percent of all no one figures in twenty five percent of all mammals are on the brink of annihilation is e.u. the chief u.n. expert on biodiversity surat watson talking to t.w. a little earlier i hope this really is an alarm bell with governments around the world the private sector around the world and individuals and this is why a call for action equally we need a call for action on climate change we need to do much more to address the issue of climate change we need to transform the way we produce energy we need clean energy renewable energy and we need to use our energy much more efficiently so i am hoping that this message is now is the time for action if not we're going to degrade the future for our children and our grandchildren that's ahead of the u.n. science panel for biodiversity surat watson let's get more on this from g.w. the environment reporter added niranjan welcome agit we've been seeing the species