Oceans in Crisis Essay

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Oceans are such so vast that people underestimate the impact their actions —seeming so insignificant— have on them. Humans have by and large taken the oceans for granted; not considering how important a healthy ocean is to our survival. A popular mind-set is that the oceans are a bottomless supply of fish, natural resources, and an infinite waste dump. There are myriad reasons why the oceans should be saved and the most obvious one is marine life. With 71% of the Earth being covered by water, it is obvious that sea creatures are predominant form of life, making up 80% of the species of life on Earth. However, as important as marine life is, that is not the only reason why saving the oceans is crucial. The ocean floor provides natural …show more content…
As we do it becomes clear, as I have suggested, that a perception-changing moment has arrived. It comes with the realization that in a single human lifetime we have inflicted a crisis on the oceans greater than any yet caused by pollution. As a method of mass destruction, fishing with modern technology is the most destructive activity on Earth. It is no exaggeration to say that overfishing is changing the world. (4-5)

These modern fishing practices use sonar and satellite data to find schools of fish and powerful engines to pull huge lines and nets capable of catching one hundred tons of fish in a single haul. In 1952 the global annual catch was 18.5 million, but with this technology and the number of vessels it increased in 1989 to 89 million tons. Large species of fish that are traditionally sought out by fishermen have declined by 90 percent over 50 years and in that same time the fish species has declined by 50 percent. Charles Clover points out that shark, rays, sea horses, halibut and a few other fish are already on the verge of extinction.
The main reason for the exploitation is the demand by consumers in the world’s wealthier countries. The demand is so high because seafood people do not

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