in Your City

Here's where winters are warming the most across the U.S.

Lake Effect Snow Season is Shifting and Contracting

Lake Effect Snow Season is Shifting and Contracting

Watch how lake effect snow is expected to change in the coming decades.

Less Lake Ice, More Potential Lake Effect Snow

Less Lake Ice, More Potential Lake Effect Snow

Climate change is warming the Great Lakes, meaning more lake effect snow — for now.