State of the Planet

News from the Columbia Climate School

Climate235

  • For Rio+20, a Call to Preserve Biodiversity

    For Rio+20, a Call to Preserve Biodiversity

    An estimated 9 million species of living things inhabit the Earth. But those species are disappearing at an alarming rate, and this loss of biodiversity appears to be a major driver of environmental changes that can affect the biological and chemical processes that humans rely on.

  • Photo Essay: In the Heart of Dryness

    Photo Essay: In the Heart of Dryness

    Explore the country of Niger in this visual essay while learning about the importance of seasonal forecasting to the Sahel, one of the poorest and most climate-vulnerable regions in the world.

  • Climate Scientist to World: “Ask me Anything”

    Climate Scientist to World: “Ask me Anything”

    “After the warm winter, is this summer going to be insanely hot?”

  • Capstone Workshop and Bangladesh Presentations 2012

    Capstone Workshop and Bangladesh Presentations 2012

    By: Deborah Sachare Students in the Undergraduate Program in Sustainable Development gathered at the end of the spring semester as part of the Capstone Workshop in Sustainable Development, to present their final recommendations to clients and members of the Columbia University community. The goal of the workshop is to bring together the theoretical and environmental…

  • Under Arctic Ice: Watch the Video

    Under Arctic Ice: Watch the Video

    The video depicts the activities of the LDEO Switchyard field team, which deploys annually and uses ski-equipped aircraft to reach a series of sample sites between the North Pole and Ellesmere Island in Canada.

  • Turning Concern into Action: 12 Ways to Combat Climate Change

    Turning Concern into Action: 12 Ways to Combat Climate Change

    With the incidence of extreme weather on the increase, concern about global warming is also growing. This concern needs to be turned into action—whether local, regional or national. Here are a dozen ways to take action.

  • Decadal Prediction: The New Kid On the Block

    Decadal Prediction: The New Kid On the Block

    Research on decadal prediction—what the climate is going to be like a decade or two from now—is still relatively new and experimental. It’s also in high demand by planners and decision makers interested in building dams and other large-scale development projects. In a new paper, IRI’s Lisa Goddard and colleagues discuss how decadal prediction research…

  • MSSM Student Goes the Extra Mile for Earth Institute Programs

    MSSM Student Goes the Extra Mile for Earth Institute Programs

    MSSM Student Scott Miller is nearing completion of his 300 mile ride from New York City to Washington, D.C. Find out how you can help support him.

  • Final Days in Alert

    Final Days in Alert

    Time is flying, bringing us to our final days in Alert. We were able to recover samples from 12 stations, which is a great success and the second most successful year on record. Thanks to everyone who made it happen: Dale, Richard and Dan who went out every possible day to collect samples; Al and…

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

  • For Rio+20, a Call to Preserve Biodiversity

    For Rio+20, a Call to Preserve Biodiversity

    An estimated 9 million species of living things inhabit the Earth. But those species are disappearing at an alarming rate, and this loss of biodiversity appears to be a major driver of environmental changes that can affect the biological and chemical processes that humans rely on.

  • Photo Essay: In the Heart of Dryness

    Photo Essay: In the Heart of Dryness

    Explore the country of Niger in this visual essay while learning about the importance of seasonal forecasting to the Sahel, one of the poorest and most climate-vulnerable regions in the world.

  • Climate Scientist to World: “Ask me Anything”

    Climate Scientist to World: “Ask me Anything”

    “After the warm winter, is this summer going to be insanely hot?”

  • Capstone Workshop and Bangladesh Presentations 2012

    Capstone Workshop and Bangladesh Presentations 2012

    By: Deborah Sachare Students in the Undergraduate Program in Sustainable Development gathered at the end of the spring semester as part of the Capstone Workshop in Sustainable Development, to present their final recommendations to clients and members of the Columbia University community. The goal of the workshop is to bring together the theoretical and environmental…

  • Under Arctic Ice: Watch the Video

    Under Arctic Ice: Watch the Video

    The video depicts the activities of the LDEO Switchyard field team, which deploys annually and uses ski-equipped aircraft to reach a series of sample sites between the North Pole and Ellesmere Island in Canada.

  • Turning Concern into Action: 12 Ways to Combat Climate Change

    Turning Concern into Action: 12 Ways to Combat Climate Change

    With the incidence of extreme weather on the increase, concern about global warming is also growing. This concern needs to be turned into action—whether local, regional or national. Here are a dozen ways to take action.

  • Decadal Prediction: The New Kid On the Block

    Decadal Prediction: The New Kid On the Block

    Research on decadal prediction—what the climate is going to be like a decade or two from now—is still relatively new and experimental. It’s also in high demand by planners and decision makers interested in building dams and other large-scale development projects. In a new paper, IRI’s Lisa Goddard and colleagues discuss how decadal prediction research…

  • MSSM Student Goes the Extra Mile for Earth Institute Programs

    MSSM Student Goes the Extra Mile for Earth Institute Programs

    MSSM Student Scott Miller is nearing completion of his 300 mile ride from New York City to Washington, D.C. Find out how you can help support him.

  • Final Days in Alert

    Final Days in Alert

    Time is flying, bringing us to our final days in Alert. We were able to recover samples from 12 stations, which is a great success and the second most successful year on record. Thanks to everyone who made it happen: Dale, Richard and Dan who went out every possible day to collect samples; Al and…