State of the Planet

News from the Columbia Climate School

Sustainability37

  • The Beginning of Peace?

    The Beginning of Peace?

    The hard truth is that we know very little about sustaining peace. This is because for decades we have studied the pathologies of war, violence, aggression and conflict – and peace in the context of those processes – but few have studied peace directly.

  • Sustainability Ethics and Metrics

    Sustainability Ethics and Metrics

    Today’s increasing emphasis on metrics in sustainability policy and management presents an interesting challenge for ethics. When ethics are discussed, probably one of the last things to come to mind is measuring them, particularly in numeric terms.

  • The Rebuild by Design Challenge

    The Rebuild by Design Challenge

    When Hurricane Sandy hit last October, the vulnerabilities of the New York/New Jersey region to extreme weather were made all too clear. The Rebuild by Design challenge was launched to find the most innovative ways to make the region more resilient and sustainable.

  • How We Put Our Spreadsheets Where Our Stomachs Are

    How We Put Our Spreadsheets Where Our Stomachs Are

    Right off the bat, we were faced with the difficult question of what “sustainable” actually means. Students were well-versed in the triple bottom line of sustainability – economic, environmental and social. Then one of the students, a hefty young man on Columbia’s wrestling team, spoke up in defense of his right to make a decision…

  • The State and Future of Congestion Pricing in China

    The State and Future of Congestion Pricing in China

    To combat urban air pollution and traffic problems, some propose congestion pricing as a cost-effective policy to reduce pollution and improve productivity through improved travel speeds. Cities in China could implement this policy and ameliorate some of the negative effects of congestion-caused pollution. So why is congestion pricing dead on arrival in China?

  • CUriosity3: Intersection Between Arts and Sciences

    CUriosity3: Intersection Between Arts and Sciences

    Join instructors from our Executive Education Certificate Program in Conservation and Environmental Sustainability including Dr. Shahid Naeem, Dr. Matt Palmer, and Dr. Eric Sanderson. for a FREE public seminar program addressing the intersection between Arts and Science with the goal of initiating discussions and debate around the common ground of creative practice and scientific discovery.

  • Sustainability Certification in Aquaculture: Put Your Money Where Your Mouth Is?

    Sustainability Certification in Aquaculture: Put Your Money Where Your Mouth Is?

    Should we certify aquaculture? A look at mounting challenges in the push for sustainable seafood.

  • Riding for Climate with Mom and Mr. Shark

    Riding for Climate with Mom and Mr. Shark

    Katy Mixter will ride with “Mr. Shark” on her handlebars, the result of a $75 donation from her boss. Pamela Quinlan is joining the 300-mile Climate Ride to mark her 30th birthday. Jennifer Hurford will ride beside her mother.

  • Q&A: Climate Change, Drought and the Future

    Q&A: Climate Change, Drought and the Future

    “One of the ways that climate change is going to manifest is through warmer temperatures. … What we are seeing, in line with our projections, is that even if you assume constant precipitation, the temperature effects are so large that it is going to dry things out. This is going to have really big 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

  • The Beginning of Peace?

    The Beginning of Peace?

    The hard truth is that we know very little about sustaining peace. This is because for decades we have studied the pathologies of war, violence, aggression and conflict – and peace in the context of those processes – but few have studied peace directly.

  • Sustainability Ethics and Metrics

    Sustainability Ethics and Metrics

    Today’s increasing emphasis on metrics in sustainability policy and management presents an interesting challenge for ethics. When ethics are discussed, probably one of the last things to come to mind is measuring them, particularly in numeric terms.

  • The Rebuild by Design Challenge

    The Rebuild by Design Challenge

    When Hurricane Sandy hit last October, the vulnerabilities of the New York/New Jersey region to extreme weather were made all too clear. The Rebuild by Design challenge was launched to find the most innovative ways to make the region more resilient and sustainable.

  • How We Put Our Spreadsheets Where Our Stomachs Are

    How We Put Our Spreadsheets Where Our Stomachs Are

    Right off the bat, we were faced with the difficult question of what “sustainable” actually means. Students were well-versed in the triple bottom line of sustainability – economic, environmental and social. Then one of the students, a hefty young man on Columbia’s wrestling team, spoke up in defense of his right to make a decision…

  • The State and Future of Congestion Pricing in China

    The State and Future of Congestion Pricing in China

    To combat urban air pollution and traffic problems, some propose congestion pricing as a cost-effective policy to reduce pollution and improve productivity through improved travel speeds. Cities in China could implement this policy and ameliorate some of the negative effects of congestion-caused pollution. So why is congestion pricing dead on arrival in China?

  • CUriosity3: Intersection Between Arts and Sciences

    CUriosity3: Intersection Between Arts and Sciences

    Join instructors from our Executive Education Certificate Program in Conservation and Environmental Sustainability including Dr. Shahid Naeem, Dr. Matt Palmer, and Dr. Eric Sanderson. for a FREE public seminar program addressing the intersection between Arts and Science with the goal of initiating discussions and debate around the common ground of creative practice and scientific discovery.

  • Sustainability Certification in Aquaculture: Put Your Money Where Your Mouth Is?

    Sustainability Certification in Aquaculture: Put Your Money Where Your Mouth Is?

    Should we certify aquaculture? A look at mounting challenges in the push for sustainable seafood.

  • Riding for Climate with Mom and Mr. Shark

    Riding for Climate with Mom and Mr. Shark

    Katy Mixter will ride with “Mr. Shark” on her handlebars, the result of a $75 donation from her boss. Pamela Quinlan is joining the 300-mile Climate Ride to mark her 30th birthday. Jennifer Hurford will ride beside her mother.

  • Q&A: Climate Change, Drought and the Future

    Q&A: Climate Change, Drought and the Future

    “One of the ways that climate change is going to manifest is through warmer temperatures. … What we are seeing, in line with our projections, is that even if you assume constant precipitation, the temperature effects are so large that it is going to dry things out. This is going to have really big impacts…