"The ongoing nuclear crisis in Japan as a result of the devastating 9.0 magnitude earthquake and massive tsunami on March 11, has touched off renewed discussions about managing the risks and benefits of nuclear power in the United States." writes Andrew Freedman on the Natural Resources Defense Council On Earth blog.
"With 104 nuclear reactors currently providing about 20 percent of America's electricity, and a coalition of Republicans and Democrats -- including President Obama -- pushing for the construction of multiple new facilities, the prospect of a significant change in public support for this renewable form of energy carries with it significant implications for how the U.S. can reduce its greenhouse gas emissions to fight global climate change."
His article also contains many useful links to other sites with good information about the ongoing situation in Japan's nuclear power sites.