Tags: Top 5 Worst, The Environment
Sources: Top 5 of Anything research, ITOPF Oil Spill Intelligence Report.
List Notes: Data is in gallons/litres of oil spilled. Please note: it is extremely difficult to establish accurate information about the volume of oil spilled in an oil spill accident, especially if part of it has burned so these figures should be taken as best estimates.
Image of oil spill by NOAA.