Energy harvesters transform waste into electricity

Billions of dollars lost each year as waste heat from industrial processes can be converted into electricity with a technology being developed at the Department of Energy's Oak Ridge National Laboratory.

Environmental impact of animal waste

North and South Carolina have seen a steady increase in swine production over the last 15 years. In North Carolina alone, swine production generates approximately a quarter of the state's gross farm receipts. The presence ...

Toxic spill from China copper mine spreads

A toxic pollution spill from a mine operated by China's top gold producer Zijin Mining Group has spread to a second province, threatening the fishing industry there, state media said Tuesday.

Texas entrepreneur hopes to turn mesquite into power

Randy Hill lives amid the fossil fuels of America, a place where natural gas and crude oil made millionaires and the landscape is dotted with pump jacks. But Hill, who lives outside Abilene in West Texas, is spending much ...

Increasingly, states push for e-waste recycling

(AP) -- Frustrated by inaction in Congress, a growing number of states are trying to reduce the rising tide of junked TVs, computers and other electronics that have become one of the nation's fastest-growing waste streams.

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