This page has been accessed times since 17th February 1996. Acid Rain Precipitation which has a pH value of less than 5.6, and is therefore acidic in nature. It is responsible for raising the acidity of soil and water in many parts of Europe.
Acid rain is the reason why some forests are being destoryed.
The main causes of acid rain are sulphur dioxide nitrogen oxides hydrogen chloride halons chlorinated solvents Aerobic Composting The natural breaking down of organic waste into compost. In addition to global warming , ozone depletion and acid rain , other form of air pollution can affect human health and the natural environment. Anaerobic digestion A resource recovery process which digests kitchen waste and other organic waste into compost and a biogas. Anoxic Lack of life sustaining oxygen. Emissions are subject to EC and national guidelines set to ensure the minimum pollution to the environment.