The basic relations and balance of the environmental economics are described, as well as the implications following from the fundamental laws of thermodynamics. The first one is the famous law on the conversion of matter and the second one is popularly known as the entropy law. From viewpoint of the next development of global society the importance of the laws is increasing. They show that reduction of overall volume of waste and emissions is the most straightforward and best way to the environment protection and to the sustainable development.