The break point was the accident at Three Mile Island, coupled with some serious difficulty deciding where to put high level waste. (Something still not completely solved).
That pretty much shut down new power plants in the US (except for military naval use).
5 posted on 03/06/2016 3:13:30 AM PST by Smokin' Joe
(How often God must weep at humans' folly. Stand fast. God knows what He is doing.)