Record Low Maximum for Arctic Sea Ice

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Record Low Maximum for Arctic Sea Ice

  • Published: Mar 25th, 2015

2015's annual maximum of winter Arctic sea ice is the lowest in the satellite record.

Spring is Arriving Earlier in the U.S.

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Spring is Arriving Earlier in the U.S.

  • Published: Mar 18th, 2015

Spring is arriving earlier across the U.S. by an average of three days.

Isn’t CO2 a Good Thing?

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Isn’t CO2 a Good Thing?

  • Published: Mar 1st, 2015

Just like our bodies, the climate system can become unbalanced if it gets too much of a good thing.

Carbon Dioxide on the Rise

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Carbon Dioxide on the Rise

  • Published: Mar 1st, 2015

Atmospheric carbon dioxide levels continue to climb, averaging 400 parts per million for the month of February — the earliest in the year Earth has hit this global warming milestone on record.

Highest Levels in 800,000 Years

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Highest Levels in 800,000 Years

  • Published: Mar 1st, 2015

This is the first time in at least 800,000 years, and possibly as long as 2 million, that atmospheric carbon dioxide levels have been this high.

Winter Storm Intensity

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Winter Storm Intensity

  • Published: Feb 18th, 2015

Mid-latitude winter storms have increased in both intensity and frequency nationally since 1950.

Winter Storm Frequency

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Winter Storm Frequency

  • Published: Feb 18th, 2015

Mid-latitude winter storms have increased in both intensity and frequency nationally since 1950.

Presidential Climate Timeline

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Presidential Climate Timeline

  • Published: Feb 16th, 2015

Check out key climate milestones, by presidential term.