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It’s a simple question: how many trees are there on Earth? The answer required 421,529 measurements from fifty countries on six continents. Now (more)

It’s a simple question: how many trees are there on Earth? The answer required 421,529 measurements from fifty countries on six continents. Now this new data has been combined to produce a stunning visualisation of our planet as you’ve never seen it before.

Find the full paper on mapping tree density here: http://www.nature.com/doifinder/10.1038/nature14967

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