State of the Planet

News from the Columbia Climate School

Health40

  • 7 Billion on 10/31: The Numbers Can Be Scary

    7 Billion on 10/31: The Numbers Can Be Scary

    You can now watch the tape of “The World at 7 Billion: Sustaining Our Future,” the Earth Institute’s panel discussion held at Columbia Oct. 17 and featuring the presentation by Professor Joel E. Cohen on the “good and bad news” behind the growing world population.

  • Open House: Earth Institute Graduate Programs

    The Environmental and Sustainable Development Programs Open House is a wonderful opportunity for you to find out more about Columbia’s cutting-edge graduate degrees in sustainable development and environmental studies. We invite you to come explore our diverse offering of programs, have your application questions answered, and meet with current Columbia students and faculty. Attend the…

  • Partnership in Action: Lessons Learned Following Haiti Floods

    Partnership in Action: Lessons Learned Following Haiti Floods

    Flood relief efforts, immediate needs assessments, and coordinated damage assessments in Haiti’s Côte Sud region are underway following the rains and flooding that began October 9 and continued through October 11. The Earth Institute Haiti team, working through the CSI partnership, Millennium Village Project (MVP) sector leads, and with the Government of Haiti, are jointly…

  • Partnership Framework Supports Haiti Flood Relief

    Partnership Framework Supports Haiti Flood Relief

    Recent heavy rains and consequent flooding in Haiti’s Côte Sud region—the site of the Côte Sud Initiative (CSI) and Port-à-Piment, designated as the first Millennium Village in the Western Hemisphere— required the not yet fully formed team to leverage the CSI partnership framework to help coordinate an immediate and ultimately lifesaving emergency response. The first…

  • Open House: Earth Institute Undergraduate Programs

    Open House: Earth Institute Undergraduate Programs

    Whether you are interested in global poverty alleviation, sustainable development, sustainability management, ecology or environmental policy, Columbia University has a program for you. Attend the Environmental and Sustainable Development Programs Open House from 4-7 p.m. on Monday, Oct. 24, Low Memorial Library, Columbia University (116th & Broadway) to learn more.

  • Join a Conversation About 7 Billion People

    Join a Conversation About 7 Billion People

    The world’s population will reach 7 billion this year, and the UN estimates continued growth, primarily in less-developed regions. What will this steep population growth mean for our environmental, economic and social systems? Join the conversation on Oct. 17.

  • Mosquito Traps for the Future

    Mosquito Traps for the Future

    The New York Times reported yesterday on a new, simple approach to mosquito control that—if accurate–could be a game changer in the world’s efforts to eradicate mosquito-borne diseases.

  • Climate Information, Meet Public Health Problems

    Climate Information, Meet Public Health Problems

    IRI convened the fourth Summer Institute on Climate Information for Public Health. How did it help bring the two fields closer together?

  • Community Health Workers: Spokes of Change

    Community Health Workers: Spokes of Change

    Three years ago, Irene Gaundi was living with her parents in the Millennium Village of Bonsaaso, in Ghana.  She had completed her last year of secondary school, moved home, and was helping her mother sell second hand clothes. Each day, Irene and her mother walked along the rust-colored roads, beneath the hot sun, balancing clothes…

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

  • 7 Billion on 10/31: The Numbers Can Be Scary

    7 Billion on 10/31: The Numbers Can Be Scary

    You can now watch the tape of “The World at 7 Billion: Sustaining Our Future,” the Earth Institute’s panel discussion held at Columbia Oct. 17 and featuring the presentation by Professor Joel E. Cohen on the “good and bad news” behind the growing world population.

  • Open House: Earth Institute Graduate Programs

    The Environmental and Sustainable Development Programs Open House is a wonderful opportunity for you to find out more about Columbia’s cutting-edge graduate degrees in sustainable development and environmental studies. We invite you to come explore our diverse offering of programs, have your application questions answered, and meet with current Columbia students and faculty. Attend the…

  • Partnership in Action: Lessons Learned Following Haiti Floods

    Partnership in Action: Lessons Learned Following Haiti Floods

    Flood relief efforts, immediate needs assessments, and coordinated damage assessments in Haiti’s Côte Sud region are underway following the rains and flooding that began October 9 and continued through October 11. The Earth Institute Haiti team, working through the CSI partnership, Millennium Village Project (MVP) sector leads, and with the Government of Haiti, are jointly…

  • Partnership Framework Supports Haiti Flood Relief

    Partnership Framework Supports Haiti Flood Relief

    Recent heavy rains and consequent flooding in Haiti’s Côte Sud region—the site of the Côte Sud Initiative (CSI) and Port-à-Piment, designated as the first Millennium Village in the Western Hemisphere— required the not yet fully formed team to leverage the CSI partnership framework to help coordinate an immediate and ultimately lifesaving emergency response. The first…

  • Open House: Earth Institute Undergraduate Programs

    Open House: Earth Institute Undergraduate Programs

    Whether you are interested in global poverty alleviation, sustainable development, sustainability management, ecology or environmental policy, Columbia University has a program for you. Attend the Environmental and Sustainable Development Programs Open House from 4-7 p.m. on Monday, Oct. 24, Low Memorial Library, Columbia University (116th & Broadway) to learn more.

  • Join a Conversation About 7 Billion People

    Join a Conversation About 7 Billion People

    The world’s population will reach 7 billion this year, and the UN estimates continued growth, primarily in less-developed regions. What will this steep population growth mean for our environmental, economic and social systems? Join the conversation on Oct. 17.

  • Mosquito Traps for the Future

    Mosquito Traps for the Future

    The New York Times reported yesterday on a new, simple approach to mosquito control that—if accurate–could be a game changer in the world’s efforts to eradicate mosquito-borne diseases.

  • Climate Information, Meet Public Health Problems

    Climate Information, Meet Public Health Problems

    IRI convened the fourth Summer Institute on Climate Information for Public Health. How did it help bring the two fields closer together?

  • Community Health Workers: Spokes of Change

    Community Health Workers: Spokes of Change

    Three years ago, Irene Gaundi was living with her parents in the Millennium Village of Bonsaaso, in Ghana.  She had completed her last year of secondary school, moved home, and was helping her mother sell second hand clothes. Each day, Irene and her mother walked along the rust-colored roads, beneath the hot sun, balancing clothes…