What action did congress take in response to concerns about the effects of mechanization and
industrialization on the environment?
congress set aside protected land.
congress increased industrial regulations.
congress limited agricultural production.

answer: what was the us involvement in ww1? although the u.s. tried to remain neutral when ww1 broke out, it finally joined on april 6, 1917 after declaring war on germany. the reason for america to become involved in ww1 was germany's unrestricted submarine warfare, which had already sunk several american merchant ships.

explanation:

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