Author: Kevin Krajick40
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India’s Water Is Running Out
India is running “the largest water-mining project in the world”–and it cannot be sustained much longer, Columbia Water Center researcher Shama Perveen told an audience on Monday. That is mainly because farmers, who depend heavily on irrigation water drawn from underground aquifers, are using far more water than rainfall can replenish. Perveen’s talk, “Quantifying the…
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Deep Ocean Heat Is Melting Antarctic Ice
Like dirt swept under the carpet, it appears that much of the human-made heat produced over the last century has been getting soaked up by the world’s oceans, and sinking into deep waters.
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18,000 Scientists–In One Place
This week marks the world’s largest annual gathering of earth and space scientists: the five-day December meeting of the American Geophysical Union. There will be about 18,000 of them, spread across two giant San Francisco convention halls giving talks and discussing the latest in their fields. Scores of researchers from the Earth Institute will be…
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Making Sense of Earth Data: A Guide
Charts, graphs and maps representing natural phenomena can be a challenge to anyone trying to extract something meaningful from them. A new book, Earth Science Puzzles: Making Meaning From Data, aims to help students of earth and environmental sciences decode images by presenting practice puzzles consisting of real-world scientific data. The authors are Kim A. Kastens and Margie Turrin of…
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Measuring Earthquakes in Western New York
Each year, dozens of small, mostly harmless earthquakes quakes rattle the northeastern United States and southern Canada, and one quite active area runs along the shores of lakes Erie and Ontario, in western New York. In order to learn more about what generates these, and the possible threat of something bigger, scientists at Columbia University’s Lamont-Doherty Earth…
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Study Affirms Gulf Oil Spill’s Vastness
First Independent Measure of Well Employs New Imaging Method
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Irrigation’s Cooling Effects May Mask Warming–For Now
If Water Runs Short, Some Regions May Suffer Significantly
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Beating Global Heat, But Only By Dumb Luck
After sweltering in New York City’s record temperatures the last couple of months, I recently traveled to the Peruvian Amazon. Oy, I thought. But instead of entering the mother of all sweat lodges, I found relief; for the most part, it was cooler in those tropical lowlands near the equator than outside my office at the corner of Broadway and 114th Street.…
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Survey Shows Many Are Clueless On How To Save Energy
People Turn Off Lights in Vain, Ignoring Real Efficiencies