Скачать или смотреть Water Pollution Control Creates Jobs 1951 Pennsylvania Sanitary Water Board

This is clipped from the film, Waters of the Commonwealth, was prepared by the Pennsylvania Sanitary Water Board in 1951 to carry the story of water pollution control directly to the general public. The film was done during the term of Pennsylvania Governor James Duff who initiated programs to clean up polluted streams, including the highly industrialized Schuylkill River near Philadelphia, which became a model for other polluted rivers around the country. He also tightened anti-pollution laws for mining companies, despite their strong opposition from mining special interests. As Pennsylvania's population increased and its industry developed in latter nineteenth and early twentieth centuries, pollution of the state's waters increased. In 1905 the first water pollution control legislation, the