this is not your berkeley or you're madeson.his is a farming town, small town, but a huge use of sustainable electricity, wind in particular, but, also, energy efficient buildings and they have made their community more sustainable. >> that's a really good example. there is another town, carmel, indiana, a suburb of indianapolis, republican mayor but they are building their town for sustainability to reduce flood potential, to deploy, you know, clean electricity. again, another city that's doing a lot. obviously some of our major cities, new york under the leadership of mayor bloomberg has done a lot. san francisco, los angeles, all of these cities have done a lot. like i said, some of our smaller townses, too. >> colorado particularly bolder is known as being super innovative when it comes to being green. in 2006, bolder residents passed a carbon tax. they were taxing themselves for electricity. how did you use that money? >> bolder was one of the first communities to pass a carbon tax and the community, this is really a commun