State of the Planet

News from the Columbia Climate School

Department of Ecology Evolution and Environmental Biology4

  • Ruth DeFries, Jeffrey Sachs Named University Professors

    Ruth DeFries, Jeffrey Sachs Named University Professors

    Ruth DeFries and Jeffrey Sachs have been named University Professors, the highest rank Columbia University bestows on its faculty.

  • Hatchets, Ratchets & Pivots: Book Talk by Ruth DeFries

    Hatchets, Ratchets & Pivots: Book Talk by Ruth DeFries

    As Professor Ruth DeFries aptly stated in her opening remarks at yesterday’s book launch for “The Big Ratchet,” if you look at satellite pictures of the earth, you see the imprint of the human species everywhere. Humans have come to dominate the planet. But how did this come to be? This question, among others, is…

  • New Program in Tropical Biology and Sustainability

    The Tropical Biology and Sustainability Program will allow students the opportunity to study ecology, evolutionary biology, conservation biology, environmental engineering, and sustainable development in the environmental hub of East Africa.

  • Ruth DeFries, Jeffrey Sachs Named University Professors

    Ruth DeFries, Jeffrey Sachs Named University Professors

    Ruth DeFries and Jeffrey Sachs have been named University Professors, the highest rank Columbia University bestows on its faculty.

  • Hatchets, Ratchets & Pivots: Book Talk by Ruth DeFries

    Hatchets, Ratchets & Pivots: Book Talk by Ruth DeFries

    As Professor Ruth DeFries aptly stated in her opening remarks at yesterday’s book launch for “The Big Ratchet,” if you look at satellite pictures of the earth, you see the imprint of the human species everywhere. Humans have come to dominate the planet. But how did this come to be? This question, among others, is…

  • New Program in Tropical Biology and Sustainability

    The Tropical Biology and Sustainability Program will allow students the opportunity to study ecology, evolutionary biology, conservation biology, environmental engineering, and sustainable development in the environmental hub of East Africa.