UW-Madison ENVIRST 260 - Ecological Controversies (3 pages)

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Ecological Controversies

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Ecological Controversies


This lecture note provides in an depth discussion of the snowmobiling controversy in Yellow Stone Park. It also discusses controversies surrounding hydroelectric power and the controversy surrounding the Chicago restoration project with emphasis on public opinion.

Lecture number:
Lecture Note
University of Wisconsin, Madison
Envirst 260 - Introductory Ecology

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ENVIR ST 260 1st Edition Lecture 20 Outline of Last Lecture I What Are Ecosystem Services II Specific Examples of Ecosystem Services III What is the Value of Ecosystem Services IV Ecosystem Valuation V Housekeeping Outline of Current Lecture I Snowmobiling in Yellow Stone Park II Hydroelectric Power III Restoration in Chicago and Public Opinion Current Lecture Snowmobiling in Yellow Stone Park Arguments from Video Environmentalists Strongest Arguments Noise Pollution Safety Weak Arguments Negative Economic Impact of Snowmobiles Snowmobilers Strongest Arguments Economic income during winter Weak Arguments Best way to enjoy the park Ecological Impacts of Snowmobiling Alter wildlife movement These notes represent a detailed interpretation of the professor s lecture GradeBuddy is best used as a supplement to your own notes not as a substitute Some herds will go down trails There s some thoughts that the wolf population is interacting with prey differently because they re all moving along the same pathway Damage vegetation Increase erosion Areas that have been packed down melt differently so along some of these trails there are greater erosion problems Air and water pollution Snowmobiling on open water involves a daring or in some cases intoxicated snowmobiler with a powerful machine who attempts to either make it across open water or to take a round trip on open water without submerging the snowmobile Specific to report If we have drunk people sinking their snowmobiles you get gas and pollutants in the water Clicker Question How do the impacts of visitation in winter of Yellowstone NP compare to visitation in summer There s more activities in summer so the potential for negative impacts in the summer are greater Yellowstone tops Three Million Visitors For third Straight Summer NPS 2011 Stats There are SO many cars in the summer Snowmobiles are high in pollution but 3 million cars will also pump out pollution 3 000 000 visitors create a lot of trash that doesn t get

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