It also compares the effectiveness of medical-grade masks with homemade ones, and tests the feasibility of improving masks with homemade nose clips.
News and Events
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April 21, 2020
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April 20, 2020
This year marks the 50th anniversary of Earth Day. To celebrate, we’re sharing images of places and projects around the world that highlight our planet’s incredible beauty.
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April 17, 2020
There are many ways to get involved, take action, or simply marvel at the beauty of our planet, all without leaving your home or neighborhood.
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April 16, 2020
Scientists say a long-feared megadrought, worse than anything in recorded history, seems to be starting up in southwestern North America.
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April 15, 2020
Study identifies unprecedented atmospheric conditions behind devastating summer; suggests climate models may greatly underestimate future melting.
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April 09, 2020
Kevin Uno, a Lamont paleoclimatologist and Center for Climate and Life Fellow, studies how abrupt changes in climate affected Neolithic human settlement, diet, and abandonment in northwest Africa.
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April 03, 2020Learn more about our Earth Institute and Lamont-Doherty Earth Observatory scientists and experts and the 50th anniversary of Earth Day.
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April 01, 2020
New GPS data show birds adjust to shifting snow conditions as climate warms.
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April 01, 2020
In addition to its devastating impact on human life, the coronavirus pandemic is creating significant setbacks for climate research.
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March 30, 2020
Through ‘EI Live,’ scientific experts from across the Earth Institute will share aspects of their work through live lectures, interactive activities, and demos. The series launches April 6.
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March 27, 2020
Researchers long ago predicted that the 1987 Montreal Protocol, banning ozone-depleting gases, would reverse a worrisome trend in Southern Hemisphere winds. A new study shows they were right.
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March 27, 2020
Earth Institute experts in public health and disaster response are publishing leading-edge findings and advising governments on the coronavirus pandemic. Researchers are also examining the local and global fallout for environment, climate, energy and health systems, philanthropy, culture, and education.
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March 26, 2020
Columbia experts weigh in.
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March 25, 2020
Researchers are measuring severe drops in pollutants at the ground level, but warn that the benefits will be short-lived unless we take away some longer-term lessons.
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March 23, 2020
A variety of undergraduate, graduate, and PhD positions are available. Apply by April 19, 2020.
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