State of the Planet

News from the Columbia Climate School

events12

  • This Year’s Sachs Student Lecture

    On Tuesday, November 17, Jeffrey D. Sachs, director of the Earth Institute, will give his sixth annual student lecture from 4:00 to 6:00 p.m. in Alfred Lerner Hall on the Columbia campus. The title of this year’s talk is “Choices for America’s Economic Future.” The topics of Sachs’ lectures have varied over the years, but…

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.

  • This Year’s Sachs Student Lecture

    On Tuesday, November 17, Jeffrey D. Sachs, director of the Earth Institute, will give his sixth annual student lecture from 4:00 to 6:00 p.m. in Alfred Lerner Hall on the Columbia campus. The title of this year’s talk is “Choices for America’s Economic Future.” The topics of Sachs’ lectures have varied over the years, but…