State of the Planet

News from the Columbia Climate School

Department of Defense

  • Decarbonizing the Defense Department

    Decarbonizing the Defense Department

    Biden’s climate team could use normal executive power to emphasize renewable energy in the Department of Defense, and graduate students at Columbia University have provided a blueprint to jumpstart that process.

  • What the U.S. Military is Doing About Climate Change

    What the U.S. Military is Doing About Climate Change

    The White House may deny that climate change is happening, but the Department of Defense has been taking action for years to avoid and adapt to climate-related disasters.

Colorful icons representing nature, sustainable living, and renewable energy with text "Earth Day 2026"

The first Earth Day in 1970 ignited a movement to stop polluting our planet. Today, our scientists and experts are tackling the most pressing challenges to achieve real-world impact. This Earth Day, join us in our commitment to realizing a just and sustainable future for our planet. Visit our Earth Day website for ideas, resources, and inspiration.

  • Decarbonizing the Defense Department

    Decarbonizing the Defense Department

    Biden’s climate team could use normal executive power to emphasize renewable energy in the Department of Defense, and graduate students at Columbia University have provided a blueprint to jumpstart that process.

  • What the U.S. Military is Doing About Climate Change

    What the U.S. Military is Doing About Climate Change

    The White House may deny that climate change is happening, but the Department of Defense has been taking action for years to avoid and adapt to climate-related disasters.