Many farming activities engage in the application of fertilizers, pesticides and insecticides for higher crop yield.
Water is also present in the atmosphere in solid form in the polar icecaps and as groundwater in aquifers (water-bearing rocks) deep underground. It is sometimes referred to as ‘the universal solvent’, readily dissolving a wide range of chemical substances.
It seems that almost every day there is another story about pollution of one form or another, in the food we eat, the water we drink and the air we breathe.
In many cases, they are stored in an environmentally safe way, but there are some that find their way into landfills and other less safe storage facilities.