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species

2011 review: The year in environment

Earth

2011 review: The year in environment

Explore the biggest environment stories of 2011, including: the Japanese megaquake, Earth's ticking time bombs, and the first field tests of geoengineering

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Humans killing at least 750 Bornean orang-utans a year

Earth

Humans killing at least 750 Bornean orang-utans a year

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Frog-killer disease was born in trade

Earth

Frog-killer disease was born in trade

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Exotic pets USA: Tigers, big bucks and organised crime

Life

Exotic pets USA: Tigers, big bucks and organised crime

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Russian tigers threatened by dog disease

Earth

Russian tigers threatened by dog disease

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Wolverine's survival is in the hands of the law

Earth

Wolverine's survival is in the hands of the law

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Stem cells may save rhinos from extinction

Life

Stem cells may save rhinos from extinction

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Tasmanian devils were sitting ducks for deadly cancer

Earth

Tasmanian devils were sitting ducks for deadly cancer

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Mystery of the missing monarch butterflies

Life

Mystery of the missing monarch butterflies

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Gene detectives track the rhino killers

Life

Gene detectives track the rhino killers

A database of rhinoceros DNA could help in the fight against organised crime

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Earth

Row erupts over number of big fish in the sea

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Earth

Edward Norton: What's the first rule of Peace Club?

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Earth

Almost a fifth of vertebrate species are endangered

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Life

Coddled male wolf cubs father fewer pups

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