Hong Kong's dirty habits
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Feisty crustacean's strength could be key to lighter military body armor
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Flooding worsens in India
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Last Pinta giant tortoise dies
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Flooding in Minnesota
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Rio+20 tackles sustainable development
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Leopard rescue in India
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Rare ladybird spider spins web of controversy in Belgium
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One dead as stage collapses in Toronto before Radiohead concert
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Whales arrive in Argentina
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iPads: turning trash into treasure
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Australia to create marine haven
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