If you look at it ecologically, deforestation is high on the list of things which bring devastation. You cut down trees to build homes, for fuel, and you end up with no trees left, and you have to move on. If you take the earth as a whole, eventually there's nowhere to move on to.
A lot of people give in to those pressures and let others influence the process on their second albums because they want to achieve the success they had with their first again, but they don't know how to do it.