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U.S. students compete to improve environment -- and win trip to Costa Rica

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Students across the United States and Canada were challenged to come up with ways to improve their local environment. If the ideas were good enough, they could win a tip to Costa Rica for a youth leaders summit on the environment.
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Buffalo zoo about to take polar bear cub population from one to two

A New York zoo is hand-rearing a polar bear cub born to one of its adult bears. But now, the zoo is being asked to take in another cub, an orphan, from Alaska, in hopes that the two will grow up healthier if they do so together....
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Congress' budget bill contained protections for genetically modified food

A bill to keep the government operating through the end of September contained an unrelated provision that protects genetically modified food. While some say it's unconstitutional, a provision of the bill prohibits the courts from pulling an unsafe genetically modified product from the market....
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Environmental activists under increasing attacks as natural resources diminish

Global Witness says that the number of assassinations of environmental activists has risen around the world. Journalist Fred Pearce says that drawing attention to these cases could help prevent more deaths....
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Monarch butterflies threatened by loss of habitat

Every year, monarch butterflies migrate 2,000-miles from the north to a few mountaintops in central Mexico. But a new study shows that monarch numbers are declining significantly. One ecologist says the monarch's decline could indicate other habitation problems....
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U.K. officials want American-style fracking boom without environmental consequences

British energy companies are expected to soon begin using fracking to unlock shale gas, in hopes of igniting an energy revolution for the country. But with the controversy around fracking in the United States, many residents are saying, not so fast....
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Microbes below Earth's surface could be potential link to Mars rover discovery

Carbon compounds found in a drill sample from Mars and microbes found below the Earth's surface could be related to one another according to researchers at the Deep Carbon Observatory. Though they're learning more about deep microbial life, some researchers say it could be the link to previous life on Mars....
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Group of scientists argue plastic should be treated as hazardous waste

A group of scientists are suggesting the government declare plastic a hazardous waste in order to generate more funding for the Environmental Protection Agency's clean-up programs. Though more research needs to be done, one ecologist says they already have a strong lead....
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Chinese finance official advocates for carbon tax

After passing the United States as the top carbon emitter, one researcher says China's now making a commitment to reduce the country's carbon output. But in order for China to reduce large amounts of CO2, they say, the U.S. will need to do more....
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Climate change enhances risks of glacial lakes flooding mountain communities

Lakes high in the world's mountains are becoming increasingly dangerous to the towns that have sprouted up near them. The lakes are prone to floods, typically caused when the mountain glaciers that feed them shed a chunk of ice and rock, forcing thousands of gallons over the banks....
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