The table also shows a percentage number associated with each crop. This number indicates what percentage of the total pesticide used, is use on that particular crop. For pictures of various weeds that pesticides are used on, visit the site weed images . In ground water, surface water, and the atmosphere. Each of these places is described in more detail below.
Ground water is the water below the surface within the earth that supplies wells and springs.
Fifty percent of people in the United States and 95 percent of the rural population rely on this ground water for drinking water. Therefore, contamination of ground water is a national issue. For more information, click on Pesticides in Ground Water . Surface water is the water that lies directly on the earth's surface, such as streams and lakes. It provides 50 percent of the drinking water for the population, particularly in the urban areas.