Do Now 8.31.09
• Open your notebook to the warm up
section and write today’s date.
• In your opinion, what are the 3 MAJOR
environmental problems today?
• Defend your answer
Today’s Objectives
• Distinguish between renewable and
nonrenewable resources
• Classify environmental problems into three
major categories
Main Environmental Problems
1. Resource depletion
1. Renewable
2. Nonrenewable
2. Pollution
1.
2.
3.
4.
5.
Air
Water
Soil
Biodegradable pollution
Nondegradable pollutants
3. Loss of biodiversity
Section Review
• Explain how hunter-gatherers affected the
•
•
•
environment in which they lived
Describe the major environmental effects of the
agricultural revolution and the Industrial
Revolution
How did the Industrial Revolution affect human
population growth?
Fossil Fuels are said to be nonrenewable
resources, yet they are produced by the Earth
over millions of years. By what time frame are
they considered nonrenewable?
The Environment and Society
• Describe the “Tragedy of the Commons”
• Explain the law of supply and demand
• List three differences between developing
and developed countries
• Explain what sustainability is, and describe
why it is a goal of environmental science
Tragedy of the Commons
• How does a society use common
resources?
• 1968 Garrett Hardin
• Short-term interests of individuals and
long-term welfare of society
• The Commons
• Who will be responsible?
Commons vs. Natural Resources
• How does the story of the Tragedy of the
Commons relate to our Natural Resources?
• How does it impact people in the shortterm?
• Long terms?
Economics and The Environment
• Supply and Demand: oil prices and
production
• What are our options?
• Cost and Benefits
• Risk Assessment: perceived risk
Developed vs. Undeveloped
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•
1.
2.
3.
4.
•
Unequal distribution of wealth and resources
Developed
Higher incomes,
slower population growth,
diverse industrial economics,
stronger social support systems
US, Canada, Japan, Western Europe
Undeveloped
1.
2.
3.
•
Lower average income
Simple and agriculture-based economy
Rapid population growth
Haiti, many African countries
• Middle income countries: Mexico, Brazil,
Malaysia