A lecture onAwareness aboutOil SPILLbyRajeeva RanjanEx-Coast GuardWebsite: www.virajcse.comVirajCSEViraj Clean Sea Enterpr...
CausesofSpillsFigure 4: Incidence of Spills < 7 Tonnes by Cause,1974-2002Figure 5: Incidence of Spills 7-700 Tonnes by Cau...
SpillsDataFigure 2: Quantities of Oil SpiltFigure 1: Numbers of Spills over 700 tonnes
TypeofOils
FateofMarineOilSpill
Fate of Marine Oil Spill inMarine environment1. Spreading2. Evaporation3. Dispersion4. Emulsification5. Dissolution5. Diss...
AssessmentoftheDriftofaSlickV oil = v current + V wind X QIn which:V oil = velocity of the oilV current = velocity of seaw...
Effects of Oil Spill on Marine &Coastal Resources• Environmental Impacts1. Recovery Potential2. Habitats and Species atRis...
Situation Evaluation andResponse Options1. Identification of sources & incident details2. Prevention or reduction of furth...
Oil Spill Cleanup Techniques• Response at Sea1. Booms and skimmers2. In-situ Burning3. Dispersants/Chemicals• Protecting s...
Oil Spill Cleanup Techniques1. Chemicals Dispersant2. Containment and Recovery3. Shoreline Cleanup4. Alternative Technique...
1. Chemical Dispersantsc. Shoreline applicationa. Vessel spraying b. Aerial spraying
Containment and Recovery
Shoreline Cleanupb. Oila. Strategy
c. Sand beachesf. Organisatione. Sorbent materials & Bioremediationd. Rocky Shores
Alternative Techniques forSpill Responseb. Optimum conditions1. In-Situ Burning a. Ignitionc. Smoke and d. Residue
2. Bioremediation a. Bioremediationb. Bioaugmentation 3. Landfarming
Website: www.virajcse.comVirajCSEViraj Clean Sea Enterprises (P) Ltd.
Oil spill Response Awareness 2013
Oil spill Response Awareness 2013
Oil spill Response Awareness 2013
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Oil spill Response Awareness 2013

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Oil spill Response Awareness 2013

  1. 1. A lecture onAwareness aboutOil SPILLbyRajeeva RanjanEx-Coast GuardWebsite: www.virajcse.comVirajCSEViraj Clean Sea Enterprises (P) Ltd.
  2. 2. CausesofSpillsFigure 4: Incidence of Spills < 7 Tonnes by Cause,1974-2002Figure 5: Incidence of Spills 7-700 Tonnes by Cause, 1974-2002
  3. 3. SpillsDataFigure 2: Quantities of Oil SpiltFigure 1: Numbers of Spills over 700 tonnes
  4. 4. TypeofOils
  5. 5. FateofMarineOilSpill
  6. 6. Fate of Marine Oil Spill inMarine environment1. Spreading2. Evaporation3. Dispersion4. Emulsification5. Dissolution5. Dissolution6. Oxidation7. Sedimentation8. Biodegradation
  7. 7. AssessmentoftheDriftofaSlickV oil = v current + V wind X QIn which:V oil = velocity of the oilV current = velocity of seawaterV wind = velocity of wind at a height of 10 mQ = empirically established wind speed factor (usually about 3%)
  8. 8. Effects of Oil Spill on Marine &Coastal Resources• Environmental Impacts1. Recovery Potential2. Habitats and Species atRisk3. Restoration• Economic Impacts1. Fishries & Mariculture• Ecological effects• Recreational Beaches &sea areas• Port & Marinas• Industrial installations• Fisheries• Marine animals• Marine Birds• Coral communities andecosystems• Wetland communities &ecosystem• Nature reserves andmarine parks
  9. 9. Situation Evaluation andResponse Options1. Identification of sources & incident details2. Prevention or reduction of further spillages3. Aerial surveillance, including remote sensing4. Assessment of the threat5. Spill response options and their limitations
  10. 10. Oil Spill Cleanup Techniques• Response at Sea1. Booms and skimmers2. In-situ Burning3. Dispersants/Chemicals• Protecting sensitive resources• Shoreline Clean-up1. Bioremediation• Disposal
  11. 11. Oil Spill Cleanup Techniques1. Chemicals Dispersant2. Containment and Recovery3. Shoreline Cleanup4. Alternative Techniques forSpill Response
  12. 12. 1. Chemical Dispersantsc. Shoreline applicationa. Vessel spraying b. Aerial spraying
  13. 13. Containment and Recovery
  14. 14. Shoreline Cleanupb. Oila. Strategy
  15. 15. c. Sand beachesf. Organisatione. Sorbent materials & Bioremediationd. Rocky Shores
  16. 16. Alternative Techniques forSpill Responseb. Optimum conditions1. In-Situ Burning a. Ignitionc. Smoke and d. Residue
  17. 17. 2. Bioremediation a. Bioremediationb. Bioaugmentation 3. Landfarming
  18. 18. Website: www.virajcse.comVirajCSEViraj Clean Sea Enterprises (P) Ltd.

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