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21 ноя 1967 г. - Air Quality Act

Описание:

-increased government control over air pollution

-regional system to combat air pollution - difficult to enforce

-followed by Clean Air Act in 1970 - federal standards to control pollution

Добавлено на ленту времени:

IB History: US domestic policy

ByRoella Smith
1 мая 2018

Дата:

21 ноя 1967 г.
Сейчас
~ 56 г назад
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