Landmasses occupy approximately 29 percent of the Earth's surface.
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Continents cover about 29% of the Earth's surface area. The rest of the surface is predominantly ocean.
About one third of the land surface of the earth is desert.
Approximately 71% of Earth's surface is covered by water, with the remaining 29% being land.
Approximately 29% of Earth's surface is covered by landmasses. The rest, about 71%, is covered by water.
Earth's surface is mainly covered by water, with approximately 71% of the planet's surface covered by oceans. Landmasses, including continents and islands, make up the remaining 29% of Earth's surface.