State of the Planet

News from the Columbia Climate School

Climate228

  • Growing Food, Protecting the Land in Africa

    Growing Food, Protecting the Land in Africa

    The new Africa Monitoring System aims to help land managers and policy makers identify and tackle tradeoffs between intensified food production on the African continent and the vital services provided by healthy ecosystems.

  • More Food Insecurity Expected in Horn of Africa

    More Food Insecurity Expected in Horn of Africa

    The current rainy season in the Horn of Africa is off to a poor start, and fear of famine once again looms large for the region.

  • Climate News Roundup: Week of 4/01

    Climate News Roundup: Week of 4/01

    EPA to impose first greenhouse gas limits on power plants, Washington Post, Mar 27 The US EPA issued its first regulations addressing greenhouse gas emissions from power plants. The regulation is a New Source Performance Standard, meaning that it applies only to new power plants that are not yet permitted or under construction. The standard…

  • Faculty Profile: Yochanan Kushnir

    Faculty Profile: Yochanan Kushnir

    by Kaci Fowler Yochanan Kushnir began his career as a meteorologist in the Israeli Navy, where he started as an operational marine forecaster, and with time became the Navy’s Chief Meteorology Officer. As part of his duties, Kushnir ventured out to sea to collect meteorological and oceanographic data for research. Motivated by these experiences, Kushnir…

  • Oil Stains on Direct Air Capture?

    Affordable direct air capture could shape long-term climate mitigation options. Point source emissions may be the first to be addressed, but the climate change problem is not resolved until the carbon dioxide from the transportation sector is also dealt with. Conflating air capture with a carbon dioxide consuming application like the environmentally questionable EOR should…

  • Rare Earth Metals: Another Challenge for the Green Economy?

    Rare Earth Metals: Another Challenge for the Green Economy?

    Rare earth metals play an important role in our envisaged carbon-free future, but their availability in the future is under question for different political and availability issues, which is worrying for planned reductions in greenhouse gas emissions.

  • Summer 2012 Announcement: Internship Positions

    This summer the Earth Institute, Columbia University is offering Columbia students opportunities to intern within various departments and research centers at the Earth Institute. All full-time Columbia and Barnard students are eligible to apply for internships. These internships are funded at a rate of $15/hr for 35 hours per week and up to a maximum…

  • Carbon Management Distinguished Speaker Series

    Carbon Management Distinguished Speaker Series

    The Earth Institute’s Columbia Climate Center presents “Managing Carbon on Land in the Context of Climate Change,” with Richard Houghton, Senior Scientist, Woods Hole Research Center as part of a new Carbon Management Distinguished Speaker Series.

  • 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…

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

  • Growing Food, Protecting the Land in Africa

    Growing Food, Protecting the Land in Africa

    The new Africa Monitoring System aims to help land managers and policy makers identify and tackle tradeoffs between intensified food production on the African continent and the vital services provided by healthy ecosystems.

  • More Food Insecurity Expected in Horn of Africa

    More Food Insecurity Expected in Horn of Africa

    The current rainy season in the Horn of Africa is off to a poor start, and fear of famine once again looms large for the region.

  • Climate News Roundup: Week of 4/01

    Climate News Roundup: Week of 4/01

    EPA to impose first greenhouse gas limits on power plants, Washington Post, Mar 27 The US EPA issued its first regulations addressing greenhouse gas emissions from power plants. The regulation is a New Source Performance Standard, meaning that it applies only to new power plants that are not yet permitted or under construction. The standard…

  • Faculty Profile: Yochanan Kushnir

    Faculty Profile: Yochanan Kushnir

    by Kaci Fowler Yochanan Kushnir began his career as a meteorologist in the Israeli Navy, where he started as an operational marine forecaster, and with time became the Navy’s Chief Meteorology Officer. As part of his duties, Kushnir ventured out to sea to collect meteorological and oceanographic data for research. Motivated by these experiences, Kushnir…

  • Oil Stains on Direct Air Capture?

    Affordable direct air capture could shape long-term climate mitigation options. Point source emissions may be the first to be addressed, but the climate change problem is not resolved until the carbon dioxide from the transportation sector is also dealt with. Conflating air capture with a carbon dioxide consuming application like the environmentally questionable EOR should…

  • Rare Earth Metals: Another Challenge for the Green Economy?

    Rare Earth Metals: Another Challenge for the Green Economy?

    Rare earth metals play an important role in our envisaged carbon-free future, but their availability in the future is under question for different political and availability issues, which is worrying for planned reductions in greenhouse gas emissions.

  • Summer 2012 Announcement: Internship Positions

    This summer the Earth Institute, Columbia University is offering Columbia students opportunities to intern within various departments and research centers at the Earth Institute. All full-time Columbia and Barnard students are eligible to apply for internships. These internships are funded at a rate of $15/hr for 35 hours per week and up to a maximum…

  • Carbon Management Distinguished Speaker Series

    Carbon Management Distinguished Speaker Series

    The Earth Institute’s Columbia Climate Center presents “Managing Carbon on Land in the Context of Climate Change,” with Richard Houghton, Senior Scientist, Woods Hole Research Center as part of a new Carbon Management Distinguished Speaker Series.

  • 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…