a piece of old america, borgias in its way, burned down. now, we are used to seeing fields with town houses in them. there was a special agriculture building in fields that where agricultural. we are going to have to think a lot more about what we do to the environment. we cannot pretend we do not have to do it. we have to do things to accommodate the growing populations of the earth. doing the right thing -- that is the test. paving it over. even covering it with small powered devices may not be a solution. in light big machines. in light big structures. in love skyscrapers. the intrusions into the sky, up from the earth, some house symbolizing the best of achievements -- somehow symbolizing the best of achievements. we're talking about nuclear power with someone who knows a great deal about it. i'm not sure you will necessarily agree, but i know you will find it extremely interesting, and we will be right back with that conversation. "> ♪ -- "white house chronicle is produced in collaboration with whut, howard university television. now,