___________________ is a collection and storage of rain, rather than allowing it to run off.
A
Groundwater
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B
Rainwater harvesting
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C
Water pollution
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D
Water scarcity
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Solution
The correct option is B Rainwater harvesting Rainwater harvesting (RWH) is the collection and storage of rain, rather than allowing it to run off. Rainwater is collected from a roof-like surface and redirected to a tank. This either refilles the groundwater or it can be used later.