Transcript 15 - What Causes Air Pollution? Section 12.1

Air, Noise, and Light
Pollution
Section 12.2
Objectives:
1. Describe 3 possible short-term
effects and long-term effects of air
pollution on human health.
2. Explain what causes indoor air
pollution and how it can be
prevented.
3. Describe 3 human health problems
caused by air pollution.
Short-term Effects of Air
Pollution on Health
1. Headache
2. Nausea
3. Eye, nose, and throat irritation
4. Chest tightness
5. Coughing
6. Upper respiratory infections
(bronchitis, pneumonia)
7. Worsened symptoms for people with
asthma and emphysema
Long-term Health Effects of Air
Pollution
• Emphysema
• Lung cancer
• Heart disease
• Damaged lungs
• Worsened medical conditions in the
elderly
Assignment: Indoor Air
Pollution
• Make 2 columns on your paper.
• Write down all the possible sources
of indoor air pollution that you can
think of:
– At home?
– At school?
– At work?
• Add any that are named that you do
not have on your list.
Indoor Air Pollution
• Sometimes indoor air is worse than
the air outside.
• Chemicals are released by carpet,
paint, building materials, and
furniture.
• Sick-building syndrome: a set of
symptoms such as headache, fatigue,
eye irritation, and dizziness, that may
affect workers in modern, airtight
office buildings; believed to be caused
by indoor pollutants
Indoor Air Pollution (cont.)
• Radon gas
– Colorless, odorless, and tasteless
– Radioactive
– Produced in the earth’s crust by decaying
uranium
– Seeps into buildings and sticks to dust
particles
• Asbestos: minerals that form long,
thin fibers that are strong and heatresistant
– Fibers can be inhaled and lodge in lungs.
Continue Assignment: Indoor
Air Pollution
• List some ways to prevent or reduce
the effects of such pollution.
Internet Assignment
• Research five respiratory diseases
that are caused by or aggravated by
air pollution.
• Find the following information about
each disease:
– Name of disease
– Symptoms
– Treatment
– Age groups most likely affected
– Relationship b/t disease and air
pollutants
Respiratory Diseases
Relationship
Name
Symptoms Treatment Age
of
Groups to Air
Pollutants
Disease
Most
Affected
KNOW for the TEST!
• Section Review (p.313): 1, 2, 6