Unfortunately, the deciding factor is typically the cost between doing a thing, or doing another. Is it cheaper to cut down the trees, and maybe plant new saplings, than to pay the price of a re-route, or a lawsuit? But I think a society decides its priority. There may be a regulation that protects landmark size trees, but does it protect a clump of smaller girth trees that combined provide as broad and beautiful a canopy? Is there a regulation that considers that a sapling cannot be a good ...