email to friend  Envoyer à un ami par courriel   Si vous voulez ajouter cette vidéo sur votre blog ou sur votre page web personnelle, cliquez sur ce lien pour avoir le code source.  copier le code source   Imprimer

Home to hundreds of species of aquatic and land animals as well as some half a million migratory birds, China's Poyang Lake, the largest freshwater body in the country, has dropped to 9.5 meters, which is 4 meters lower than any other point in history.

UK scientists introduce large tortoises from a neighboring island to the small Mauritian isle and nature reserve,Ile aux Aigrettes, in hopes of restoring balanced ecosystem after previous tortoise extinctions caused a loss of ebony trees and other wildlife.