Brenda Ekwurzel

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...

I was reminded this week, by an exchange of words between Senator Ted Cruz and Sierra Club President Aaron Mair , that at hearings on policy, the discussion can go off on a tangent toward climate...

Hurricane Joaquin, while a category 4, unleashed torrential rain over the Bahamas, uprooting trees, disrupting power and ripping rooftops . Joaquin lingered in the tropics, shedding vast amounts of...

President Obama plans to address ministers and experts from 20 nations at the U.S. State Department conference on Global Leadership in the Arctic: Cooperation, Innovation, Engagement, and Resilience...

The scientific body established by a law signed by President Lincoln released two groundbreaking reports today on geoengineering. The National Research Council of the U.S. National Academy of...

According to NOAA and NASA, 2014 was the hottest global average surface temperature ever recorded. There have now been 38 consecutive years in a row that global mean surface temperature has been...

The atmospheric CO 2 increase of 2.9 ppm between 2012 and 2013 was the largest year-to-year change over the 1984 to 2013 period of record from the World Meteorological Organization.This is sobering...

Gina McCarthy, current U.S. EPA Administrator , released historic words this week in a long draft document about national power plant goals. How do they compare to the goals penned by Thomas...

Today we expect to have water flowing at our kitchen sink and our food supplied by farms with sufficient water. The 2014 National Climate Assessment, released today , points to opportunities and...

Sea levels are rising so fast along the U.S. East and Gulf coasts that some places have seen a greater increase in the last 50 years than the global average over the past 130 years. (Examples include...

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