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Biology

BIOL 390
ENVIRONMENTAL BIOLOGY

  1. Catalog Entry

Biology 390. Environmental Biology
Three hours lecture (3)

Prerequisite: 8 credits of Biology

This course examines the importance of biodiversity to the global environment. Students will gain an appreciation of the complexity of biotic communities associated with important ecosystems and will examine man's role in influencing these communities. Current controversies regarding species preservation will be explored through readings and discussion.

  1. Detailed Description of Content of Course

1. What is species diversity?

A. Mechanisms of Natural Selection
B. Adaptations
C. Diversity and Rarity
D. Endemism
E. Measuring Diversity

2. Sensitive Habitats

A. Tropical Rain Forests
B. Temperate Forests
C. Deserts
D. Grasslands
E. Tundra
F. Wetlands
G. Aquatic systems
H. Islands

3. Stability of Ecosystems

A. Relationship of Stability and Diversity
B. Species Interactions: Importance and examples
C. Effects of Habitat Fragmentation
D. Species Extinction: Causes and effects

4. Threats

A. Deforestation
B. Decertification
C. Human Population Growth
D. Pollution

1. Air

a. Ozone depletion
b. Global Climate Change
c. Acid Rain

2. Soil and water

a. Pesticides
b. Heavy Metals
c. Other

E. Species introductions
F. Other

5. Outlook

A. Existing Safeguards

1. Endangered Species Act
2. Other Legislation

B. What does the future hold
C. What can be done

1. Conservation
2. Restoration

  1. Detailed Description of Conduct of Course

Biology 390 is taught primarily as an inquiry, discussion course. Students will read, analyze and discuss a variety of source materials including text book assignments and journal articles. Students will write short essays and one larger research paper and will be required to present oral reports on their findings.

  1. Goal and Objectives of Course

Having successfully completed this course, students will be able to:

1. Understand and discuss the mechanisms which lead to species diversity, and its importance to the earth and to society.
2. Identify unique and threatened habitats throughout the world and understand the factors that have lead to the imperilment of these habitats.
3. Understand and discuss the major threats to our ecosystem.
4. Read and understand information on environmental issues and be able to make intelligent, informed judgements.
5. Participate as informed citizens in societal dialogues which concern the future of the biosphere.

  1. Assessment Measures

Grades will be based upon written and oral assignments, term papers, exams and class participation.

  1. Other Course Information

None

  1. Review and Approval

DATE ACTION REVIEWED BY
September 2001 Dr. Charles M. Neal, Chair