“Trespassing laws bother me. The idea that I can't trespass on private land but private landowners can trespass into my space, by dirtying my air and contaminating my water, has always left me doubting the validity of such restrictions.” Air PollutionTrespassingWater Pollution Book:Bicycling with Butterflies: My 10,201-Mile Journey Following the Monarch Migration Source: Bicycling with Butterflies: My 10,201-Mile Journey Following the Monarch Migration