20214
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Study Shows Success of New York City’s Clean Heat Program
The ban of heating oil #6 has been effective in reducing air pollution.
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Opinion: All Fossil Fuel Advertisements Should Be Banned
Greenwashing by Big Oil shifts blame away from fossil fuel companies and delays needed climate action.
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American Geophysical Union 2021: Key Events From the Columbia Climate School
A guide to some of the most provocative talks at the world’s largest gathering of earth and space scientists.
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Finding Thanksgiving Gratitude Despite Environmental Grief
It can be difficult to enjoy the holidays with sustainability on your mind. Here’s how one student found a moment of optimism on Thanksgiving.
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An Environmental Agenda for NYC’s New Mayor
Our new mayor should let our environmental actions do the talking for the next eight years. It would be a refreshing change.
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Opinion: Composting Should Be Mandatory in New York City
Composting is good for the planet, and it can be profitable. New Yorkers should be required to separate compostable materials along with recycling.
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You Asked: When Will Polar Bears Go Extinct?
A recent study provides a rough timeline, but there’s still time to save them if we cut our carbon emissions.
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Collect Our Scientist Cards
These baseball-style cards highlight a few of our amazing scientists, and can now be downloaded for free.
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Sustainability Management Hits the Big Time
The scale of change needed to build a renewable resource-based economy is huge. We need both elected leaders and business leaders to get this job done.
AGU25, the premier Earth and space science conference, takes place December 15-19, 2025 in New Orleans, Louisiana. This year’s theme—Where Science Connects Us—puts in focus how science depends on connection, from the lab to the field to the ballot box. Once again, Lamont-Doherty Earth Observatory and Columbia Climate School scientists, experts, students, and educators are playing an active role, sharing our research and helping shape the future of our planet. #AGU25 Learn More
