Selling trees, LA traffic tech, best performing city, diversity shifts, and the best USA map ever

It's another week of smaller items:Could somebody explain to me why the Forest Service can sell their dead trees and get them removed for free (or actually a profit), but Harris County has to pay taxpayer funds to do the same thing? Is it a volume issue? The type of trees involved? Has Harris County even explored a similar option? Maybe a private company would remove them for free and resell ...