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"Ocean Peril"
Ocean 98 and the state of the world's oceans
by Patti
Cox
continued from
Northern Sea Lion caught in an old net. This seal was saved by members of the National Marine Mammal Laboratory
White sided Dolphin drowned in a driftnet. Driftnets were banned by the United Nations in 1993 In the words of
President Clinton;
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Our oceans and the marine environment are being threatened by global warming, over fishing and pollution, which destroys habitat and kills sea life. "The
sea is the universal sewer"
The ocean plays an important
part in regulating the planet's climate and weather. Global warming has
caused melting of the polar ice caps, which results in rising sea
levels. Changes to the oceans temperature could result in changes to
major ocean currents such as the Gulf Stream, and effect the weather of
entire continents. Some scientists believe
Fish is the major source of protein for much of the world's population.In 1996, commercial fisherman in the United States, harvested 96 billion pounds of sea life from the ocean. It is estimated that U. S. residents ate an average of 15 pounds each, of seafood last year. The United Nations Food and Agriculture Organization believes that all the world's major fishing areas are in serious decline and reproduction cannot keep up. In the United States over fished species include Haddock, Cod and Red Snapper. In 1992 50,000 people were put out of work when Canada closed it's Cod fisheries, a natural resource once thought to be inexhaustible. Unfortunately, the fisheries off the New England Coast seem to be headed for the same fate. It has estimated that 47% of that area's fishing industry to be out of work in the next few years. One of the most disturbing factors that lead to the decimation of fish species, is the practice of discarding non-target fish that are caught in nets or by shrimp crawlers. These "waste fish' are dumped back into the ocean either dead or dying. In the United States 20 billion pounds of these unwanted fish are discarded annually.
The sources of pollution to
the oceans include, agricultural runoff, sewage and even, nuclear waste.
Air pollution makes up one third of the toxic substances that enter the
ocean. The sources that contribute to air pollution are cars, power
plants and industries. These Each American city of 5 million people creates approximately 11 million gallons of oil pollution each year, about the same as the spillage from the Exxon Valdez tanker off Alaska (Benchley, 1995, 139). These problems seem so vast and widespread that you may be thinking what can one person do about it?
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