cities
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Dangerous Hot Days Are Spreading Beyond Summer
Extreme heat has become more common. But a new study finds that these events are no longer confined to the warmest part of the year; they are also becoming more frequent in the months before and after.
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Sinking Land Drives Hidden Flood Risk in One of the World’s Most Populated Regions
A new study finds that land subsidence is outpacing ocean-driven sea-level rise along the northern coastline of Java Island, Indonesia.
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All of the Biggest U.S. Cities Are Sinking
From the coasts to the interior, urban areas are sinking. The main culprit: pumping of groundwater.
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Sabin Center Releases Report Providing Legal Tools for U.S. Cities to Act on Climate Change
Cities Climate Law can help local governments move from pledges to action by demystifying the legal context in which they develop climate policy.
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The Wall and Trump’s Anti-Immigration Policy Folly
The wall, growing limits on visas, children separated from their parents and the Muslim ban are all examples of Trump’s immigration policy folly.
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Promoting but Regulating Electric Bikes in New York City
We need to be as creative in regulating new technologies and business models as the people who are making and selling these products and services.
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Public Space and the Sustainable City
As our planet becomes more urban, the importance of parks and other public spaces becomes magnified.
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Moving Towards 100% Renewable Energy: Drivers Behind City Policies and Pledges
As the United States federal government retreats from energy innovation and environmental regulation, local and regional efforts across the U.S. are scaling up.

Columbia Climate School is bringing bold ideas, leading experts, and groundbreaking research to Climate Week NYC. Explore our events, stories, and updates as we help shape the conversation on climate action across New York City.

