Genourbanology as the methodological basis of biological resources preservation

The methodological substantiation of genourbanology - new scientific direction (synthesis of population genetics and system ecology) is given. From positions of system approach ecological-genetic principles of preservation the main renewable resource of biosphere - biodiversity are formulated. The methodological substantiation allows to put a problem of genourbanology as knowledge of genetic parameters and laws of preservation stability and restoration the ecosystems of the anthropogenous and especially urbanized landscapes.