The Clean Water Act ( Cwa )

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In 1972 the Clean Water Act (CWA) was passed, and it established the infrastructure for waste-water management in the U.S. The CWA’s main objective is to ‘recover and preserve the physical, biological, and chemical purity of water. The CWA formed a program that would ensure communities had clean water by limiting the exposure of contaminants in U.S. waterways. Waste-water treatment is essential to the world because it gives people ability to use streams and rivers for swimming, fishing and drinking water. In the early part of the 20th century, pollution in the U.S. urban waterways caused negative side effects like fish kills, low dissolved oxygen, bacterial contamination, and algal blooms. Early attempts of controlling water pollution kept human waste from contaminating water supplies or reduced floating junk that hindered shipping. Problems with Pollution and control were mainly local concerns. Industrial and population growth have increased the requirement for natural resources, changing the situation drastically. Advancements in decreasing pollution can hardly keep in front of the increase in population, development of technology, adjustments in industrial processes, business breakthroughs, increased land use, and several other factors. The growth in both the variety and quantity of goods manufactured has greatly altered the size and complexity of waste produced by industries and it challenges standard treatment technology. The use of pesticides and commercial

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