State of the Planet

News from the Columbia Climate School

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  • Faculty Profile: Sara Tjossem

    Faculty Profile: Sara Tjossem

    For Sara Tjossem, a Senior Lecturer at the School of International and Public Affairs, the MPA in Environmental Science and Policy program is an exciting opportunity for her to engage with tomorrow’s environmental leaders. Tjossem says one of her favorite parts of the program is watching students form professional and personal connections they may not…

  • An Evening with the Writers of the Clean Air Act: Insight into the ‘Golden Age’ of Environmental Law

    An Evening with the Writers of the Clean Air Act: Insight into the ‘Golden Age’ of Environmental Law

    At a panel discussion this week, Leon Billings and Thomas Jorling, two senior staff members who helped craft the Clean Air Act, Clean Water Act, and other major environmental legislation in the 1970s, spoke about the bipartisan effort to pass that legislation, and the partisan divide that stymies Congress today.

  • MS Student Advocates for Sustainable Fashion

    MS Student Advocates for Sustainable Fashion

    After working in the University of Arizona’s Laboratory of Tree Ring Research, current Master of Science in Sustainability Management student Ruth Penniston joined the program with the intention of helping to bridge the gap between scientists and the rest of the world. Recently, Ruth began an internship at a sustainable fashion company, Modavanti, where she…

  • MS Professor Looks to Past for Future Drought Mitigation

    MS Professor Looks to Past for Future Drought Mitigation

    M.S. in Sustainability Management professor Ben Cook often tells his students that the past can provide critical lessons for how we manage sustainability challenges now and in the future. Thus, it is not surprising that Cook, whose research at the Earth Institute’s Lamont-Dougherty Earth Observatory focuses on drought, hydroclimate, and interactions between the land surface…

  • MPA Program Announces Full Fellowship Opportunity—Apply Now

    MPA Program Announces Full Fellowship Opportunity—Apply Now

    The Master of Public Administration in Environmental Science and Policy program now offers its first full-tuition grant, the Dean’s Environmental Science and Policy Fellowship. Apply by Nov. 1 for early admission.

  • MPA Alum Named to City and State’s 40 Under 40

    MPA Alum Named to City and State’s 40 Under 40

    Alison Miller, a 2011 alumna of the MPA in Environmental Science and Policy program, was recently named one of 2014 City & State’s top 40 under 40 Rising Stars. The media company, devoted to covering New York politics and policies, nominates 40 exceptional individuals each year who are leaving their mark on New York City.

  • Reclaiming Butte through New Uses for Reclaimed Areas

    Reclaiming Butte through New Uses for Reclaimed Areas

    This weekend, students from Montana State University in Bozeman and Columbia University in New York gathered to generate ideas to use Butte’s reclaimed Superfund areas as more than vast swaths of grassland, but as places to foster community participation.

  • MS Students Supplement Coursework with Trip to Hunt’s Point Market

    MS Students Supplement Coursework with Trip to Hunt’s Point Market

    On Wednesday, September 17, students in Professor Lynnette Widder’s Hungry City Workshop participated in a trip to the Hunts Point Produce Market in the South Bronx, the largest produce market in the world. Professor Widder, whose course focuses on understanding urban resource flows in qualitative and quantitative terms, sponsored the trip to give students a…

  • MPA Alum Focuses on Marine Conservation

    MPA Alum Focuses on Marine Conservation

    Olivia Kemp, a 2013 alumna of the MPA in Environmental Science and Policy program, is using the skills she developed in the program to develop her career focusing on conservation, food security and sustainable development. Now with Blue Ventures, Kemp is working with local communities in Madagascar to create a focus on community-led marine conservation.

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

  • Faculty Profile: Sara Tjossem

    Faculty Profile: Sara Tjossem

    For Sara Tjossem, a Senior Lecturer at the School of International and Public Affairs, the MPA in Environmental Science and Policy program is an exciting opportunity for her to engage with tomorrow’s environmental leaders. Tjossem says one of her favorite parts of the program is watching students form professional and personal connections they may not…

  • An Evening with the Writers of the Clean Air Act: Insight into the ‘Golden Age’ of Environmental Law

    An Evening with the Writers of the Clean Air Act: Insight into the ‘Golden Age’ of Environmental Law

    At a panel discussion this week, Leon Billings and Thomas Jorling, two senior staff members who helped craft the Clean Air Act, Clean Water Act, and other major environmental legislation in the 1970s, spoke about the bipartisan effort to pass that legislation, and the partisan divide that stymies Congress today.

  • MS Student Advocates for Sustainable Fashion

    MS Student Advocates for Sustainable Fashion

    After working in the University of Arizona’s Laboratory of Tree Ring Research, current Master of Science in Sustainability Management student Ruth Penniston joined the program with the intention of helping to bridge the gap between scientists and the rest of the world. Recently, Ruth began an internship at a sustainable fashion company, Modavanti, where she…

  • MS Professor Looks to Past for Future Drought Mitigation

    MS Professor Looks to Past for Future Drought Mitigation

    M.S. in Sustainability Management professor Ben Cook often tells his students that the past can provide critical lessons for how we manage sustainability challenges now and in the future. Thus, it is not surprising that Cook, whose research at the Earth Institute’s Lamont-Dougherty Earth Observatory focuses on drought, hydroclimate, and interactions between the land surface…

  • MPA Program Announces Full Fellowship Opportunity—Apply Now

    MPA Program Announces Full Fellowship Opportunity—Apply Now

    The Master of Public Administration in Environmental Science and Policy program now offers its first full-tuition grant, the Dean’s Environmental Science and Policy Fellowship. Apply by Nov. 1 for early admission.

  • MPA Alum Named to City and State’s 40 Under 40

    MPA Alum Named to City and State’s 40 Under 40

    Alison Miller, a 2011 alumna of the MPA in Environmental Science and Policy program, was recently named one of 2014 City & State’s top 40 under 40 Rising Stars. The media company, devoted to covering New York politics and policies, nominates 40 exceptional individuals each year who are leaving their mark on New York City.

  • Reclaiming Butte through New Uses for Reclaimed Areas

    Reclaiming Butte through New Uses for Reclaimed Areas

    This weekend, students from Montana State University in Bozeman and Columbia University in New York gathered to generate ideas to use Butte’s reclaimed Superfund areas as more than vast swaths of grassland, but as places to foster community participation.

  • MS Students Supplement Coursework with Trip to Hunt’s Point Market

    MS Students Supplement Coursework with Trip to Hunt’s Point Market

    On Wednesday, September 17, students in Professor Lynnette Widder’s Hungry City Workshop participated in a trip to the Hunts Point Produce Market in the South Bronx, the largest produce market in the world. Professor Widder, whose course focuses on understanding urban resource flows in qualitative and quantitative terms, sponsored the trip to give students a…

  • MPA Alum Focuses on Marine Conservation

    MPA Alum Focuses on Marine Conservation

    Olivia Kemp, a 2013 alumna of the MPA in Environmental Science and Policy program, is using the skills she developed in the program to develop her career focusing on conservation, food security and sustainable development. Now with Blue Ventures, Kemp is working with local communities in Madagascar to create a focus on community-led marine conservation.