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The nuclear option: Should the U.S. invest more, not less, in nuclear energy?

If the United States wants to go green, do we need to invest more in nuclear power — and not less? President Obama seems to think so. In February of 2010, he announced $8 billion in loan guarantees to build two nuclear power reactors in Georgia — the first to begin construction in this country in more than 30 years. This past spring, even after the nuclear disaster in Japan, he once again embraced nuclear power.

Is the president right to include nuclear energy as part of a broader strategy that also has to take into account the nation’s energy security, consumer costs and public safety? We visit Cambridge, Mass., and MIT, where Need to Know reporter Win Rosenfeld met recently with Dr. Richard Lester. He’s one of the nation’s most prominent advocates for nuclear power.

Watch the rest of the segments from this episode.