Beginning of Essay
is somewhat of an umbrella topic. A pesticide is classified according to what its job is to control. There are four main types, or classes, of . They are herbicides, fungicides, rodenticides, and insecticides. Herbicides are used to prevent the growth of, or t ....

Middle of Essay
.... and ant traps. are dangerous to our environment, but in most cases they help more than they hurt. For example, it is estimated that the food supply would reduce by forty to fifty percent without the use of on our crops. The FDA, EPA, and the Department of Agriculture try to ensure that the use of is necessary to the extent in which they actually are used by performing studies and proposing bills and laws to Congress. There is no dispute that are harmful. The purpose of is to kill certain fungi, plants, and even animals, so it seems only natural that they would have some effect on humans as well. An example of how these societies have help ....