State of the Planet

News from the Columbia Climate School

Climate247

  • Climate Change On The Street

    Climate Change On The Street

    Two students in CERC’s Executive Education Program explore public perceptions of climate change and science communication.

  • Nature & Naturalists, an Ode to Adirondack Color

    Nature & Naturalists, an Ode to Adirondack Color

    There was a nice article in the NY Times on the Adirondack State Park whose title initially focused readers on how climate change could alter the park’s ecosystems. However, by the time you get to the end of the article, and luckily for us, you get to know Jerry Jenkins, one of the best naturalists…

  • From Distant Past, Lessons on Ocean Acidification

    From Distant Past, Lessons on Ocean Acidification

    Oceans turned more acidic during a period of great warming some 56 million years ago, causing an extinction of bottom-dwelling marine species known as foraminifera, a scenario that may be happening again now, only much more quickly.

  • High Hopes and Low Expectations for 17th UN Climate Change Conference

    High Hopes and Low Expectations for 17th UN Climate Change Conference

    Numerous please for comprehensive action aimed at the 17th United Nations Climate Change Conference in Durban, South Africa have been issued. However, many doubt that meaningful policies will be passed and have criticized the United States’ position in these talks.

  • Energy and emissions in a post-recession world

    Energy and emissions in a post-recession world

    On November 29th Dr. Fatih Birol, Chief Economist of the International Energy Agency, gave a lecture at Columbia University’s School of International and Public Affairs (SIPA) as part of the school’s “Leaders in Global Energy” lecture series. Dr. Birol presented the highlights of the IEA’s recently released “World Energy Outlook 2011”, an annual analysis of…

  • A Meeting of Science and Human Impact

    A Meeting of Science and Human Impact

    A talk Monday by Cynthia Rosenzweig of the Center for Climate Systems Research serves as a good example of how some of the hard science being discussed at the American Geophysical Union’s fall meeting intersects directly with human welfare. She outlined the progress of a new global project that will help scientists produce more accurate…

  • Ancient Dry Spells, Future Risk?

    Ancient Dry Spells, Future Risk?

    The last major drought to hit the northeastern U.S. lasted three years and shrunk New York City’s reservoirs by nearly three quarters. But as bad as that drought was, the region has seen at least three dry spells in the last 6,000 years that were far worse, says Dorothy Peteet, a climate scientist at Columbia…

  • The Art and Science of Speed Dating

    The Art and Science of Speed Dating

    Speed dating can help singles looking for love. Can it help bring artists and scientists closer together, too?

  • Under the Dead Sea, Warnings on Climate and Earthquakes

    Under the Dead Sea, Warnings on Climate and Earthquakes

          An international team of scientists drilling deep under the bed of the Dead Sea has found evidence that the sea may have dried up during a past warm period analogous to scenarios for climate change in coming decades. With nations in the volatile region already running short on water, the finding could be a…

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

  • Climate Change On The Street

    Climate Change On The Street

    Two students in CERC’s Executive Education Program explore public perceptions of climate change and science communication.

  • Nature & Naturalists, an Ode to Adirondack Color

    Nature & Naturalists, an Ode to Adirondack Color

    There was a nice article in the NY Times on the Adirondack State Park whose title initially focused readers on how climate change could alter the park’s ecosystems. However, by the time you get to the end of the article, and luckily for us, you get to know Jerry Jenkins, one of the best naturalists…

  • From Distant Past, Lessons on Ocean Acidification

    From Distant Past, Lessons on Ocean Acidification

    Oceans turned more acidic during a period of great warming some 56 million years ago, causing an extinction of bottom-dwelling marine species known as foraminifera, a scenario that may be happening again now, only much more quickly.

  • High Hopes and Low Expectations for 17th UN Climate Change Conference

    High Hopes and Low Expectations for 17th UN Climate Change Conference

    Numerous please for comprehensive action aimed at the 17th United Nations Climate Change Conference in Durban, South Africa have been issued. However, many doubt that meaningful policies will be passed and have criticized the United States’ position in these talks.

  • Energy and emissions in a post-recession world

    Energy and emissions in a post-recession world

    On November 29th Dr. Fatih Birol, Chief Economist of the International Energy Agency, gave a lecture at Columbia University’s School of International and Public Affairs (SIPA) as part of the school’s “Leaders in Global Energy” lecture series. Dr. Birol presented the highlights of the IEA’s recently released “World Energy Outlook 2011”, an annual analysis of…

  • A Meeting of Science and Human Impact

    A Meeting of Science and Human Impact

    A talk Monday by Cynthia Rosenzweig of the Center for Climate Systems Research serves as a good example of how some of the hard science being discussed at the American Geophysical Union’s fall meeting intersects directly with human welfare. She outlined the progress of a new global project that will help scientists produce more accurate…

  • Ancient Dry Spells, Future Risk?

    Ancient Dry Spells, Future Risk?

    The last major drought to hit the northeastern U.S. lasted three years and shrunk New York City’s reservoirs by nearly three quarters. But as bad as that drought was, the region has seen at least three dry spells in the last 6,000 years that were far worse, says Dorothy Peteet, a climate scientist at Columbia…

  • The Art and Science of Speed Dating

    The Art and Science of Speed Dating

    Speed dating can help singles looking for love. Can it help bring artists and scientists closer together, too?

  • Under the Dead Sea, Warnings on Climate and Earthquakes

    Under the Dead Sea, Warnings on Climate and Earthquakes

          An international team of scientists drilling deep under the bed of the Dead Sea has found evidence that the sea may have dried up during a past warm period analogous to scenarios for climate change in coming decades. With nations in the volatile region already running short on water, the finding could be a…