they are trying to be more e fution. they are trying to promote renewable energy so they're kind of doing everything at the same time. and now they're very interested with what's happened with natural gas in the united states and they're beginning to think their own geology gives them the same kind of opportunity so that might be the next frontier for energy in china. >> rose: bill gates who obviously has made enormous contributions to global health said last year if he was allowed one wish to improve humanities lot over the next 50 years one wish to improve humanity's lot over the next 50 years he would choose an energy miracle that would produce energy, cheap energy with no carbon dioxide emissions. is it within the realm of possibility? >> well you know, i think we're in a period, ircal i call it th- there's more focus on innovation all across the energy sector than we've ever seen before. i think there's a lot. you go to a university like mit. there are 3400 who belong to the energy club there. a lot of bright people