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Does Human Transformation of Land Threaten Future Sustainability?
November 27, 2012 — Social and physical scientists have long been concerned about the effects of humans on Earth's surface -- in part through deforestation, encroachment of urban areas onto traditionally agricultural ... > full story -
Thawing of Permafrost Expected to Cause Significant Additional Global Warming, Not Yet Accounted for in Climate Predictions
November 27, 2012 — Permafrost covering almost a quarter of the northern hemisphere contains 1,700 gigatonnes of carbon, twice that currently in the atmosphere, and could significantly amplify global warming should ... > full story -
Energy and the Environment
Fuel Cells
Electricity
Energy and Resources
Alternative Fuels
Renewable Energy
Electricity from the Marshes
November 23, 2012 — An unexpected source of new, clean energy has been found: the Plant-Microbial Fuel Cell that can generate electricity from the natural interaction between living plant roots and soil bacteria. The ... > full story -
Curiosity Rover Preparing for Thanksgiving Activities
November 20, 2012 — NASA's Mars rover Curiosity completed a touch-and-go inspection of one rock on Sunday, Nov. 18, then pivoted and, on the same day, drove toward a Thanksgiving overlook ... > full story -
Maple Syrup, Moose, and the Impacts of Climate Change in the North
November 20, 2012 — In the northern hardwood forest, climate change is poised to reduce the viability of the maple syrup industry, spread wildlife diseases and tree pests, and change timber resources. And, according to ... > full story -
More Attention to the Soil Can Boost Food Production
November 20, 2012 — According to FAO, in the last thirty years a quarter of all agricultural land has become less fertile as a result of erosion, silting, soil exhaustion or other forms of land degradation. If these ... > full story -
Cover Crops, Towards a Sustainable Agriculture
November 19, 2012 — Researchers have demonstrated that replacing the traditional fallow with cover crops can reduce nitrate pollution without increasing the salinity or reducing ... > full story -
Mites to Save Valencian Orange Exports
November 19, 2012 — A new study by researchers in Spain and Belgium has found that soil-dwelling predatory mites are a perfect partner to address the plague of thrips in citrus caused by Pezothrips kellyanus, a tiny ... > full story -
Indirect Effects of Climate Change Could Alter Landscapes
November 16, 2012 — Studies of a northern hardwood forest in New England point to unexpected ecological trends resulting from documented changes in the climate over 50 years. Some of the changes now taking place can be ... > full story -
Robotic Explorers May Usher in Lunar 'Water Rush'
November 15, 2012 — The American space program stands at the cusp of a "water rush" to the moon by several companies developing robotic prospectors for launch in the near future, according to a NASA scientist ... > full story
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