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Worksheet for Unit 4

Reading:

chapters 8 (section 8.6), 25 & 26

Vocabulary:

Chapter 8 Chapter 25 Chapter 26
community structure
diversity
succession
symbiosis
parasitism
mutualism
commensalism
stability
resilience
gross primary productivity
community respiration
net productivity

urbanization
urban sprawl
ecological footprint
multimodal transportation
land use planning
zoning
urban growth boundary

environmentally sustainable
GNP
GDP
environmental indicators
externalities
green taxes
life cycle management

 

Concepts:

List four characteristics of the structure of a community or ecosystem.

Describe possible outcomes from competition.

Differentiate between the three types of symbiosis.

Describe the process of succession. Resolve the question of how species set up conditions that lead to their own demise. What's in it for lichens?

Compare an immature ecosystem to a mature ecosystem.

Describe what causes urban growth.

Describe the changes in urbanization in the United States over the last 200 years.

How does urbanization relate to:

food production

microclimate

water resources

pollution

Why are transportation issues key to urban development? Be specific.

Discuss the pros and cons of mass transit. Use Portland as an example.

What are important factors in land use planning.

What are the four resources that are available to drive economies? Which of these are most difficult to track with dollar values.

Compare unsustainable to environmentally sustainable growth .

Give an example that illustrates how environmental indicators might steer the economy differently than purely economic indicators.

Describe the difference between internal and external costs.

Describe how the costs of pollution clean up and costs to society are calculated and how they would determine an optimum amount of clean up. Do you agree with this amount of clean up effort?

Describe several ways to solve pollution and resource problems . What are the advantages of regulation vs. green taxes?