Environmental

In Hawaii, what is 'impervious surface' and why is it relevant to environmental regulations?

AA. Rock formations that cannot be penetrated by water; irrelevant to regulations
BB. Paved or built surfaces that prevent water from infiltrating the ground, increasing stormwater runoff and affecting water quality✓ Correct
CC. Agricultural land protected from development
DD. A type of environmentally resistant building material

Explanation

Impervious surfaces (roads, parking lots, roofs) prevent rainwater from infiltrating the ground, increasing stormwater runoff that can carry pollutants into streams and coastal waters. Many Hawaii counties regulate impervious surface coverage.

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