Most of these problems are caused by urban runoff, sewage water and untreated water from waste water treatment plants. (treehugger.com)
The concentration of towns increases the demand for water and also generates a high volume of waste water from both humans and animals. (sciencedaily.com)
Good recipe but instead of wasting the water for boiling just microwave them for a couple of minutes and then roast or saute. (paleogrubs.com)