Water can be found everywhere in the world. But in some places water is __21__ to get. What happens when a town has such a problem? A small town in America found a way out.It is a very dry place and there is little rain there. The town had no water of its own. The people there got water from a river 300 miles away. As __22__ people came to live in the town, more water __23__, and things went from bad to worse. Now water had to be brought in from 600 miles away.All these cost a great deal of money.In most places, water is used and then thrown away. But scientists in the town tried to find a way to __24__ the dirty water. Then the water could be used again in many ways. In the past few years five man-made lakes have been dug. Here people can swim, fish and go boating. Famers have more water for their __25__. Several new factories have been put up. Now the people have enough water. The town has saved its water and also saved itself.