history-making testimony that helped to increase public awareness of climate change. Credit: Dennis Cook/AP"/> history-making testimony that helped to increase public awareness of climate change. Credit: Dennis Cook/AP">
State of the Planet

News from the Columbia Climate School

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james hansen testifies


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Science for the Planet: In these short video explainers, discover how scientists and scholars across the Columbia Climate School are working to understand the effects of climate change and help solve the crisis.