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Look at the text below. In 40 seconds, you must read this text aloud as naturally and as clearly as possible. You have 40 seconds to read aloud.
Conservation scientists
Conservation scientists have long tried to map how much of the planet remains undergraded by human activity. Previous estimates using satellite imagery or raw demographic data found anywhere from 20 to 40 percent of the globe was free from obvious human incursions, such as roads, light pollution or the gaping scars of deforestation. But an intact forest canopy can hide an emptied-out ecosystem below.
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