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1 gen 1987 anni - Clean Water Act amended to allow tribes to act as administrators of federally-funded water quality management programs

Descrizione:

Same privilege extended to Clean Air programs in 1990.

Aggiunto al nastro di tempo:

Native American History

ByAvalon Hinchman

1 mesi fa

0

0

126

Data:

1 gen 1987 anni

Adesso

~ 38 years ago

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