water conservation
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How Road Salt Harms the Environment
Recent research indicates that salt is accumulating in the environment and poses an emerging threat both to ecosystems and human health.
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In Jharkhand, Using an Old Technique for Sustainable Water
The Indian state of Jharkhand has plentiful rainfall, but most of that water runs off before it can be put to use by farmers, who struggle to make a living. To help improve irrigation and crop productivity, the Centers for International Projects Trust and Ranchi’s Birsa Agricultural University turned to a simple traditional technology, “dobhas,”…
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Daniel Hillel, Pioneer in High-Efficiency Irrigation, to Receive World Food Prize
A Career in 30 Nations, From the 1950s to Today
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Signals of Past Say Big Droughts Can Hit U.S. East
Tree Rings Show Dry Periods Worse Than Any Historical Record
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
