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Negative Impacts of Dam Construction

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Questions and Answers

What is the primary advantage of small dams compared to large dams?

Small dams have a longer lifespan
Small dams are cheaper to build
Small dams produce electricity at a more constant rate (correct)
Small dams are better for water sports and leisure activities

How do large dams impact river animals?

Large dams help river animals migrate more easily
Large dams provide a better habitat for river animals
Large dams lead to increased biodiversity in the river
Large dams displace and harm river animals (correct)

What is a major disadvantage of constructing large dams?

Large dams are cost-effective in the long run
Large dams are environmentally friendly
Large dams have a minimal impact on ecosystems
Large dams can displace communities (correct)

How do check dams differ from large dams in terms of water storage?

Check dams impound water for shorter periods than large dams (C) Signup and view all the answers

Which statement best describes the impact of large dams on local communities?

Large dams often displace and negatively affect local communities (C) Signup and view all the answers

What is a notable environmental concern associated with large dams?

Large dams can alter river ecosystems and disrupt wildlife (A) Signup and view all the answers

In terms of electricity generation, why are small dams considered advantageous over large dams?

Small dams can produce electricity more consistently compared to large dams (B) Signup and view all the answers

What is a significant risk posed by large dam construction?

Large dam construction may lead to flooding downstream (A) Signup and view all the answers

What is a potential negative social impact of large dam projects?

Large dam projects may result in the forced displacement of local communities (D) Signup and view all the answers

How do small dams contribute to sustainable energy practices compared to large dams?

Small dams can provide localized sustainable energy solutions without the massive impacts of large dam projects (C) Signup and view all the answers

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