Happy Birthday National Parks

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Happy Birthday National Parks

  • Published: Aug 28th, 2019

As we celebrate the 103rd birthday of the National Park Service, we examine the effect of climate change on our parks and update our earlier analysis of national park temperature trends.

Cold Nights on the Decline

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Cold Nights on the Decline

  • Published: Jan 21st, 2015

Take a look at how cold nights have been trending for various cities across the U.S.

Fall Temperature Trends

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Fall Temperature Trends

  • Published: Sep 4th, 2014

The big picture is clear: Overall, fall is warming across the U.S, 0.46F per decade since 1970.

How Much Precipitation is Needed to End the Drought?

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How Much Precipitation is Needed to End the Drought?

  • Published: Feb 20th, 2014

A striking look at how much precipitation the Southwest would need over the next month to end the drought.

Winter Precipitation Trends

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Winter Precipitation Trends

  • Published: Jan 7th, 2014

While every region of the country has seen a rise in winter temperatures since 1970, precipitation trends paint a more varied picture.

Winter Temperature Trends

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Winter Temperature Trends

  • Published: Jan 7th, 2014

Since 1970, winters in the continental U.S. have warmed by 0.61°F per decade on average.

Can Rain Cause More Fire?

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Can Rain Cause More Fire?

  • Published: Apr 27th, 2011

Volatile precipitation patterns, with heavy rains followed by drought, can lead to ideal conditions for wildfires in some states.

Colorado River Basin Supply vs. Use

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Colorado River Basin Supply vs. Use

  • Published: Jan 18th, 2011

With drought, increasing water consumption, and climate change, the Colorado River Basin — lifeblood of the Southwest — appears headed for a day of reckoning.