Environmental

Homeowners in mountainous NC counties such as Buncombe (Asheville) and surrounding areas should be aware of elevated risk from:

ATsunami damage
BRadon gas due to uranium-bearing granite geology in the Appalachian Mountains✓ Correct
CSaltwater intrusion
DSea level rise

Explanation

Western NC's Appalachian Mountain counties have elevated radon levels due to uranium-bearing granite and other crystalline rock formations, making radon testing particularly important in this region.

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