Podcast: Can Geoengineering Save the Planet?

David is the Online News Editor of Science.

SAN DIEGO—Geoengineering has been a hot topic at this year’s annual meeting of the American Association for the Advancement of Science (which publishes ScienceNOW). Science reporter Eli Kintisch chatted with Ken Caldeira, a geochemist at the Carnegie Institution for Science in Stanford, California, about the latest efforts to cool the world—and the possible risks of doing so. Listen to their conversation here and read Eli’s full write-up on the topic here.

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