State of the Planet

News from the Columbia Climate School

Tree Ring Lab5

  • Year Without a Winter?

    Year Without a Winter?

    No, of course not. Do not suggest anything like that to Alaskans, or Europeans where hundreds have died, or Inner Mongolians, or Koreans. But, turning the clock back to December and January for the New York City region, it was not apparent that winter would arrive as it ‘normally’ does. Yes, we have had significant…

  • Science Education with Trees and Canoes

    Science Education with Trees and Canoes

    Students from New York City, Singapore and the Netherlands test their skills this weekend in the woods and on the water near Lamont-Doherty Earth Observatory in the International Student and Teacher Exchange Program.

  • Down by the River, Running Out of Water

    Too little water for too many people is a growing problem in poor countries–and in thriving suburban Rockland County, N.Y., just north of New York City. A new website, Water Resources in Rockland County, lays out the case, and neatly puts it into global context. The site is run by the Earth Institute’s Center for International Earth Science Information Network…

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.

  • Year Without a Winter?

    Year Without a Winter?

    No, of course not. Do not suggest anything like that to Alaskans, or Europeans where hundreds have died, or Inner Mongolians, or Koreans. But, turning the clock back to December and January for the New York City region, it was not apparent that winter would arrive as it ‘normally’ does. Yes, we have had significant…

  • Science Education with Trees and Canoes

    Science Education with Trees and Canoes

    Students from New York City, Singapore and the Netherlands test their skills this weekend in the woods and on the water near Lamont-Doherty Earth Observatory in the International Student and Teacher Exchange Program.

  • Down by the River, Running Out of Water

    Too little water for too many people is a growing problem in poor countries–and in thriving suburban Rockland County, N.Y., just north of New York City. A new website, Water Resources in Rockland County, lays out the case, and neatly puts it into global context. The site is run by the Earth Institute’s Center for International Earth Science Information Network…