Air Pollution Essay 3
The atmosphere is a complex dynamic natural gaseous system that is essential to support life on planet Earth. Stratospheric ozone depletiondue to air pollution has long been recognized as a threat to human health as well as to the Earth's ecosystems.
Indoor air pollution and urban air quality are listed as two of the world's worst pollution problems in the 2008 Blacksmith Institute World's Worst Polluted Places report.
An air pollutant is known as a substance in the air that can cause harm to …show more content…
Persistent free radicals connected to airborne fine particles could cause cardiopulmonary disease.
Toxic metals, such as lead, cadmium and copper.
Chlorofluorocarbons (CFCs) - harmful to the ozone layer emitted from products currently banned from use.
Ammonia (NH3) - emitted from agricultural processes. Ammonia is a compound with the formula NH3. It is normally encountered as a gas with a characteristic pungent odor. Ammonia contributes significantly to the nutritional needs of terrestrial organisms by serving as a precursor to foodstuffs and fertilizers. Ammonia, either directly or indirectly, is also a building block for the synthesis of many pharmaceuticals. Although in wide use, ammonia is both caustic and hazardous.
Odors — such as from garbage, sewage, and industrial processes
Radioactive pollutants - produced by nuclear explosions, war