Comprehensionhard · Past Paper
Passage: Small-scale 'run-of-river' projects are often more environmentally friendly than large dams that create massive reservoirs. Q95. Why are run-of-river projects considered better for the environment?
AThey produce more power
BThey do not require massive reservoirs
CThey are much cheaper
DThey don't use any water
✓ Correct Answer: B — They do not require massive reservoirs
The passage implies large dams (with reservoirs) have more impact, making run-of-river (without reservoirs) more 'friendly'.
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