Professor at Columbia University in Geography, Ecology and Sustainable Development

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@ruthdefries — 1,073 followers, 222 tweets

RT @environmondal: Our #India winter #cropped area data set for 2001-2016 is now available via #SEDAC @ciesin. Download here…
RT @JVNLA: Fantastic shout out to @ruthdefries & her book THE BIG RATCHET! Upswingers and Downswingers - The New York Times https://t.co/
RT @NMNH: Join us on 10/5 for an evening with MacArthur Genius Award-winner and environmental geographer Ruth DeFries. RSVP:…
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