Global Conservation Act News Today : Breaking News, Live Updates & Top Stories | Vimarsana

>> jeff: we are back with ethan zohn. ethan and i have known each other about eight years. when we met, it was in africa, flinling "survivor," this is way back when, when the show was just beginning. a little ironic, back when you had a lot more hair, that you had to shave off for the cancer treatments. but it is ironic that this plant would come from africa. but tonight we've been talking about impact on the environment with this oil spill. it directly connects to where you're at right now, because if the environment continues to be destroyed, plants like the one that helped save your life wi...

Obviously i'm here to talk about. i'm working with the global conservation act, and they're trying to protect these endangered areas. what's going to happen when these environmental areas are destroyed, and potentially life-saving drugs will go along with it. you know, it's scary. >> jeff: what's the percentage, what have you learned in terms of how many drugs originate with plants that are found in the rain forest, for instance? >> yeah. 50% of all the drugs in the past 25 years have been derived from nature. so you can just imagine how many more are still out there that have been undiscovere...