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Environmental gch08 UNITEDSTATES

Environmental gch08 UNITEDSTATES

What Are the Biggest Environmental Challenges Facing the.We can pick 1970 to conveniently mark the beginning of the modern environmental era in the United States. After all, that was the year that EPA was created, and with it significant federalization of environmental protection efforts that had until then been the province of individual states. And that same year saw the passage of the 1970.

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