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.

100 Years of Warming at the National Parks

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100 Years of Warming at the National Parks

  • Published: May 25th, 2016

Each of the National Parks faces unique challenges from climate change, including increased heat.

Spring Ahead: Warmer Temperatures Arriving Earlier

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Spring Ahead: Warmer Temperatures Arriving Earlier

  • Published: Mar 3rd, 2016

On the current greenhouse emissions path, spring may start an average of three weeks earlier by 2100.

Early Spring Impacts

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Early Spring Impacts

  • Published: Mar 3rd, 2016

An early spring can disrupt plant & animal behaviors and make it more difficult on farming.

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.

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.