microplastics
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Microplastics Are Chemically Active, and Could Cause Biological Harm
A new study found that when microplastics contact water, their surfaces can become chemically reactive. This could be how they get us sick.
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Two Sustainability Students See Opportunity Hidden in Laundry-Induced Microplastic Pollution
Students and faculty at Columbia’s M.S. in Sustainability Management and Sustainability Science programs turned cutting-edge research on microplastics into Moby Filter, a sustainability startup tackling laundry-induced pollution at its source.
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Nanoplastics Are All Around (and Inside) Us
How are humans exposed to these tiny and ubiquitous plastics? And is there anything we can do about it?
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Five Ways To Make Your Life More Sustainable
Ready to go green(er) this Earth Day? Here’s a place to start.
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World Water Film Festival Makes a Splash at Columbia Climate School
The event featured films and speakers from around the world who spotlighted humanity’s essential relationship with water and how it continues to evolve in our changing climate.
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Combating Microplastics With AI Real-Time Monitoring
Columbia Climate School and Columbia Engineering win a grant from the National Oceanic and Atmospheric Administration to develop AI for sustainable waterways and ocean health.
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High School Students Learn About Microplastic Pollution in Eco Ambassador Program
New Jersey students spent two days at Lamont-Doherty Earth Observatory studying microplastics and how they affect the world around us.
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Plugging the Leak on Laundry Pollution
Laundry is the biggest source of microplastic fibers in our waterways. These Columbia researchers are working on a solution.
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Bottled Water Can Contain Hundreds of Thousands of Previously Uncounted Tiny Plastic Bits, Study Finds
Using a new technique, scientists have been able to identify extremely minute plastic fragments in bottled water, 10 times more than previously counted.

On Saturday, October 17, 2026 from 10am to 4pm, Lamont-Doherty Earth Observatory Open House—our biggest, best science fun and discovery event of the year—will take place on our beautiful campus in Palisades, NY. Mark your calendar and join us for this free, family-friendly celebration of science! RSVP Today!
