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…

Photo of the Earth from space with the text "Lamont at AGU25" on top.

AGU25, the premier Earth and space science conference, takes place December 15-19, 2025 in New Orleans, Louisiana. This year’s theme—Where Science Connects Us—puts in focus how science depends on connection, from the lab to the field to the ballot box. Once again, Lamont-Doherty Earth Observatory and Columbia Climate School scientists, experts, students, and educators are playing an active role, sharing our research and helping shape the future of our planet. #AGU25 Learn More

  • 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…