State of the Planet

News from the Columbia Climate School

Climate188

  • With El Niño, Be Careful What You Wish for

    With El Niño, Be Careful What You Wish for

    In Southern California, a strong El Niño usually signals rain. Given that California is now in the throes of a severe drought, it seems like that should be a good thing, even if it comes with risk of floods. But the reality of climate is more complex and counter-intuitive than it first appears.

  • The Paris Climate Summit: Resources for Journalists

    The Paris Climate Summit: Resources for Journalists

    Many experts at Columbia University’s Earth Institute are attending or closely watching the Paris climate summit. These include world authorities on climate science, politics, law, natural resources, national security, health and other fields, who can offer expert analysis to journalists. Here’s a guide to resources that journalists covering the summit can tap.

  • From Copenhagen to Paris: Getting Beyond Talk

    From Copenhagen to Paris: Getting Beyond Talk

    The climate issue seems to generate a high level of ideologically based politics, emotional rhetoric and political symbolism. It is time to move past symbols to pragmatism and political reality.

  • Alaska: Hotspot for Oil and Climate Change

    Alaska: Hotspot for Oil and Climate Change

    In September, Shell Oil abandoned its offshore oil drilling projects in the Alaskan Arctic. Why is Arctic drilling so controversial and what impacts will Shell’s announcement have?

  • Declining Snowpacks May Cut Many Nations’ Water

    With Warming, Possible Seasonal Deficits from California to Caucasus

  • The Paris Climate Change Conference – What You Need to Know

    The Paris Climate Change Conference – What You Need to Know

    The United Nations Climate Change Conference, meeting in Paris from Nov. 30 to Dec. 11, brings together world leaders to craft a new international agreement to keep the average global temperature rise below 2°C by 2100. Here’s what you need to know about it.

  • International Conference on El Niño, Nov. 17-18

    International Conference on El Niño, Nov. 17-18

    A live-streamed international conference on El Niño takes place on Nov. 17 and 18 at the International Research Institute for Climate and Society.

  • Symbolic Politics, the Keystone Pipeline, and Climate Policy in the Real World

    The Clean Power Plan, the renewable energy tax credit, and state and local sustainability initiatives may not have the glamor of climate conferences in Paris or the media currency of the fight over the Keystone XL Pipeline, but they are the real, operational policies and programs that actually reduce fossil fuel use and speed the…

  • New Drought Atlas Maps 2,000 Years of Climate in Europe

    Completes the First Big-Picture View Across Northern Hemisphere

Blue banner with kids and Earth photos. Text: "Lamont-Doherty Earth Observatory Open House, Saturday, October 17, 2026, 10am-4pm.

On Saturday, October 17, 2026 from 10am to 4pm, Lamont-Doherty Earth Observatory Open House—our biggest, best science fun and discovery event of the year—will take place on our beautiful campus in Palisades, NY. Mark your calendar and join us for this free, family-friendly celebration of science! RSVP Today!

  • With El Niño, Be Careful What You Wish for

    With El Niño, Be Careful What You Wish for

    In Southern California, a strong El Niño usually signals rain. Given that California is now in the throes of a severe drought, it seems like that should be a good thing, even if it comes with risk of floods. But the reality of climate is more complex and counter-intuitive than it first appears.

  • The Paris Climate Summit: Resources for Journalists

    The Paris Climate Summit: Resources for Journalists

    Many experts at Columbia University’s Earth Institute are attending or closely watching the Paris climate summit. These include world authorities on climate science, politics, law, natural resources, national security, health and other fields, who can offer expert analysis to journalists. Here’s a guide to resources that journalists covering the summit can tap.

  • From Copenhagen to Paris: Getting Beyond Talk

    From Copenhagen to Paris: Getting Beyond Talk

    The climate issue seems to generate a high level of ideologically based politics, emotional rhetoric and political symbolism. It is time to move past symbols to pragmatism and political reality.

  • Alaska: Hotspot for Oil and Climate Change

    Alaska: Hotspot for Oil and Climate Change

    In September, Shell Oil abandoned its offshore oil drilling projects in the Alaskan Arctic. Why is Arctic drilling so controversial and what impacts will Shell’s announcement have?

  • Declining Snowpacks May Cut Many Nations’ Water

    With Warming, Possible Seasonal Deficits from California to Caucasus

  • The Paris Climate Change Conference – What You Need to Know

    The Paris Climate Change Conference – What You Need to Know

    The United Nations Climate Change Conference, meeting in Paris from Nov. 30 to Dec. 11, brings together world leaders to craft a new international agreement to keep the average global temperature rise below 2°C by 2100. Here’s what you need to know about it.

  • International Conference on El Niño, Nov. 17-18

    International Conference on El Niño, Nov. 17-18

    A live-streamed international conference on El Niño takes place on Nov. 17 and 18 at the International Research Institute for Climate and Society.

  • Symbolic Politics, the Keystone Pipeline, and Climate Policy in the Real World

    The Clean Power Plan, the renewable energy tax credit, and state and local sustainability initiatives may not have the glamor of climate conferences in Paris or the media currency of the fight over the Keystone XL Pipeline, but they are the real, operational policies and programs that actually reduce fossil fuel use and speed the…

  • New Drought Atlas Maps 2,000 Years of Climate in Europe

    Completes the First Big-Picture View Across Northern Hemisphere