Air Quality In L.AAir Quality In L.AAir Quality In L.AAir Quality In L.A

By By

Madelene GeledzhyanMadelene Geledzhyan

And And

Jestynn Joy ConcepcionJestynn Joy Concepcion

Period 4Period 4

6/12/066/12/06

By By

Madelene GeledzhyanMadelene Geledzhyan

And And

Jestynn Joy ConcepcionJestynn Joy Concepcion

Period 4Period 4

6/12/066/12/06

OutlineOutline

Major Air Pollutants and their Sources

Major Air Pollutants and their Sources

• Carbon monoxide- a gas that comes from burning fossil fuelsCarbon monoxide- a gas that comes from burning fossil fuels

-Cars-Cars

-Furnaces -Furnaces

-Heaters-Heaters

• Carbon monoxide- a gas that comes from burning fossil fuelsCarbon monoxide- a gas that comes from burning fossil fuels

-Cars-Cars

-Furnaces -Furnaces

-Heaters-Heaters

• Nitrogen dioxide-Reddish brown gas that comes Nitrogen dioxide-Reddish brown gas that comes from the burning of fossil fuels.from the burning of fossil fuels.

- Cars- Cars

-Power Plants-Power Plants

• Particulate Matter- Solid or liquid matter that’s Particulate Matter- Solid or liquid matter that’s suspended into the airsuspended into the air

-road dust -burned fuel-road dust -burned fuel

-construction-construction -automobiles-automobiles

-sea spray -powerplants-sea spray -powerplants

…Continued...…Continued...•Sulfur dioxide-Sulfur dioxide- corrosive gas that cannot be seen or corrosive gas that cannot be seen or smelled at low levels but can have a “rotten egg” smell at smelled at low levels but can have a “rotten egg” smell at high levelshigh levels

-burning coal and oil-burning coal and oil

-power plants-power plants

•Lead –Lead – blue-green metal that is very toxic and is found in a blue-green metal that is very toxic and is found in a number of forms and locationsnumber of forms and locations -when unleaded gasoline is not used-when unleaded gasoline is not used

-power plants-power plants-old house paint-old house paint-old water pipes-old water pipes

-toxic air pollutants-toxic air pollutants –a large number of chemicals that are –a large number of chemicals that are known or suspected to cause cancerknown or suspected to cause cancer

-fossil fuels-fossil fuels

--asbestos asbestos andand formaldehyde formaldehyde

…continued……continued…•Stratospheric ozone depleters-Stratospheric ozone depleters- chemicals that chemicals that destroy the ozone in the stratosphere destroy the ozone in the stratosphere

-CFC’s-CFC’s

-air conditioners-air conditioners

-refrigerators-refrigerators

• Greenhouse gases- Greenhouse gases- gases that warm the planetgases that warm the planet

-fossil fuels-fossil fuels

-power plants-power plants

-houses -houses

-industries-industries

Health EffectsHealth Effects

• Frequent asthma attacks• Breathing difficulties• Premature death• Birth defects• Hard for body to receive oxygen• Tired and dizziness• Increase in heart attacks and stokes• Lead can loser IQ • Lead causes kidney failures• Cancer• Over exposure to UV rays• Respiratory disease

• Frequent asthma attacks• Breathing difficulties• Premature death• Birth defects• Hard for body to receive oxygen• Tired and dizziness• Increase in heart attacks and stokes• Lead can loser IQ • Lead causes kidney failures• Cancer• Over exposure to UV rays• Respiratory disease

How big of a threat is air How big of a threat is air pollution to us?pollution to us?

How big of a threat is air How big of a threat is air pollution to us?pollution to us?

