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Mormon Pioneers named the Joshua tree
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Explorers, cattlemen, and miners came to the park
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Homesteaders came seeking free land
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Joshua Tree Was Declared a National Monument
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Removal of Nonnative species
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Wilderness Designation
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Designated a Biosphere Reserve
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Joshua Tree became a National Park
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Joshua Tree inspired a song by The Eagles.
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53 Days where the air was considered Unhealthful