State of the Planet

News from the Columbia Climate School

Water49

  • From Wastewater to Drinking Water

    From Wastewater to Drinking Water

    Across the globe, 2 out of 10 people do not have access to safe drinking water, and in the U.S., many states face water shortages and droughts. As the global population continues to grow and climate change results in more water crises, where will we find enough water to meet our needs?

  • Colonel Qaddafi and the Great Man-made River

    Colonel Qaddafi and the Great Man-made River

    Behind the political impetus at work determining the fate of Colonel Muammar Qaddafi and the future of Libya lurks another issue: water.

  • Fracking: What Lies Beneath?

    Fracking: What Lies Beneath?

    Disclaimer: Although this blog post has been researched like any other news piece I would write, it represents my personal perspective about natural gas drilling. For a journalist, it feels strange to begin with a disclaimer, but that’s what I’ll do here. The reason is simple: This blog post is skewed. Why? because, if the…

  • White Paper Release: Addressing the Water Crisis in Gujarat, India

    White Paper Release: Addressing the Water Crisis in Gujarat, India

    In honor of World Water Day, Columbia Water Center is releasing a new White Paper: Addressing the Water Crisis in Gujarat, India. The paper presents the results of Columbia Water Center’s study of the severe groundwater crisis in the Mehsana region of Northern Gujarat, India. The study concludes that the current pattern of groundwater exploitation…

  • The State of Water in America

    The State of Water in America

    Guest Post By Colin Sabol, Vice President of Marketing and Business Development for ITT’s Fluid and Motion Control division Today, World Water Day, is a day designed to draw attention to the state of one of the world’s most precious resources. This is a global issue with many regional and local implications. Here in America,…

  • Ethanol’s Impacts on Our Water Resources

    Ethanol’s Impacts on Our Water Resources

    Ninety-five percent of ethanol in the U.S. comes from corn, but corn-based ethanol is controversial because of the amount of land required to grow the crops, and because of its effect on food prices and water resources.

  • A Solution to the Problem of Lawns?

    A Solution to the Problem of Lawns?

    Given the growing intensity of the global water crisis, to spend such enormous amounts of water on something that for practical purposes does little more than enslave millions of American homeowners by chaining them to their lawnmowers and sprinklers every Saturday…

  • Changing Litterbugs One Wave at a Time

    Changing Litterbugs One Wave at a Time

    As the mid-Pacific trash island grows, forces are at work to change people’s minds about how they may be adding to it.

  • New York Times Raises Concerns about Hydrofracking

    New York Times Raises Concerns about Hydrofracking

    An article in the New York Times has prompted debate over the effects of hydrofracking, a means of obtaining natural gas, on drinking water supplies.

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

  • From Wastewater to Drinking Water

    From Wastewater to Drinking Water

    Across the globe, 2 out of 10 people do not have access to safe drinking water, and in the U.S., many states face water shortages and droughts. As the global population continues to grow and climate change results in more water crises, where will we find enough water to meet our needs?

  • Colonel Qaddafi and the Great Man-made River

    Colonel Qaddafi and the Great Man-made River

    Behind the political impetus at work determining the fate of Colonel Muammar Qaddafi and the future of Libya lurks another issue: water.

  • Fracking: What Lies Beneath?

    Fracking: What Lies Beneath?

    Disclaimer: Although this blog post has been researched like any other news piece I would write, it represents my personal perspective about natural gas drilling. For a journalist, it feels strange to begin with a disclaimer, but that’s what I’ll do here. The reason is simple: This blog post is skewed. Why? because, if the…

  • White Paper Release: Addressing the Water Crisis in Gujarat, India

    White Paper Release: Addressing the Water Crisis in Gujarat, India

    In honor of World Water Day, Columbia Water Center is releasing a new White Paper: Addressing the Water Crisis in Gujarat, India. The paper presents the results of Columbia Water Center’s study of the severe groundwater crisis in the Mehsana region of Northern Gujarat, India. The study concludes that the current pattern of groundwater exploitation…

  • The State of Water in America

    The State of Water in America

    Guest Post By Colin Sabol, Vice President of Marketing and Business Development for ITT’s Fluid and Motion Control division Today, World Water Day, is a day designed to draw attention to the state of one of the world’s most precious resources. This is a global issue with many regional and local implications. Here in America,…

  • Ethanol’s Impacts on Our Water Resources

    Ethanol’s Impacts on Our Water Resources

    Ninety-five percent of ethanol in the U.S. comes from corn, but corn-based ethanol is controversial because of the amount of land required to grow the crops, and because of its effect on food prices and water resources.

  • A Solution to the Problem of Lawns?

    A Solution to the Problem of Lawns?

    Given the growing intensity of the global water crisis, to spend such enormous amounts of water on something that for practical purposes does little more than enslave millions of American homeowners by chaining them to their lawnmowers and sprinklers every Saturday…

  • Changing Litterbugs One Wave at a Time

    Changing Litterbugs One Wave at a Time

    As the mid-Pacific trash island grows, forces are at work to change people’s minds about how they may be adding to it.

  • New York Times Raises Concerns about Hydrofracking

    New York Times Raises Concerns about Hydrofracking

    An article in the New York Times has prompted debate over the effects of hydrofracking, a means of obtaining natural gas, on drinking water supplies.