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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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Environmental Movement (1 jan 1960 ano – 1 jan 1970 ano)

Descrição:

In the United States today, the organized environmental movement is represented by a wide ... The modern Environmental movement, which began in the 1960s with concern about air and water pollution.

Adicionado na linha do tempo:

6 nov 2019
0
0
300

Data:

1 jan 1960 ano
1 jan 1970 ano
~ 10 years