The official definition of “desert” is land that gets less than 25 cm (10 inches) of rain per year, on average. Few trees can survive under those conditions, but there are always patches of desert that aren’t so desert-ish, either because there’s ground water or stream water in the soil, or because there’s more moisture at higher, colder elevations. So the lower-lying areas of the Mojave are pretty tree-less, except for stands of Yucca brevifolia, the Joshua tree—which is not exactly a typical tree:
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Do desert areas actually lack trees? It depends on the desert. I’ve spent a lot of time in the Mojave Desert and Great Basin Desert of the western United States, and a bit less time in the Sonora Desert of Baja California and the Colorado Plateau.
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The world needs to see this its that important and beautiful.
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