. >> jim roewer is one of the top lobbyists for the power industry. >> coal is going to be around for long time. >> and we really can't get rid of coal. >> we shouldn't get rid of coal. >> well, should or shouldn't, we can't, and coal makes waste. would you say that the industry has done a good job of disposing of the coal ash waste? >> we can do better. >> does that mean no? >> well, we had a kingston spill. >> that's kingston, tennessee, where, in december 2008, a giant retention pool of coal ash buckled under the weight of five decades of waste. >> all the power lines have been knocked out. >> a billion gallons of muck shot into the emory river like a black tsunami... >> one person in the house, and he's alive. >> engulfing homes, uprooting trees... >> everything's gone. >> and throwing fish out of the water. >> no, don't eat the fish, please. >> residents woke up to an apocalyptic moonscape of ash bergs everywhere. >> this stuff is just sitting there, steaming. >> the spill was a hundred times larger than the exxon valdez, and it was all coal ash. >> you'd never heard of coal ash