The jet stream and polar vortex on January 3, 2017. Map from the University of Maine Climate Change Institute.
Brenda Ekwurzel
Brenda Ekwurzel is director of scientific excellence at the Union of Concerned Scientists (UCS). In this role, she is responsible for ensuring rigorous, independent science to enhance UCS's effectiveness in developing solutions and advocating for a healthy, safe, and just future.
The jet stream and polar vortex on January 3, 2017. Map from the University of Maine Climate Change Institute.
NOAA/Flickr
U.S. Air Force/Staff Sgt. James L. Harper Jr.
The world's largest fossil fuel companies have worked to deceive hte public about the realities and risks of climate change for decades. Photo: Steve Garvie
Photo: Henry Zbyszynski CC-BY-2.0 (Flickr).
NASA
Tropical Storm Cindy approaches the Gulf Coast, June 20, 2017. Photo: NOAA
Pittsburgh, 1947, on the left; Pittsburgh, 1974, on the right. Sources: EPA
NASA
A dozen doozies are within this letter by Richard Lindzen to President Trump.
NOAA
Photo: Phillip Taylor/CC BY-SA (Flickr)
Hurricane Matthew approaches Florida in this satellite image taken at 1 p.m., October 6. Photo: NASA
Weather.gov