• Causes 1,600 deaths per yearCauses 1,600 deaths per year• 45% of the year is highly polluted45% of the year is highly polluted• When air is polluted, you can only see 8 kilometers in When air is polluted, you can only see 8 kilometers in

front of your facefront of your face• Industries are a big cause of pollution, not just cars.Industries are a big cause of pollution, not just cars.• Pollution leads to many respiratory diseases and Pollution leads to many respiratory diseases and

cancerscancers• The harmful toxic material in the air thins the ozone The harmful toxic material in the air thins the ozone

layerlayer• A thinner ozone layer means that more harmful sunlight A thinner ozone layer means that more harmful sunlight

reaches people and causes skin cancer, etcreaches people and causes skin cancer, etc

• Causes 1,600 deaths per yearCauses 1,600 deaths per year• 45% of the year is highly polluted45% of the year is highly polluted• When air is polluted, you can only see 8 kilometers in When air is polluted, you can only see 8 kilometers in

front of your facefront of your face• Industries are a big cause of pollution, not just cars.Industries are a big cause of pollution, not just cars.• Pollution leads to many respiratory diseases and Pollution leads to many respiratory diseases and

cancerscancers• The harmful toxic material in the air thins the ozone The harmful toxic material in the air thins the ozone

layerlayer• A thinner ozone layer means that more harmful sunlight A thinner ozone layer means that more harmful sunlight

reaches people and causes skin cancer, etcreaches people and causes skin cancer, etc

Clean Air ActClean Air Act

• The act tried to reduce air pollution by eliminating The act tried to reduce air pollution by eliminating sources like power plants and steel millssources like power plants and steel mills

• Act identified air pollution as a national problem and Act identified air pollution as a national problem and announced that research is needed to reduce this announced that research is needed to reduce this hazard hazard

• In 1963 air pollution standards were set for stationary In 1963 air pollution standards were set for stationary sourcessources

• Later standards were set for automobileLater standards were set for automobile• These amendments reduced air pollution in the united These amendments reduced air pollution in the united

states by great amountsstates by great amounts

• The act tried to reduce air pollution by eliminating The act tried to reduce air pollution by eliminating sources like power plants and steel millssources like power plants and steel mills

• Act identified air pollution as a national problem and Act identified air pollution as a national problem and announced that research is needed to reduce this announced that research is needed to reduce this hazard hazard

• In 1963 air pollution standards were set for stationary In 1963 air pollution standards were set for stationary sourcessources

• Later standards were set for automobileLater standards were set for automobile• These amendments reduced air pollution in the united These amendments reduced air pollution in the united

states by great amountsstates by great amounts

SummarySummary• Clean Air Act Amendment is against air Clean Air Act Amendment is against air

pollution. pollution. • EPA sets standards to emits pollution from EPA sets standards to emits pollution from

different sources.different sources.• US develop alternative source of energy by US develop alternative source of energy by

using electricity.using electricity.• 150 nation in UN committee signed treaty 150 nation in UN committee signed treaty

on Global Warming. on Global Warming. • US abandoned treaty because it counters US abandoned treaty because it counters

US interest and was brought back 2005.US interest and was brought back 2005.

• Clean Air Act Amendment is against air Clean Air Act Amendment is against air pollution. pollution.

• EPA sets standards to emits pollution from EPA sets standards to emits pollution from different sources.different sources.

• US develop alternative source of energy by US develop alternative source of energy by using electricity.using electricity.

• 150 nation in UN committee signed treaty 150 nation in UN committee signed treaty on Global Warming. on Global Warming.

• US abandoned treaty because it counters US abandoned treaty because it counters US interest and was brought back 2005.US interest and was brought back 2005.

ReferencesReferences

•© http://www.infoplease.com© http://www.infoplease.com•© http://www.monolithic.com© http://www.monolithic.com•© http://www.naturaire.com© http://www.naturaire.com•© David Bender and Bruno Leone (1996) © David Bender and Bruno Leone (1996) The Environment: Opposing Viewpoints The Environment: Opposing Viewpoints•© Fredrick W. Lipfert (1994) Air pollution and © Fredrick W. Lipfert (1994) Air pollution and Community HealthCommunity Health

•© http://www.infoplease.com© http://www.infoplease.com•© http://www.monolithic.com© http://www.monolithic.com•© http://www.naturaire.com© http://www.naturaire.com•© David Bender and Bruno Leone (1996) © David Bender and Bruno Leone (1996) The Environment: Opposing Viewpoints The Environment: Opposing Viewpoints•© Fredrick W. Lipfert (1994) Air pollution and © Fredrick W. Lipfert (1994) Air pollution and Community HealthCommunity Health