http://www.popularmechanics.com/ " The U.S. Nuclear Regulatory Commission (NRC) has awarded approval to nuclear leader NuScale for its small, modular reactor design. These reactors will be built offsite and installed onsite at nontraditionally small nuclear plants. The energy industry faces huge challenges before it can decarbonize. In a major step forward for the burgeoning modular nuclear reactor movement, the U.S. Nuclear Regulatory Commission (NRC) approved all but the final formalities on a tiny reactor design put forth by industry leader NuScale. The July 29 announcement comes after six years of steady work toward regulatory approval."