Don’t count on resurrected woolly mammoths to combat climate change

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Co-founders of Colossal, Ben Lamm (L), CEO and George Church (R) | Image: Business Wire

A flashy new biotech startup launched yesterday called Colossal is on a mission to make an elephant-woolly mammoth mashup — with the ultimate goal of promoting biodiversity and combating climate change, it says. The effort has gotten a lot of hype and big-name backers, but scientists who work in conservation are still pretty skeptical.

The science behind Colossal is in very early stages and is mired in ethical quandaries. The company won’t actually bring back a woolly mammoth, which hasn’t roamed the Earth in about 10,000 years. Instead, Colossal’s de-extinction effort aims to create a hybrid between a woolly mammoth and its distant relative (the two…

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