State of the Planet

News from the Columbia Climate School

climate35

  • The Sahel Is Getting Wetter, But Will It Last?

    The Sahel Is Getting Wetter, But Will It Last?

    New research gives a unifying explanation of the Sahel’s past, present and future climate patterns.

  • A Healthy Collaboration

    A Healthy Collaboration

    IRI just renewed an agreement with the World Health Organization to be a collaborative center. Research scientist and center director Madeleine Thomson talks about past successes and future research directions.

  • A Partnership to Promote Change: Climate Ride and the Earth Institute

    A Partnership to Promote Change: Climate Ride and the Earth Institute

    Climate Ride, a national organization promoting climate change awareness, and the Earth Institute recently announced their new partnership.

  • Climate and Society Students ‘Develop’ Research for NASA, IRI

    Climate and Society Students ‘Develop’ Research for NASA, IRI

    Two Climate and Society students are working on a NASA DEVELOP project at the International Research Institute for Climate and Society. Learn about the research and visit their virtual posters.

  • Plumbing the Deep Ocean Floor

    Plumbing the Deep Ocean Floor

    A video profile of the Lamont-Doherty Core Repository—the world’s largest collection of deep sea sediments, some as old as 100 million years. The 19,000 cores, largely collected by Lamont’s own research vessels, are a central resource for the global scientific community, which uses them for studies of earth’s past and current environment, especially in regard…

  • Singing the Blues About Water Scarcity

    Singing the Blues About Water Scarcity

    Otis Redding sang “you don’t miss your water ’til your well runs dry” in 1965 about pining for a lost love. Last week, Climate and Society founder and Lamont-Doherty Earth Observatory scientist Mark Cane reprised it with a much different, more literal focus: water scarcity in the 21st century.

  • I’ll Go on a Cross-Date if You Show Me Some Rings

    I’ll Go on a Cross-Date if You Show Me Some Rings

    Ever since I’ve started learning to cross-date tree core samples, I’ve learned I have a type. I prefer my tree cores to be black oaks, middle-aged, with some nice big rings to show me. Alright, fine, I can deal with some smaller rings every now and then. As long as they’re some nice marker rings.…

  • Partnering to Expand Access to Water: PepsiCo and CWC Announce Achievement of Safe Water Goal

    Partnering to Expand Access to Water: PepsiCo and CWC Announce Achievement of Safe Water Goal

    Earth Institute partner PepsiCo has achieved its stated goal of partnering with organizations, including the Columbia Water Center, to provide access to safe water to three million people in developing countries by the end of 2015.

  • IRI Names New Deputy Director

    IRI Names New Deputy Director

    Haresh Bhojwani will coordinate IRI’s connections with development and humanitarian organizations so that its research can target the needs of those vulnerable to climate impacts, especially through the institution’s international collaborations.

Banner: Climate Week NYC 2025, September 21-28, 2025
  • The Sahel Is Getting Wetter, But Will It Last?

    The Sahel Is Getting Wetter, But Will It Last?

    New research gives a unifying explanation of the Sahel’s past, present and future climate patterns.

  • A Healthy Collaboration

    A Healthy Collaboration

    IRI just renewed an agreement with the World Health Organization to be a collaborative center. Research scientist and center director Madeleine Thomson talks about past successes and future research directions.

  • A Partnership to Promote Change: Climate Ride and the Earth Institute

    A Partnership to Promote Change: Climate Ride and the Earth Institute

    Climate Ride, a national organization promoting climate change awareness, and the Earth Institute recently announced their new partnership.

  • Climate and Society Students ‘Develop’ Research for NASA, IRI

    Climate and Society Students ‘Develop’ Research for NASA, IRI

    Two Climate and Society students are working on a NASA DEVELOP project at the International Research Institute for Climate and Society. Learn about the research and visit their virtual posters.

  • Plumbing the Deep Ocean Floor

    Plumbing the Deep Ocean Floor

    A video profile of the Lamont-Doherty Core Repository—the world’s largest collection of deep sea sediments, some as old as 100 million years. The 19,000 cores, largely collected by Lamont’s own research vessels, are a central resource for the global scientific community, which uses them for studies of earth’s past and current environment, especially in regard…

  • Singing the Blues About Water Scarcity

    Singing the Blues About Water Scarcity

    Otis Redding sang “you don’t miss your water ’til your well runs dry” in 1965 about pining for a lost love. Last week, Climate and Society founder and Lamont-Doherty Earth Observatory scientist Mark Cane reprised it with a much different, more literal focus: water scarcity in the 21st century.

  • I’ll Go on a Cross-Date if You Show Me Some Rings

    I’ll Go on a Cross-Date if You Show Me Some Rings

    Ever since I’ve started learning to cross-date tree core samples, I’ve learned I have a type. I prefer my tree cores to be black oaks, middle-aged, with some nice big rings to show me. Alright, fine, I can deal with some smaller rings every now and then. As long as they’re some nice marker rings.…

  • Partnering to Expand Access to Water: PepsiCo and CWC Announce Achievement of Safe Water Goal

    Partnering to Expand Access to Water: PepsiCo and CWC Announce Achievement of Safe Water Goal

    Earth Institute partner PepsiCo has achieved its stated goal of partnering with organizations, including the Columbia Water Center, to provide access to safe water to three million people in developing countries by the end of 2015.

  • IRI Names New Deputy Director

    IRI Names New Deputy Director

    Haresh Bhojwani will coordinate IRI’s connections with development and humanitarian organizations so that its research can target the needs of those vulnerable to climate impacts, especially through the institution’s international collaborations.