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Chinese scientists use laser drones to count the country's trees — all 142.6 billion of them
Researchers have counted the number of trees in China and mapped their distribution across the country using a laser-based ...
Map Shows World by Population Density
it is the area on this map with the largest gap between its population ranking and its population density ranking. India and ...
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Scientists in China Use Laser Drones to Count The Country’s Trees
Scientists in China used laser drones to count over 142 billion trees, offering new insights into forest coverage and ...