State of the Planet

News from the Columbia Climate School

Water18

  • Bridging the Gap Between Science and Policy for Water Security

    Bridging the Gap Between Science and Policy for Water Security

    To tackle the challenge of how to effectively educate important stakeholders about ground water in the United States, 11 graduate students from the Earth Institute and School of International and Public Affairs MPA in Environmental Science and Policy program were asked to recommend a strategy to improve scientific literacy among policymakers and investors.

  • Presidential Politics: Water Supply and Contamination

    Presidential Politics: Water Supply and Contamination

    The federal government needs to develop and implement a plan to solve problems with our water infrastructure, pollution and growing scarcity. How will the next president act?

  • Dead Pool: the Depletion of a Shared Natural Resource

    Dead Pool: the Depletion of a Shared Natural Resource

    The Dead Sea could soon enough become a dead “pool” of sea. But perhaps there’s another alternative.

  • Get the Facts: Arsenic in New Jersey Well Water

    Get the Facts: Arsenic in New Jersey Well Water

    A new initiative aims to help homeowners in New Jersey cope with arsenic contamination in private wells—a problem that has only come to light in recent years, and about which many homeowners are still unaware.

  • How to Wrap Your Head Around Dead Sea Rehabilitation

    How to Wrap Your Head Around Dead Sea Rehabilitation

    The Dead Sea has been receding at an average rate of 1 meter per year. How can this important historic, cultural and environmental landmark be rehabilitated in one of the world’s driest regions while improving water access for Israel, Palestine and Jordan?

  • New Rules to Hold Mining Industry Accountable for Cleanups

    New Rules to Hold Mining Industry Accountable for Cleanups

    A federal court has ordered the U.S. Environmental Protection Agency to ensure that mining companies provide financial assurance that they can pay for any harm to the environment from their operations.

  • Report Assesses Risks to World’s Shared River Basins

    Report Assesses Risks to World’s Shared River Basins

    Risks for the world’s Transboundary River Basins are projected to increase in the next 15–30 years, particularly in four hotspot regions: the Middle East, Central Asia, the Ganges-Brahmaputra-Meghna basin, and the Orange and Limpopo basins in Southern Africa.

  • Project Calculates the Cost of Social Conflict

    Project Calculates the Cost of Social Conflict

    The Columbia Water Center is undertaking a three-year project to quantitatively assess mining-related water and environmental risks and their financial implications.

  • When Environmental Oversight Takes a Back Seat

    When Environmental Oversight Takes a Back Seat

    The government of Peru faces significant pressure to encourage growth and investment in the mining sector, but this has also put pressure on the government’s ability to properly assess environmental impacts.

Photo of the Earth from space with the text "Lamont at AGU25" on top.

AGU25, the premier Earth and space science conference, takes place December 15-19, 2025 in New Orleans, Louisiana. This year’s theme—Where Science Connects Us—puts in focus how science depends on connection, from the lab to the field to the ballot box. Once again, Lamont-Doherty Earth Observatory and Columbia Climate School scientists, experts, students, and educators are playing an active role, sharing our research and helping shape the future of our planet. #AGU25 Learn More

  • Bridging the Gap Between Science and Policy for Water Security

    Bridging the Gap Between Science and Policy for Water Security

    To tackle the challenge of how to effectively educate important stakeholders about ground water in the United States, 11 graduate students from the Earth Institute and School of International and Public Affairs MPA in Environmental Science and Policy program were asked to recommend a strategy to improve scientific literacy among policymakers and investors.

  • Presidential Politics: Water Supply and Contamination

    Presidential Politics: Water Supply and Contamination

    The federal government needs to develop and implement a plan to solve problems with our water infrastructure, pollution and growing scarcity. How will the next president act?

  • Dead Pool: the Depletion of a Shared Natural Resource

    Dead Pool: the Depletion of a Shared Natural Resource

    The Dead Sea could soon enough become a dead “pool” of sea. But perhaps there’s another alternative.

  • Get the Facts: Arsenic in New Jersey Well Water

    Get the Facts: Arsenic in New Jersey Well Water

    A new initiative aims to help homeowners in New Jersey cope with arsenic contamination in private wells—a problem that has only come to light in recent years, and about which many homeowners are still unaware.

  • How to Wrap Your Head Around Dead Sea Rehabilitation

    How to Wrap Your Head Around Dead Sea Rehabilitation

    The Dead Sea has been receding at an average rate of 1 meter per year. How can this important historic, cultural and environmental landmark be rehabilitated in one of the world’s driest regions while improving water access for Israel, Palestine and Jordan?

  • New Rules to Hold Mining Industry Accountable for Cleanups

    New Rules to Hold Mining Industry Accountable for Cleanups

    A federal court has ordered the U.S. Environmental Protection Agency to ensure that mining companies provide financial assurance that they can pay for any harm to the environment from their operations.

  • Report Assesses Risks to World’s Shared River Basins

    Report Assesses Risks to World’s Shared River Basins

    Risks for the world’s Transboundary River Basins are projected to increase in the next 15–30 years, particularly in four hotspot regions: the Middle East, Central Asia, the Ganges-Brahmaputra-Meghna basin, and the Orange and Limpopo basins in Southern Africa.

  • Project Calculates the Cost of Social Conflict

    Project Calculates the Cost of Social Conflict

    The Columbia Water Center is undertaking a three-year project to quantitatively assess mining-related water and environmental risks and their financial implications.

  • When Environmental Oversight Takes a Back Seat

    When Environmental Oversight Takes a Back Seat

    The government of Peru faces significant pressure to encourage growth and investment in the mining sector, but this has also put pressure on the government’s ability to properly assess environmental impacts.