Ecological Systems and Devices Annotation << Back Phenolic crisis of biosphere O.U. Kyznezov The analysis of phenol sanitary and chemical characteristics, an extent of this harmful substance in the water and air environment over the territory of the Russian Federation, and the seasonal changes of its concentration in river water was performed. It was noted that there is a necessity to create a phenolic system for biosphere ecological monitoring based on the established interrelation between the phenol content and specifics of its migrations in the water and air environment.