climate change3
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How Hard Is It to Dim the Sun?
Solar radiation management is gaining traction as a climate intervention—but new research warns that real-world constraints make it riskier and more uncertain than most models suggest.
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Archaeologist Kristina Douglass Named 2025 MacArthur Fellow
Douglass’s research uses lessons from the past to help communities understand how to adapt to climate change.
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Columbia Climate School’s Global Impact Scholars Confront Urgent, Real-World Problems
Faculty and students worked together on ideas for climate solutions, which were then presented at the Climate School showcase as part of Climate Week NYC.
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Columbia Will Co-Lead Major Project To Study Global Carbon Cycle
Awarded by Schmidt Sciences, a new grant will provide up to $45 million to four interdisciplinary teams of researchers who will seek to improve climate modeling across land, air and sea.
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Study of Extreme Indian Rainfall Upends Conventional Wisdom
While El Niño often brings drought conditions to India, a new paper shows that it also increases the likelihood of devastating downpours in some of the country’s most heavily populated regions.
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How Do We Fix the Hellish Heat of the New York City Subway System?
It’s time to treat subway heat like the climate adaptation issue and public health hazard that it is.
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Tiny Giants: Marine Microbes’ Pivotal Role in the Ocean’s Future
These “invisible” organisms are key to the question of how much carbon the ocean can hold.
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Burned Amazon Forests Stay Hot and Stressed for Decades, Finds New NASA-Supported Study
Research indicates that fire alters tropical forests’ ability to tolerate climate stress and store carbon—a crucial role in global climate mitigation.
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Need To Know: Geoengineering and Cloud Seeding
What are geoengineering and cloud seeding, and what are their implications for future climate mitigation strategies?
The first Earth Day in 1970 ignited a movement to stop polluting our planet. Today, our scientists and experts are tackling the most pressing challenges to achieve real-world impact. This Earth Day, join us in our commitment to realizing a just and sustainable future for our planet. Visit our Earth Day website for ideas, resources, and inspiration.
