River Ecosystems and Dam Impact Quiz

What are the three main purposes of a river?

• To provide drinking water, support fish, and generate electricity

• To carry water, transport materials, and support life

• To irrigate crops, support tourism, and generate hydropower

• To provide habitat for birds, support agriculture, and transport goods

How do dams primarily affect river ecosystems?

• By increasing water flow

• By improving water quality

• By enhancing fish populations

• By disrupting material transport

What is a major consequence of river system fragmentation?

• Enhanced river flow

• Increased fish population

• Improved water quality

• Disconnected fish populations

Why is the Coldwater river system important to the Grand Traverse Bay?

• It provides 30% of the bay's water

• It is a major tourist attraction

• It is the only source of fish for the bay

• It generates electricity for the bay

What was discovered about the hydropower facilities during engineering studies?

• They were not affecting the environment

• They were producing too much electricity

• They lacked adequate spillway capacity

• They had adequate spillway capacity

What is a key factor in ensuring dam safety?

• Enhancing fish habitats

• Reducing water flow

• Ensuring adequate spillway capacity

• Increasing the height of the dam

What is the potential risk if the dams fail during extreme weather?

• Improved water quality

• Increased fish population

• Enhanced river flow

• Flooding in Traverse City

What was the primary reason the dams stopped producing electricity?

• They were too old

• They lacked sufficient flow and height

• They were too expensive to maintain

• They were not needed anymore

What was the outcome of the meetings regarding the dams?

• New dams were to be constructed

• All dams were to remain unchanged

• Three dams were to be removed and one modified

• All dams were to be upgraded

What factors were considered in the decision to remove and modify the dams?

• Both environmental and social factors

• Only environmental factors

• Only social factors

• Only economic factors