el nino

Photo: NPS

Will the US Choose to Be on the Right Side of History and Welcome Climate Refugees?

, Deputy director, Climate & Energy

How the US and the world respond to the growing global refugee crisis will be a defining moral issue for this generation. And understanding how climate change will impact the future flow of refugees and displaced persons is one of the most important challenges we face today. Read more >

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El Niño Won’t Fill Up California’s Critical Groundwater Reservoirs

, Former climate scientist

El Niño is hitting California at last, bringing the pitter-patter of rain, snowy mountains, and more wet weather in the weeks ahead. For me, El Niño’s arrival the last couple of weeks has been an opportunity to introduce my toddler to the joy of splashing in puddles—which have been practically nonexistent since she was born. Read more >

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El Niño vs. the Arctic: Which Will Dominate This Year’s Winter Weather?

, senior climate scientist

This past week, the American Geophysical Union (AGU) 2015 annual meeting was abuzz with discussion of El Niño 3.4 and the Arctic Oscillation. No wonder. These indicators are clues to how major competing factors may play out this winter in the northern hemisphere. Read more >

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Freakish Winter Warmth: It’s Not Not Global Warming

, Senior analyst, Climate & Energy

I’d like to step through a brief montage of recent examples from around the nuzzlingly warm eastern U.S. and get to the point: This warmth is due to several things, including global warming. Read more >

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2014 on Track to be Hottest Year on Record

, , climate scientist

Today, NOAA announced another startling record-breaking month of elevated global temperatures. We have just experienced the  hottest October since record keeping began 135 years ago. This year, May, June, August, September and now October – half the months so far – all smashed previous records for global land and ocean temperatures.

According to NOAA, “The January–October combined global land and ocean average surface temperature was the warmest such period on record, surpassing the previous record set in 1998 and 2010.”

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