1. Pollution of hydrosphere Denis Axenov-Gribanov

2. Natural sources of pollution of hydrosphere Microscopic minerals Organic substances Ulmificat acids

3. Anthropogenous sources of pollution of hydrosphere Physical Chemical Organic Biological Radioactive Thermal Mechanical Basic species of pollution

4. Anthropogenous sources of pollution of hydrosphere Industrial and communal waste products Petroleum and mineral oil Emissions of transport Waste products of agriculture Pesticides and mineral fertilizers, radioactive substances Basic polluting substances

5. Anthropogenous sources of pollution of hydrosphere Ferrous metallurgy Non-ferrous metallurgy Chemical industry Pulp and paper industry Light industry Basic sources of pollution of reservoirs

6. Protection and clearing of hydrosphere Prevention Complex methods Universality and territorial difference Alignment on specific conditions, sources and the reasons of pollution Control Important principles of protection of hydrosphere

7. Protection and clearing of hydrosphere Mechanical Physical and chemical Chemical Biological Basic methods of clearing

8. Consequences of pollution of hydrosphere Pollution ecosystem represents huge danger for all alive organisms Stability of ecosystem falls under the influence of polluting substances Polution reduces growth and fertility of aquatic organisms and leads to death

9. The End Thank You