In the third century BC, the world’s first nature reserve was created by King Devanampiya Tissa in Sri Lanka when he declared a piece of forest to be officially protected. It took more than 2,000 years for a European, in West Yorkshire, to get a similar idea, and another 50 years before Yellowstone National Park was established in the United States. By the year 1900, 0.03 percent of the Earth’s land surface was protected. By 1930 it was 0.2 percent. Slowly, slowly, decade by decade, one forest at a time, the number climbed. The annual increase was absolutely tiny, almost imperceptible. Today a
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