Essay On Oil Pollution
An oil spill is the release of a liquid petroleum hydrocarbon into the environment, especially marine areas, due to human activity, and is a form of pollution. The term is usually applied to marine oil spills, where oil is released into the ocean or coastal waters, but spills may also occur on land .Besides that, Oil enters waterways not only when an offshore rig blows up, a pipeline rupture, or a tanker runs aground, but also spilled at marinas and discharged by motors, released during offshore oil operations, or washed out of ships ballast tanks (E .Vergetis, 2002). So, to overcome this problem by more environmental friendly method which is bioremediation, a waste management technique that involves the use of organisms to remove or …show more content…
During the period between 1975 and 1987, there were not less than ten cases of shipping accidents in Malaysian waters resulting in the release of 23,000 tons of crude oil into the marine environment (UNEP1987b).Besides that, frequently small oil spill occur due to various shipping operation such as bunkering, charging and discharging .For example, the largest oil spill accident are the grounding of Exxon Valdez in 1989 and the grounding of Sea Empress in 1996 (Atlas and Bragg, 2009)..All these activities have made the coastal waters more susceptible to oil pollution.
Figure 2.1 Percentage reason of sea pollution ( Adapted from Marine Pollution,Malaysia Perspective,2000)
Date Vessel Quantity Oil Spill per Kilo barrel(Kb) Area
Jan , 6 1975 MT SHOWA MARU 54 Singapore Straits/Malacca
Sept ,20 1992 MT NAGASAKI SPIRIT 100 Malacca Straits
Oct ,15 1997 MT EVOIKOS 175 Singapore Straits/Malacca
May , 21 1999 MT SS SUN VISTA 14 Malacca Straits
Oct , 3 2000 MT NATUNA SEA 49 Singapore
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