Clean Water Act (1 ene 1972 año – 31 dic 1972 año)
Descripción:
The clean water act was enacted in 1972 to prevent flooding and contamination, to regulate the dumping of sewage, and to conserve wetlands and the other freshwater sources were use. This is significant as our nation's water has become significantly cleaner since, and we are on track to keep that level of cleanliness.Añadido al timeline:
fecha:
1 ene 1972 año
31 dic 1972 año
~ 12 months