What's a benefit and risk of nuclear energy?

You'll find many ideas in these sites.

http://www.thedailygreen.com/environmental-news/latest/nuclear-power-pro-con

http://timeforchange.org/pros-and-cons-of-nuclear-power-and-sustainability

http://nuclearinfo.net/Nuclearpower/TheBenefitsOfNuclearPower

http://suite101.com/article/benefits-and-risks-of-nuclear-power-a282417

http://www.physics.isu.edu/radinf/np-risk.htm