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Nights Are Getting Warmer Across the U.S.

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Nights Are Getting Warmer Across the U.S.

Trends in nighttime temperatures are a symptom of a world warming from from climate change.

How Big is the Antarctic Iceberg?

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How Big is the Antarctic Iceberg?

An iceberg the size of Delaware just broke away from Antarctica. Just how much ice that?

Projections in Deer Tick Habitat

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Projections in Deer Tick Habitat

Lyme disease is increasing in the Northeast, and is likely to spread to other areas as the world warms.

Climate Change’s Role in Tick Migration

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Climate Change’s Role in Tick Migration

Here’s how climate change plays a role in tick migration and the spread of Lyme disease.

More Hot Days Across the U.S.

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More Hot Days Across the U.S.

See the trend in hot days in these U.S. cities.

Small Change in Average, Big Change in Extremes

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Small Change in Average, Big Change in Extremes

A small increase in average temperature leads to a big increase in extreme heat.

Days Above 100°F: Projections

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Days Above 100°F: Projections

This is how hot the United States could be in the future.

Oceans Are Heating Up

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Oceans Are Heating Up

This is the change in sea surface temperature since 1901.