They agreed to the terms fo the environmental easement as part of buying that property. If they did not want to abide by those terms, they could have bought property elsewhere without those conditions. Property rights are subject to local modifications; they are not universal or absolute.
Overall, however, you sound like a professional victim, so please don’t forget to take your meds to bear the bitter pain of existing in a world with people who don’t share your whackadoodle views.