Water30
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Tensiometers in Punjab
So far, tensiometers have been tested in four central districts of Punjab, initially with more than 500 farmers the first year, and then peaking with an additional 4,500 farmers in 2011 before testing was scaled back. Data showed, on average, a 30 percent reduction in the water used in the test plots when compared with…
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Achieving Sustainable Water, Energy and Agriculture in Gujarat, India
Watch a video about the Columbia Water Center’s project to address a looming water crisis in north Gujarat, India.
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Sampling The Ganges
For the final part of my journey, we will be visiting numerous sites, mainly on the main rivers of Bangladesh. The samples and field data will ground truth and calibrate satellite data improving our analyses. We first stopped at an area that had converted from shrimp farming to rice, then spent two days on the…
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Extreme Weather Adds Up to Troubling Future
Extreme weather and climate-related events already have cost the United States billions of dollars. A recent symposium focused on what we know about the causes and how changing climate affects agriculture, water supplies, wildlife and our economy.
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Unplanned Time in Dhaka
Due to the speed at which the two Scotts were able to repair the compaction meter, I found myself with two extra days in Dhaka. Besides numerous quickly planned meetings, I got to see the celebration of the arrival of Bengali Spring and the growing protest movement against the light sentence for Islamists convicted of…
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Faculty Profile: Naresh Devineni
Naresh Devineni will be teaching a course on the Management and Development of Water Systems as part of the new Certificate in Sustainable Water Management. In this interview, conducted by Nick Turchak, Naresh elaborates on his research topics in Hydro-climatic Data Analysis and Modeling, Water Resources Management and Risk Assessment.
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Bogged Down in Alaska
For thousands of years Arctic peat bogs have soaked up atmospheric carbon like a giant sponge. But as the poles warm, the arctic bogs will decay and expel billions of tons of carbon back into the air—or will they? A warmer climate might actually improve growing conditions in the bogs, allowing them to take up…
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Aquanauts Take on New York Water Issues
Working with engineering PhD candidate Rob Elliott, we imagined a green roof and blue roof system that would serve as a space for environmental education and student wellness, the culmination of a semester spent examining and taking action on stormwater management issues in New York City.
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Smaller Colorado River Projected for Coming Decades, Study Says
Some 40 million people depend on the Colorado River Basin for water but warmer weather from rising greenhouse gas levels and a growing population may signal water shortages ahead.
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
