1 online resource (streaming video file) (29 min. 18 sec.) ; 177276934 bytes
Summary
Human Usage of Water - A look at weather and the water cycle leads into the subject of water and civilisation. The question of where we obtain our water leads into a description of sources, especially ground water, on which so much of Australia relies. How is supply water treated? How is waste water treated? We finish with some jamor water issues, such as salinity.Waterworks is a series of four thirty-minute programs examining the role and nature of water in four important areas: biology and oceanography; chemistry of water; pressure density and Archimedes Principle; and human usage of water
