Prof' Felix Stolberg subregion 22 BLACK SEA

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Prof. Felix Stolbergsub-region 22 BLACK SEA
Global International Waters Assessment (GIWA)
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(No Transcript)
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EUTROPHICATION

• REASONS
•        Excess of nutrient ( phosphorus
  and nitrogen ) in an water body
•        Regulation of sea basin rivers water flow
•        Extraction of overabundant water amount
  from sea watershed water bodies

•    RESULTS
•        Worsen of population health in summer
•        Coastal zone area economic stagnation
•        Unrealized recreational potential of sea
•        Fishery loss

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EUTROPHICATION STATE
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OUR CHOICE?
REHABILITATION
Oligo
Mezo
Eutro
Poly
Hyper
DEGRADATION
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IMMEDIATE CAUSE
Nitrogen 1000 thousand tons per year
Phosphorous 100 thousand tons per year
What to do? TO REDUCE by 2 3 TIMES
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HOW MUCH ?
Damage 100- 300 mln USD per year per country
Costs of first order measures 2-3 billion USD
for Black Sea (for coastal zones)
Period of payback 4-5 years
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BLACK SEA ITS RIVERS
   
De-eutrophication way Nutrient
pollution Self-purification ability
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LOW COST TECHNOLOGIES
Ukraine
France
Germany
Germany
SPAIN
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PROPOSALPILOT UNITforLOW COST TECHNOLOGY

• www.giwa.net/areas/area22.html
• stolberg_at_kharkov.ua