Air Pollution
 

 

Air pollution was originally considered as a problem mainly associated with domestic heating and industrial emissions, which are now controllable to a great extent. Despite significant improvements in fuel and engine technology, our environment is mostly dominated by traffic emissions.

Air Pollution

Summer smog

Environmental Pollution

Winter smog

 

Everyone pollutes the world all the time: in the bathroom, when you flush the toilet, take a shower, let the sink run, drive to work, water your plants, throw a catalog in the trash, print a recipe, and just about anything else you do.  Nothing has no effect, and it is not wrong to live your life.  The challenge is to modify our society as a whole so that we do less damage to the ecosystems of the world.

Major Pollutants:

Carbon Dioxide is the primary gas released by human activity (e.g., coal, oil, and gas usage). If inhaled in high concentrations, CO2 is toxic to the body and can result in a faster breathing rate and other health problems.  Fear not: the world will overheat from global warming far before CO2 in our atmosphere reaches this level. 

Carbon Monoxide is an gas without odor or color.  After breathing in CO, the molecule can enter the bloodstream where they block oxygen delivery to various organs. At lower levels, CO causes light headedness, headaches, and fatigue. Higher doses are fatal. CO is the biproduct of burning carbon-based fuels, including gasoline, oil, and wood. It is also produced from incomplete combustion of natural and synthetic products, such as cigarette smoke. It can build up in high concentrations in enclosed areas such as garages, poorly ventilated tunnels, and even along roadsides in heavy traffic.

Chlorofluorocarbons are a chemical biproduct of industry, refrigeration and air conditioning systems.. When they get into the atmosphere, CFCs travel to the stratosphere. Here, they react with other chemicals, causing the ozone layer to be depleted.  The ozone layer protects Earth from harmless ultraviolet rays.  By reducing our emissions and eliminating the production of ozone harming chemicals,Reducing CFC emissions and eliminating the production and use of ozone-destroying chemicals is very important to protecting the planets atmosphere.

Lead is a metal than can be poisonous.  Led can cause a range of health problems, especially in children and young adults. The presence of lead in the atmosphere causes damage to our nervous system and learning disabilities.  Lead is also harmful to plants and animals..  Although lead is no long present in gasoline, it still makes its way into the atmosphere from paint, batteries made from lead, and other manufacturing processes that use lead.

Nitrogen Oxide is a cause of smog and acid rain.  NO reacts with other molecules in the air to create a form of air pollution known as smog.  In addition to being unpleasant to the eye, in higher quantities smog can damage the human resparatory system, particularly in children.

Particulate Matter is created by solids suspended in the air in the form of smoke, vapors, dust, and other fine particles.  This is the main source of haze in the air.  Particules are usually caused by emissions from cars, trucks, and other vehicles that burn gas.  The creation of pesticides and fertilizer are often responsible for particular matter in the air.  By definition, particulate matter is matter less than ten microns in size.

Ozone is a molecule that consists of Oxygen.  While Ozone is a naturally occurring molecule that is helpful at high atmospheres, it is highly dangerous near the ground.  Ozone can kill plans and trees and harm visibility.  Cars and trucks are the leading cause of Ozone at lower levels of the atmosphere.  This is more of a problem in very hot weather.

Sulfur Dioxide, although odorless in lower quantities, can have a potent small in greater volume.  Sulfur Dioxide is formed when coal is burned.  The primary producers of Sulfer Dioxide are power plants and factories.  Sulfur Dioxide is one of the primary causes of smog and acid rain.

 

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