While nuclear energy may be green, it is also more dangerous than, say, wind energy. But the next- generation reactors are much safer than their predecessors.
LET'S for a second imagine a world without nuclear energy. That's a tough one but let's try. No nuclear bombs, of course, no Chernobyl and Fukushima, no worries about Iran and North Korea. A wonderful world, maybe?
Probably not, because without nuclear energy we would have burned millions...