Pollution of hydrosphere

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Pollution of hydrosphere

• Denis Axenov-Gribanov

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Natural sources of pollution of hydrosphere

• Microscopic minerals
• Organic substances
• Ulmificat acids

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Anthropogenous sources of pollution of
hydrosphere
Basic species of pollution

• Physical
• Chemical
• Organic
• Biological
• Radioactive
• Thermal
• Mechanical

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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

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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

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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

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Protection and clearing of hydrosphere
Basic methods of clearing

• Mechanical
• Physical and chemical
• Chemical
• Biological

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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

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The End

• Thank You