Last Updated: Monday, October 15, 2012, 09:47
Researchers have estimated that reducing the risk of extinction for threatened species and establishing protected areas for nature will cost the world over 76 billion dollars a year.
Last Updated: Saturday, October 13, 2012, 10:30
Authorities in the Indian capital, Delhi have taken the initiative to adopt the house sparrow as the "state bird" in a bid to stop any further decline in their numbers.
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