Earth Sciences98
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One Year Later – Return to the NoMelt Site
On December 18, 2012, the Research Vessel Melville departed San Diego to recover remainder of the NoMelt instruments and data. The expedition includes two scientists from Columbia’s Lamont-Doherty Earth Observatory: Post-doctoral scientist Patty Lin and graduate student Natalie Accardo. Natalie is sending regular reports from the ship.
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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.
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Using Spatial Analysis to Help Manage Conflict
Peri-urban areas are particularly vulnerable to land use conflicts due to their geographic and socio-economic characteristics: They are transitional zones in transforming societies, where various economic activities associated with each urban setting try to co-exist. In this context, peri-urban agriculture plays a key role for the multiplicity and diversity of stakeholders providing environmental and economic…
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New Understanding of Soil Quality throughout Africa
A new interactive mapping tool lets users visualize a broad range of soil data for the continent of Africa.
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Clues from Last Ice Age May Hint at Drying Ahead for Some Regions
In the spectacular collapse of ice sheets as the last ice age ended about 18,000 years ago scientists hope to find clues for what regions may grow drier from human caused global warming. In a talk Thursday at the American Geophysical Union’s annual meeting, Aaron Putnam, a postdoctoral scholar at Lamont-Doherty Earth Observatory, painted a…
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Huge Landslide Linked to Glacier Surge in Tajikstan’s Pamir Mountains
Glaciers advance in colder temperatures, but sometimes a big rock avalanche can also make a glacier grow, new research results presented at the American Geophysical Union’s annual meeting suggests.
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How the Warming Arctic Affects Us All
The Arctic may seem remote, but the overall rate of global warming, our climate and weather, sea levels, and many ecosystems and species will be affected by the warming that is occurring there.
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Tree Rings and Teachable Moments
Nicole Davi, a postdoctoral scientist at the International Research Institute for Climate and Society and the Lamont Doherty Earth Observatory, thinks tree rings are an ideal way to motivate students to collect and analyze data as well as to learn about climate change.
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If You’re Not Going to San Francisco
Keep an eye on State of the Planet over the next week for updates on the fall meeting of the American Geophysical Union.
By studying thousands of buildings and analyzing their electricity use, Columbia Climate School Dean Alexis Abramson has been able to uncover ways to significantly cut energy consumption and emissions. Watch the Video: “Engineering a Cooler Future Through Smarter Buildings“
