Facts About Water Pollution

Safe water and sanitation are not accessible to 20 percent and 50 percent of the world’s population respectively. The WHO or World Health Organization has set some suggestions on how to control the water pollution and maintain the balance in ecological environment.

How Does Soil Pollution Affect Humans

Soil pollution is the result of excessive usage chemicals like fertilizers and pesticides as well as soil erosion. Apart from these, there is many a soil pollutant like toxic compounds, radioactive material and salts. Hydrocarbons, heavy metals (cadmium, lead, chromium, copper, zinc, mercury, and arsenic), herbicides, oils, tars, PCBs, and dioxins cause soil pollution.Before 1970 there was little knowledge about soil pollution.