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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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1 mar 1872 año - Yellowstone was created to preserve the area.
Añadido al timeline:
Environmental Science timeline
By
Megan
14 sep 2017
0
0
826
fecha:
1 mar 1872 año
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~ 153 years ago
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