The Deer Creek slide on Deer Creek of the North fork of the Stilly is a lindslide that was caused by logging on fragile soils.

It has all but decimated the Deer Creek run of steelhead. cry

The damage done by logging is huge, as this is but one example, and many are not nearly as clearly caused.
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Give a man a fish, and you'll feed him for a day; give him a religion, and he'll starve to death while praying for a fish.