global warming is the rise of the eaearth susurface temperatue and as you can know, it's getting hot in here. and all the trees somewhere down the mountains it's getting dry. i want to be a doctor, specialist of the eyes,, especially my grandmother has a difference in her eyes. i want to operate her and to make it well, so she can see clclearly. >> and now for our global ideas series. 100 different species disappear worldwide every day. we meet people who want toto protect our florora and fauna. this week we're in thaiailand. environmentalists are woworking hard to reforest mangrove areas, home to vast numbers of animals. our reporter bastian hartig was out and about in the krabi province in southern thailand, with a woman who has made the protection of mangroves her life's work. >> thousands of mangrove trees, a whole forest. on the coast of krabi province in southwestern thailand, nature has come back into its own. fish, crabs and other marine animals live in the water around the dense roots. and these macaques obviously feel grereat in the forests as well. the small island of koh