For your Things That Used to Be Worse and Got Better files: Much of the Eastern U.S. was deforested in the 18th & 19th centuries. European settlers cut down every tree they could reach. Now forests have regrown and eased global warming ๐Ÿงช https://www.scientificamerican.com/article/successful-reforestation-is-keeping-the-eastern-u-s-cooler/

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