
By studying modeled climate evidence from the last interglacial period, the team concluded that the warming going on today risks setting off “feedbacks” in the climate system.

Excess carbon dioxide absorbed into the oceans is starting to have profound effects on marine life, from oysters to tiny snails at the base of the food chain. Our scientists explain the changes and what they are learning about ocean acidification in the past.

At Le Bourget outside Paris, the site of the UN climate talks, Earth Institute Director Jeffrey Sachs talks to FRANCE 24 English TV about what’s likely to happen at the climate negotiations in Paris.

The World Wildlife Fund will collaborate with the Earth Institute’s Center for Climate Systems Research to advance adaptation to the impacts of climate change around the globe. The partners will create new ways of generating climate risk information and embedding it into the World Wildlife Fund’s conservation and development planning, policies and practice.

In the November Democratic presidential primary debate, Sen. Bernie Sanders said that the greatest threat to national security was climate change. But is there actually a link between national security and climate change, and if so, what is it?

For Justin Mankin, the MPA in Environmental Science and Policy program helped expose his passion for environmental science. Mankin is currently serving as an Earth Institute postdoctoral fellow and research scientist, where he is focusing on climate variability.

The International Research Institute for Climate and Society and its partners work in some of the most impoverished areas of the world to increase food security, decrease vulnerability to disasters and predict outbreaks of diseases such as malaria.

The Undergraduate Program in Sustainable Development is currently accepting applications for spring 2016 teaching assistant positions.

While national governments can set goals for combating climate change, many of the decisions that lead to action will come from business leaders. The new Columbia Center for Climate and Life helps them build from a foundation of science.