State of the Planet

News from the Columbia Climate School

sustainable development35

  • Student ‘Aquanauts’ to Tackle Water Issues

    Student ‘Aquanauts’ to Tackle Water Issues

    “We would like to take on international problems, problems of development, problems in the United States, but have them done with academic content and interest. Instead of people being sent to random places, we would take engineering companies that have an interest in a particular region in solving a problem, and they would bring the…

  • The Greening of Business

    The Greening of Business

    Please join CERC in attending The Greening of Business: Why It’s Not Optional and How Companies Profit From It, presented by The Earth Institute and the School of International and Public Affairs Master of Public Administration in Environmental Science and Policy.

  • The Sundarbans

    The Sundarbans

    After finally reaching the Mongla and our boat, we settled into our new home. It is a similar design, but much larger than the one we used in September. As we ate dinner and explored the ship, it started the overnight journey to the southeastern part of the Sundarbans where the wildlife is most plentiful.…

  • Rivers and the Road

    Rivers and the Road

    We spent a day on the islands (chars) in the Brahmaputra River seeing the geology and talking to the residents. Then after an evening of feasting and dancing in our new Saris and lungis, we hit the road for the trip to the Sundarbans.

  • Class Trip – to Bangladesh

    Class Trip – to Bangladesh

    To help my students in a class on hazards of Bangladesh better understand the country, I am taking them there to experience Bangladesh for themselves.

  • “The Population Bomb: Defused or Still Ticking?” Seminar Recap

    “The Population Bomb: Defused or Still Ticking?” Seminar Recap

    “Thank you for coming on this gorgeous day, to sit in an airless, lightless room and discuss how to save the world,” said John Mutter, director of Columbia’s PhD in Sustainable Development and a member of the Earth Institute faculty, in welcoming the audience of the Sustainable Development Seminar, “The Population Bomb: Defused or Still…

  • One Planet, Too Many People?

    One Planet, Too Many People?

    Can we manage the needs of 9 billion people for water, food and energy without depleting our resources and ruining the environment? “The solutions,” says Tim Fox, “are all within the capability of existing technology.”

  • Can Intensive Farming Save Tropical Forests?

    Can Intensive Farming Save Tropical Forests?

    With 7 billion people on the planet and some 40 percent of earth’s land surface already covered with croplands and pastures, the only remaining frontiers for agricultural expansion are dwindling tropical forests. Some see high-yield industrial-scale farming as a way to take the pressure off; the theory goes that if more produce can be grown…

  • U.S., 5 Nations to Cut Methane, Soot Emissions

    U.S., 5 Nations to Cut Methane, Soot Emissions

    The United States and five other countries agreed this week to fund an effort to cut emissions of methane, soot and other pollutants to start to slow the rate of human-induced climate change.

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

  • Student ‘Aquanauts’ to Tackle Water Issues

    Student ‘Aquanauts’ to Tackle Water Issues

    “We would like to take on international problems, problems of development, problems in the United States, but have them done with academic content and interest. Instead of people being sent to random places, we would take engineering companies that have an interest in a particular region in solving a problem, and they would bring the…

  • The Greening of Business

    The Greening of Business

    Please join CERC in attending The Greening of Business: Why It’s Not Optional and How Companies Profit From It, presented by The Earth Institute and the School of International and Public Affairs Master of Public Administration in Environmental Science and Policy.

  • The Sundarbans

    The Sundarbans

    After finally reaching the Mongla and our boat, we settled into our new home. It is a similar design, but much larger than the one we used in September. As we ate dinner and explored the ship, it started the overnight journey to the southeastern part of the Sundarbans where the wildlife is most plentiful.…

  • Rivers and the Road

    Rivers and the Road

    We spent a day on the islands (chars) in the Brahmaputra River seeing the geology and talking to the residents. Then after an evening of feasting and dancing in our new Saris and lungis, we hit the road for the trip to the Sundarbans.

  • Class Trip – to Bangladesh

    Class Trip – to Bangladesh

    To help my students in a class on hazards of Bangladesh better understand the country, I am taking them there to experience Bangladesh for themselves.

  • “The Population Bomb: Defused or Still Ticking?” Seminar Recap

    “The Population Bomb: Defused or Still Ticking?” Seminar Recap

    “Thank you for coming on this gorgeous day, to sit in an airless, lightless room and discuss how to save the world,” said John Mutter, director of Columbia’s PhD in Sustainable Development and a member of the Earth Institute faculty, in welcoming the audience of the Sustainable Development Seminar, “The Population Bomb: Defused or Still…

  • One Planet, Too Many People?

    One Planet, Too Many People?

    Can we manage the needs of 9 billion people for water, food and energy without depleting our resources and ruining the environment? “The solutions,” says Tim Fox, “are all within the capability of existing technology.”

  • Can Intensive Farming Save Tropical Forests?

    Can Intensive Farming Save Tropical Forests?

    With 7 billion people on the planet and some 40 percent of earth’s land surface already covered with croplands and pastures, the only remaining frontiers for agricultural expansion are dwindling tropical forests. Some see high-yield industrial-scale farming as a way to take the pressure off; the theory goes that if more produce can be grown…

  • U.S., 5 Nations to Cut Methane, Soot Emissions

    U.S., 5 Nations to Cut Methane, Soot Emissions

    The United States and five other countries agreed this week to fund an effort to cut emissions of methane, soot and other pollutants to start to slow the rate of human-induced climate change.