// todo need optimize like in event.jsp. Add indexing or not indexing this page. The Clean Water Act (CWA) is the primary federal law in the United States governing water pollution. Its objective is to restore and maintain the chemical, physical, and biological integrity of the nation's waters by preventing point and nonpoint pollution sources, providing assistance to publicly owned treatment works for the improvement of wastewater treatment, and maintaining the integrity of wetlands. It is one of the United States' first and most influential modern environmental laws. As with many othe (10 h 51 m, 6 maio 1977 ano – 11 h 14 m, 16 ago 1977 ano) (Linha do tempo)
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The Clean Water Act (CWA) is the primary federal law in the United States governing water pollution. Its objective is to restore and maintain the chemical, physical, and biological integrity of the nation's waters by preventing point and nonpoint pollution sources, providing assistance to publicly owned treatment works for the improvement of wastewater treatment, and maintaining the integrity of wetlands. It is one of the United States' first and most influential modern environmental laws. As with many othe (10 h 51 m, 6 maio 1977 ano – 11 h 14 m, 16 ago 1977 ano)

Adicionado na linha do tempo:

Environment laws

ByDeacon Kopp
9 nov 2017

Data:

10 h 51 m, 6 maio 1977 ano
11 h 14 m, 16 ago 1977 ano
~ 3 months and 12 days
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