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Global warming hits crop yields, affects food prices
Spikelets of hulled wheat. PHOTO COURTESY USDA. North America not affected yet, according to new Stanford study By Summit Voice SUMMIT COUNTY — Climate change has significantly affected global wheat...
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Global warming: Greenland ice shelf takes another big hit
Peterman ice shelf calves another massive ice island This image taken by NASA’s MODIS satellite in 2010 shows an ice island about four times the size of Manhattan breaking off Greenland’s Peterman Ice...
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Energy: Powering the world with wind
Given political and social will, windpower could easily meet half the world’s energy needs by 2030 Downstream turbulence is visible in this aerial shot of the Horns Rev turbines off the coast of...
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