State of the Planet

News from the Columbia Climate School

sustainability metrics2

  • Hundreds of Ways to Measure Sustainability

    Hundreds of Ways to Measure Sustainability

    Private companies and organizations in the public and non-profit sectors have begun to embrace the idea of sustainability: How to operate in ways that reduce consumption of water, energy and other resources, and help keep from depleting the planet’s natural resources. But how do we measure progress? Reliable metrics are needed – to understand what…

Banner with images representing environmental issues and text "You Asked: Our Scientists and Experts Answer Your Burning Questions."

You Asked invites you to share your most pressing questions about climate, science, and sustainability. Lamont-Doherty Earth Observatory and Columbia Climate School experts will respond with clear, evidence-based answers. Pose your questions and story ideas!

  • Hundreds of Ways to Measure Sustainability

    Hundreds of Ways to Measure Sustainability

    Private companies and organizations in the public and non-profit sectors have begun to embrace the idea of sustainability: How to operate in ways that reduce consumption of water, energy and other resources, and help keep from depleting the planet’s natural resources. But how do we measure progress? Reliable metrics are needed – to understand what…