Piermont Marsh, along the Hudson River, has been overtaken by an invasive reed species called phragmites. Students in our high school field work program spent the summer studying the marsh and testing non-chemical methods to restore its native diversity.
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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