Protecting just 1.2% of the Earth’s surface for nature would be enough to prevent the extinction of the world’s most threatened species, according to a new study.Analysis published in the journal Frontiers in Science has found that the targeted expansion of protected areas on land would be enough to prevent the loss of thousands of the mammals, birds, amphibians and plants that are closest to disappearing.From Argentina to Papua New Guinea, the team of researchers identified 16,825 sites that sh