State of the Planet

News from the Columbia Climate School

Water37

  • Drill Down into Africa Soils Projects

    Drill Down into Africa Soils Projects

    The Africa Soil Information Service has upgraded its website with a new layout, easier navigation and updates on project activities. A growing set of features provides information for managing soil and land in Africa, including an interactive map tool that allows you to choose layers and areas of interest that can be downloaded.

  • Healthy Oceans: Charting A New Course

    Healthy Oceans: Charting A New Course

    Leading up to Rio+20, on April 25th the United Nations hosted “Healthy Oceans: Charting A New Course,” a panel discussion which brought together a range of experts to discuss the fate of the world’s oceans and what can be done to protect them.

  • Warming and the Water Cycle: More than Just a Faster Wetter Wet and Drier Dry

    Warming and the Water Cycle: More than Just a Faster Wetter Wet and Drier Dry

    One of the most serious consequences of global warming is its predicted impact on the water cycle.  A new study, described below, presents evidence that the global water cycle is changing even faster than predicted.  A further concern is that future rainfall patterns may be extremely variable in both space and time. As the atmosphere…

  • Photo Essay: India, Water, Culture

    Photo Essay: India, Water, Culture

    Take a photographic journey from the crowded streets of Delhi, through the parched state of Rajasthan, and into the farmlands of north Gujarat to get a closer look at some of the many ways water affects the lives of millions of Indians every day.

  • Deeper than Water — New Video and Infographics from the Columbia Water Center

    Deeper than Water — New Video and Infographics from the Columbia Water Center

    As population grows and demand for food and products increase, so does our demand for water. But in the face of growing pressure on our water resources from depletion, pollution and climate change, we need to make more of what we have.

  • Water, Water Everywhere, But Nary a Drop to Drink

    Water, Water Everywhere, But Nary a Drop to Drink

    It is a unique challenge of our generation that many in the developing world have cellular phones and TVs, but lack reliable access to water. Odd, perhaps, given that water is marketed as essential for life, a human right, and heart rending pictures of women and children walking miles to fetch water are routinely flashed…

  • Student ‘Aquanauts’ to Tackle Water Issues

    Student ‘Aquanauts’ to Tackle Water Issues

    “We would like to take on international problems, problems of development, problems in the United States, but have them done with academic content and interest. Instead of people being sent to random places, we would take engineering companies that have an interest in a particular region in solving a problem, and they would bring the…

  • Millennium Villages Shed Light on Water Security

    Millennium Villages Shed Light on Water Security

    Water is essential to human well-being and economic development. Today, however, water stress caused by inadequate farming practices, demographic pressure and pollution is creating unprecedented problems. Nowhere is this more visible than in the rural areas of sub-Saharan Africa. As the world celebrates World Water Day on the 22nd of March to draw attention to…

  • Urban Wastewater: One Man’s Waste Is Another Man’s Treasure

    Urban Wastewater: One Man’s Waste Is Another Man’s Treasure

    How can we overcome the main challenges we face in our urban wastewater systems today? Are there opportunities to improve sustainability in water treatment systems in US cities to support local food security?

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!

  • Drill Down into Africa Soils Projects

    Drill Down into Africa Soils Projects

    The Africa Soil Information Service has upgraded its website with a new layout, easier navigation and updates on project activities. A growing set of features provides information for managing soil and land in Africa, including an interactive map tool that allows you to choose layers and areas of interest that can be downloaded.

  • Healthy Oceans: Charting A New Course

    Healthy Oceans: Charting A New Course

    Leading up to Rio+20, on April 25th the United Nations hosted “Healthy Oceans: Charting A New Course,” a panel discussion which brought together a range of experts to discuss the fate of the world’s oceans and what can be done to protect them.

  • Warming and the Water Cycle: More than Just a Faster Wetter Wet and Drier Dry

    Warming and the Water Cycle: More than Just a Faster Wetter Wet and Drier Dry

    One of the most serious consequences of global warming is its predicted impact on the water cycle.  A new study, described below, presents evidence that the global water cycle is changing even faster than predicted.  A further concern is that future rainfall patterns may be extremely variable in both space and time. As the atmosphere…

  • Photo Essay: India, Water, Culture

    Photo Essay: India, Water, Culture

    Take a photographic journey from the crowded streets of Delhi, through the parched state of Rajasthan, and into the farmlands of north Gujarat to get a closer look at some of the many ways water affects the lives of millions of Indians every day.

  • Deeper than Water — New Video and Infographics from the Columbia Water Center

    Deeper than Water — New Video and Infographics from the Columbia Water Center

    As population grows and demand for food and products increase, so does our demand for water. But in the face of growing pressure on our water resources from depletion, pollution and climate change, we need to make more of what we have.

  • Water, Water Everywhere, But Nary a Drop to Drink

    Water, Water Everywhere, But Nary a Drop to Drink

    It is a unique challenge of our generation that many in the developing world have cellular phones and TVs, but lack reliable access to water. Odd, perhaps, given that water is marketed as essential for life, a human right, and heart rending pictures of women and children walking miles to fetch water are routinely flashed…

  • Student ‘Aquanauts’ to Tackle Water Issues

    Student ‘Aquanauts’ to Tackle Water Issues

    “We would like to take on international problems, problems of development, problems in the United States, but have them done with academic content and interest. Instead of people being sent to random places, we would take engineering companies that have an interest in a particular region in solving a problem, and they would bring the…

  • Millennium Villages Shed Light on Water Security

    Millennium Villages Shed Light on Water Security

    Water is essential to human well-being and economic development. Today, however, water stress caused by inadequate farming practices, demographic pressure and pollution is creating unprecedented problems. Nowhere is this more visible than in the rural areas of sub-Saharan Africa. As the world celebrates World Water Day on the 22nd of March to draw attention to…

  • Urban Wastewater: One Man’s Waste Is Another Man’s Treasure

    Urban Wastewater: One Man’s Waste Is Another Man’s Treasure

    How can we overcome the main challenges we face in our urban wastewater systems today? Are there opportunities to improve sustainability in water treatment systems in US cities to support local food security?