Agricultural and biological

Agricultural pollution has caused many problems for human health. These chemicals make their way into groundwater can be discharged to water sources used for drinking. Blue baby syndrome, diseases that cause death in children is usually caused by drinking contaminated water. Production of pesticides from fields and cause difficulty breathing and other respiratory equipment.

Steel scrap nitrogen, and the release of ammonia in the water reduces the amount of oxygen, killing fish and other marine animals. Although agriculture is the best way to much food contamination, which is linked to the cause of environmental and health problems from which to develop.

In this case there is a shift to organic agriculture, with a more natural way to improve agriculture and livestock and avoids the use of hazardous chemicals. Use of alternative crops that require less steel as a medium in which they occur may also help reduce pollution from agriculture. But the demand for cheaper and the world population growing food to make changes in agricultural practices that are increasingly difficult.