Air Pollution
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Examples of primary air pollutants are carbon monoxide,smoke,and
Volcanic ash
The contamination of the atmosphere introduction of pollutants human and natural resources is
Air pollution
Explain how secondary pollutants are formed
They are formed when primary pollutants react with other primary pollutants or with naturally occurring substances
List two examples of secondary pollutants
Ozone and smog
What is one reason that ozone near the earth’s surface is dangerous
It absorbs harmful radiation that could damage your lungs
How is smog formed
Smog forms when ozone and vehicle exhaust react with sunlight
What is one way local geography plays a part in smog formation in Los Angeles
The mountains around LA trap pollutants
How much of the human caused air pollution in the United States is caused by cars
20%
List two sources of industrial air pollution
Burning of fossil fuels, and industrial chemicals
What are two ways to reduce indoor air pollution
Ventalation and to limit the use of chemical solvents and cleaners
Acid precipitation contains rain, sleet, or snow with a high concentration of acids that come from
Air pollution
When Sulfur dioxide and nitrogen oxide combine with water in the atmosphere they form
Sulfuric acid and nitric acid
When acid precipitation causes the acidity of soil to increase is called
Acidification
Where are three of the forest areas in the world that are affected by acid precipitation located
They’re located in Eastern Europe, the US, and Canada
A rapid change in the acidity of a body of water is called
Acid shock
How long do CFC molecules remain active in the stratosphere
60 to 120 years
What is the main problem caused by the ozone hole
It allows more UV radiation to reach earth’s surface
What is one reason the ozone hole is dangerous to humans
UV radiation can cause skin cancer
What are three effects of air pollution on human health
Lung cancer, coughing, and headaches
In the United States the law that gives the Environmental Protection Agency authority to control the amount of air pollution is the
Clean air act
What are two methods industries use to reduce air pollution
They use scrubbers and the allowance trading system
What are two ways car manufacturers are using to reduce air pollution
Making cars that run on other fuels, and using standard catalytic converters
What are two ways people can reduce air pollution from vehicles
Cleaner fuels and carpooling