However, the population of the Galapagos continues to grow. And where there are people, there will be a need for oil. It is only a matter of time before another spill takes place next to this delicate environment, and chances are, we won't be so lucky next time. It is formed as a result of bacterial decomposition of prehistoric life that became trapped between layers of sediment. No two crude oils are exactly alike because there is so much variation in hydrocarbon structure.
Oil is the largest traded commodity in the world.
It is an inexpensive source of energy and our main source of transportation fuel. The sources of oil pollution that most of us think about are the major spills that make news headlines. The two most major sources of oil pollution in Canada are 1. Municipal discharge, and 2. Now, there are different techniques and stricter regulations for bilge washing, so that it doesn't make such a big mess.