It is not considered an oil spill when oil seeps through the ground underwater. It is considered an oil spill when it is caused by human activity and affects waterways and underwater ecosystems. For example, blocking sunlight from the coral reefs and causing them to die, which in turn affects the habitats for marine life.
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Not only can it block sunlight but also infect the coral reefs and kill the marine life itself. The only difference in human and natural occurring oil spills is that quantity of oil dumped vs oil seeped each year. Overall the differences are the amount and the regularity of it being dumped or seeped.
The same effects still apply, life is affected and not only is it little fish but also begins to apply to bigger sea life, like sea lions. Sea lions depend on their clean coats to stay warm, once dirty with oil, they can not sustain the body warmth and are susceptive to hyperthermia. These are effects that can continue a domino effect on the whole ecosystem and can cause a shift in the food chain. If looking at all-round world data and considering how much oil was has been dumped from tankers, all the tonnes from the 1970’s to the 1990’s. We can see that less oil has been dumped since 2006 and we can see a bigger decrease, in the later future.
We are beginning to make advancements in solar energy and electric cars so less oil will be used in the future, but we also have to remember that electricity still requires the burning of oil in other locations but we can also concentrate on these locations and begin to find ways to change the change the compound of the oil and making it polar to make it safer to dispose of. These are advancements we can achieve in the future, and we can see a trend in the decrease of oil spills. Therefore we oil spills are dangerous for underwater ecosystems and life but with future advancements we can see bigger decreases in oil spills.
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