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Ivette Perfecto and John Vandermeer in a shaded coffee farm in Chiapas, Mexico. They use diverse shaded coffee as a model system to study ecological complexity and its implications for farm management and biodiversity conservation.
Photo: Wikimedia
Photo: Jimmy O'Dea
Photo: Partners Healthcare
Photo: Henry Zbyszynski CC-BY-2.0 (Flickr).
Eli Keene
The number of electric vehicles on sale in the U.S. continues to grow.
Photo: Taber Andrew Bain/CC BY (Flickr)
The EPA's Clean Air Act standards protect the health of all Americans, especially our children.
Photo: USEPA/Flickr
Introducing the paper airplane toss at the 2016 Ig Nobel Prize Ceremony. Courtesy of Improbable Research.
White House/Flickr
Pete Markham/Flickr
Marco Verch/CC BY SA (Flickr)
Pesticide Action Network
Photo: New Jersey NaAtional Guard