The U.S. needs to get on with innovation of used-fuel-disposal technologies and smaller, modular, more economical reactors, says Richard K. Lester, MIT Industrial Performance Center director, in this opinion piece for the Boston Globe. "... [T]he next U.S. administration should recognize a simple fact: Achieving the deep reductions in greenhouse-gas emissions needed to avoid the worst effects of global climate change is likely to require nuclear expansion," he writes.

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