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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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George Perkins Marsh: Considered to be America's first environmentalist (15 mar 1801 año – 23 jul 1882 año)
Añadido al timeline:
Environmental Science timeline
By
Megan
14 sep 2017
0
0
828
fecha:
15 mar 1801 año
23 jul 1882 año
~ 81 years
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