How much of Earth's land has been forest, across history. Drag the years. Data-backed (FAO & Our World in Data).
~8000 BCEtoday
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Sources: FAO Forest Resources Assessment 2020 · Our World in Data · NASA greening studies (Zhu et al. 2016, Chen et al. 2019). Pre-1990 figures are modeled estimates; 1990+ are measured.