Pollution of hydrosphere by zie20290

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									Pollution of hydrosphere


   Denis Axenov-Gribanov
Natural sources of pollution of hydrosphere

 Microscopic minerals
 Organic substances
 Ulmificat acids
Anthropogenous sources of pollution of
hydrosphere
                      Basic species of pollution
 Physical
 Chemical
 Organic
 Biological
 Radioactive
 Thermal
 Mechanical
Anthropogenous sources of pollution of
hydrosphere
                           Basic polluting substances
 Industrial and communal waste products
 Petroleum and mineral oil
 Emissions of transport
 Waste products of agriculture
 Pesticides and mineral fertilizers, radioactive
  substances
Anthropogenous sources of pollution of
hydrosphere
              Basic sources of pollution of reservoirs
 Ferrous metallurgy
 Non-ferrous metallurgy
 Chemical industry
 Pulp and paper industry
 Light industry
Protection and clearing of hydrosphere

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

                          Basic methods of clearing
 Mechanical
 Physical and chemical
 Chemical
 Biological
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
  The End



Thank You

								
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