State of the Planet

News from the Columbia Climate School

General171

  • What Darwin Saw

    What Darwin Saw

    Sir Charles Darwin realized that humanity is interwoven with nature, that all of life is in a state of constant flux. The empowerment of nature, made possible by Darwin’s integration of human life into the whole, and grounded in his lived experience and profound humility, is the foundation of modern ecology.

  • Data’s Power to Spur Environmental Progress

    Data’s Power to Spur Environmental Progress

    In January, 132 countries received their environmental report cards. The Environmental Performance Index has goaded leaders into action by letting them see their countries’ strengths and weaknesses compared to other countries.

  • Climate Services: A Regional Perspective

    Climate Services: A Regional Perspective

    “But we unfortunately are in one of the areas in which climate prediction is very difficult because we’re in the middle of two big oceans, and on the fringe between the interaction of Northern Hemisphere systems and Southern Hemisphere systems.” — Costa Rica’s Patricia Ramirez on the value of shared climate services across Central America…

  • Climate News Roundup: Week of 2/6

    Three States to Require Insurers to Disclose Climate-Change Response Plans, New York Times 2/2 California, New York and Washington have announced a new requirement for insurance companies to disclose their plans for responding to climate change risks. The new regulation expands a requirement already in place for the largest insurers in those states. While insurance companies…

  • Climate Services: Think Local

    Climate Services: Think Local

    “I think we have to get a lot more humble about what we can do with our science, and what is actually going to be useful with our science.” — US AID’s Edward Carr talks about the importance of climate services to local communities, for the first in a series of video interviews.

  • Solar Power Lights Up New Business in Uganda Village

    Solar Power Lights Up New Business in Uganda Village

    One-hundred twenty light bulbs were switched on in Ruhiira for the first time last year, using the innovative Shared Solar system installed by the Millennium Villages Project (MVP). The impact on villagers’ lives has already been tremendous.

  • Sustainable Development Seniors Put Their Knowledge into Practice

    Seniors in the Sustainable Development program gained real life experience as consultants through their work on projects with the Natural Resource Defense Council, Population Council and Partnership for Parks, while at the same time providing these clients with fresh and innovative ideas.

  • MPA Student Makes Career Shift to Climate Change Policy

    MPA Student Makes Career Shift to Climate Change Policy

    “I am interested in helping developing countries utilize foreign direct investment as part of their growth strategy to achieve environmentally sustainable growth.” Young Eun Ahn joined the MPA in Environmental Science and Policy Class of 2012 to achieve her career goals and because she liked the program’s focus on natural sciences, one year time commitment,…

  • Climate Change in Haiti

    Climate Change in Haiti

    By Tracy Slagle and Madeleine Rubenstein Of the many countries at risk from the effects of climate change, small island states are widely considered to be among the most vulnerable. Not only are these countries exposed to direct impacts of climate change, particularly sea level rise, they are also highly sensitive to existing environmental stresses…

Collage of Turkiye beach scene and Columbia University Campus with text: UN Climate Change Conference COP31, Antalya, Turkiye, Nov 9-20, 2026

COP31, the 2026 United Nations Climate Change Conference, aims to advance dialogue, strengthen consensus, and accelerate climate action on a global scale. From November 9–20, 2026 in Antalya, Türkiye, heads of state, ministers, scientists, business leaders, and civil society will gather to advance efforts in emission targets, climate finance, and adaptation and resilience. Once again, our experts, students, and global thought leaders from Columbia Climate School and across Columbia University are contributing to key events, sharing insights, and helping shape the dialogue toward ambitious, science-based solutions. Learn More

  • What Darwin Saw

    What Darwin Saw

    Sir Charles Darwin realized that humanity is interwoven with nature, that all of life is in a state of constant flux. The empowerment of nature, made possible by Darwin’s integration of human life into the whole, and grounded in his lived experience and profound humility, is the foundation of modern ecology.

  • Data’s Power to Spur Environmental Progress

    Data’s Power to Spur Environmental Progress

    In January, 132 countries received their environmental report cards. The Environmental Performance Index has goaded leaders into action by letting them see their countries’ strengths and weaknesses compared to other countries.

  • Climate Services: A Regional Perspective

    Climate Services: A Regional Perspective

    “But we unfortunately are in one of the areas in which climate prediction is very difficult because we’re in the middle of two big oceans, and on the fringe between the interaction of Northern Hemisphere systems and Southern Hemisphere systems.” — Costa Rica’s Patricia Ramirez on the value of shared climate services across Central America…

  • Climate News Roundup: Week of 2/6

    Three States to Require Insurers to Disclose Climate-Change Response Plans, New York Times 2/2 California, New York and Washington have announced a new requirement for insurance companies to disclose their plans for responding to climate change risks. The new regulation expands a requirement already in place for the largest insurers in those states. While insurance companies…

  • Climate Services: Think Local

    Climate Services: Think Local

    “I think we have to get a lot more humble about what we can do with our science, and what is actually going to be useful with our science.” — US AID’s Edward Carr talks about the importance of climate services to local communities, for the first in a series of video interviews.

  • Solar Power Lights Up New Business in Uganda Village

    Solar Power Lights Up New Business in Uganda Village

    One-hundred twenty light bulbs were switched on in Ruhiira for the first time last year, using the innovative Shared Solar system installed by the Millennium Villages Project (MVP). The impact on villagers’ lives has already been tremendous.

  • Sustainable Development Seniors Put Their Knowledge into Practice

    Seniors in the Sustainable Development program gained real life experience as consultants through their work on projects with the Natural Resource Defense Council, Population Council and Partnership for Parks, while at the same time providing these clients with fresh and innovative ideas.

  • MPA Student Makes Career Shift to Climate Change Policy

    MPA Student Makes Career Shift to Climate Change Policy

    “I am interested in helping developing countries utilize foreign direct investment as part of their growth strategy to achieve environmentally sustainable growth.” Young Eun Ahn joined the MPA in Environmental Science and Policy Class of 2012 to achieve her career goals and because she liked the program’s focus on natural sciences, one year time commitment,…

  • Climate Change in Haiti

    Climate Change in Haiti

    By Tracy Slagle and Madeleine Rubenstein Of the many countries at risk from the effects of climate change, small island states are widely considered to be among the most vulnerable. Not only are these countries exposed to direct impacts of climate change, particularly sea level rise, they are also highly sensitive to existing environmental stresses…