The Half Earth conservation proposal, which would involve setting aside half the planet to protect nature, would potentially affect 1 billion people, although the specifics depend on the exact strategy used. "We need to address the environmental crises in an environmentally and socially just way, both for the ethical implications and for increasing the likelihood that these conservation measures succeed in tackling the environmental issues," said University of Cambridge geographer Chris Sandbrook.
Study: "Half Earth" plan could affect 1 billion people
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