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Show Good Water becoming "Endangered Specie" a s section to ;i problem unique to the 20th century : chemical pollution of our waterways. Pesticides, oil. grease, air pollutants, and toxic substances buried in landfills are all either leaching into our water or being washed in by rain. "What is happening to our water?" concludes that we have conic a long long way from the "foul-smelling gutters"thal were the sewers and water-ways of ealrier centuries. But if we are to meet the goal of swimmable, fishable. drinkable, and bountiful water, the public must strongly support federal and local clean-up and conservation con-servation efforts. Single copies of the Mi-page pamphlet are available free from the National . Wildlife Federation. 1412 lfith Street. N.W.. Washington. D.C. 2(io:i(). Additional copies are I") cents. Water is a most pervasive necessity, covering 75 percent - of the earth's surface sur-face and constituting 80 to 90 percent of human blood. The average person consumes about Ifi. 000 gallons of water in a lifetime. In the lower 48 I'nited States. 4.2 trillion gallons of precipitation fall daily. And yet we face a shortage of sale, clean water, according ac-cording to a new publication from the National Wildlife Federation, the nation's largest conservation . education organization. "What is happening to our water'.'" gives a brief history of waterworks and pollution, tells of the effects of water poolution on (he he;ilth of humans and wildlife, and gives a concise- guide lo ledcral water-pollution laws and how lo use them to help plan lor clean water supplies. sup-plies. The pamphlet also devotes |