A new company announced Monday that it's aiming to genetically resurrect the woolly mammoth, an oft-talked about endeavor that some scientists think could help fight climate change. The goal is to turn frozen tundra in Siberia back into grasslands, which can serve as effective carbon sinks.
But Colossal's plan will undoubtedly raise many questions about the ethics of bringing back the ancient giants from the dead. "There's tons of trouble everyone is going to encounter along the way," Beth Shapiro, a paleogeneticist at the University of California, Santa Cruz, told The New York Times.
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