2023 was one for the books—a record-breaking year for phenomena like deadly heat waves, massive wildfires and catastrophic floods. But it was also a year with historic wins like a landmark agreement to support a Loss and Damage fund, and advances in climate finance to help developing countries suffering the greatest impacts from a changing climate.

Researchers, scientists, policy experts, students and many others are working together to mitigate the effects of climate change, during events like Climate Week NYC, COP28 and Columbia Climate School's Managed Retreat Conference, among other initiatives. And in 2023, more students than ever before graduated from the Columbia Climate School, ready to contribute their education and experiences to building a better future.

It’s been an exciting year! We’re pleased to share some of our most popular stories and videos of 2023. You can read more in our Year in Review 2023 on State of the Planet.

That's it for now—see you in 2024! 

2022 Tied for Fifth Warmest Year. Last year saw a continuation of the long-term rise in the planet’s average temperature.

Chasing Carbon Zero, an hourlong PBS special featured Melissa Lott, research director of the Center on Global Energy Policy, and atmospheric scientist Róisín Commane of Lamont-Doherty Earth Observatory.

World Temperatures Will Blow Past Paris Goals This Decade, Asserts New Study. James Hansen warned the world in the 1980s that global warming was coming. Now, he is warning that it's happening even faster than expected.

A New 66 Million-Year History of Carbon Dioxide Offers Little Comfort for Today. Scientists have produced a new curve of how atmospheric carbon dioxide affects climate. It makes clear that its effects can be long lasting.

Rising Seas Will Tighten Vise on Miami Even for People Who Are Not Flooded. Most research on rising sea levels focuses on the direct effects of inundation. A new study adds social and economic vulnerabilities to the equation.