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May 2025
25m 29s

Could Freezing Arctic Sea Ice Combat Cli...

Scientific American
About this episode
The year-round sea ice in the Arctic is melting and has shrunk by nearly 40 percent over the past four decades. Geoengineering companies such as Real Ice are betting big on refreezing it. That may sound ridiculous, impractical or risky—but proponents say we have to try. The U.K. government seems to agree, investing millions into experimental approaches such ... Show More
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