Health7
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One in Three Americans Contracted COVID-19 in 2020, Says Study
An estimated 103 million Americans caught the virus during the first year of the pandemic, and most cases went unrecorded.
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Study Maps Urban Heat Islands With Focus on Environmental Justice
A new collaborative project is heat-mapping parts of New York City with a focus on improving health outcomes and addressing long-standing environmental justice issues.
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Air Pollution Is Harming People in the Global South at an Alarming Rate. A Climate School Project Wants to Help
Researchers from Columbia’s Climate School are using data collection, community collaboration, and startups to reduce the negative health effects of pollution in India, Indonesia, and the continent of Africa.
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Study Shows Forests May Take in Far More Toxic Mercury Than Thought
Atmospheric mercury in gaseous form appears to be adding heavily to the load.
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Cher and National Center for Disaster Preparedness Team Up to Donate Mobile Vaccine Clinic
The bus will bring testing and vaccinations to young people and families in neighborhoods with the greatest need.
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The Growing Momentum Behind Going Back to the Office
There is a great deal of momentum behind the return to the office, but I know that office will never be the same.
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COVID-19 Lockdowns Led to the Cleanest Snow Across Asia in 20 Years
Reduced air pollution led to cleaner snow in the Himalayas and Hindu Kush, with significant implications for water supplies for people across the Indus River Basin.
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Summer Internships for Graduate Students
Applications will be accepted on a rolling basis until June 20.

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

