Length 0:31Public interest
Counting down the world's most polluted cities
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Public interestEpisode 27Leaderboard0:31
Forest area, % of land area (sovereign states)
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Source: World Bank WDI (FAO forest data), 2023 · 2023 data, updated Jul 2026
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Crowded, wealthy Japan and South Korea are both over 64% forest, more than Brazil's 59%.
The data
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The numbers open when the clip reaches its answer, so they can't give it away.
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Source: World Bank WDI (FAO forest data), 2023. Covering 2023 data, updated Jul 2026.
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94.4 percent of one country's land is forest. Guess which one.
South Korea at 64.1 percent and Japan at 68.4 both make the list, two crowded industrial giants. The rest is mostly tropical: Finland reaches 73.7, Gabon 91.2, and Suriname tops the world at — 94.4 percent. Wealthy nations can keep their forests too.
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Public interest