There is a growing trend of people using goats to clear land of brush and keep landscape from becoming overgrown. There are farmers who actually do this as a business… renting out their goats to people who need land cleared. It is more eco-friendly and in most cases costs the same, if not less, than having equipment brought in to do it. In fact Google uses rent-a-goats to clear weeds and maintain the grounds at their headquarters! Read about it here.