Ocean, the place where the power of a human is useless. Till now humans just discovered only less than 10% of the ocean. But 95% of pollution occurred in the ocean by human activities. The pollution in the ocean disturbed the sealife ecosystem. The pollution in the ocean disturbed the sea life ecosystem. Some of the sea creatures are near too extinct due to ocean pollution. Let check out some ocean pollution facts.
Ocean Pollution Facts
Main Pollution Sources
Plastic is the most common pollutant in
Only plastic is responsible for 80% of the negative effects on sea life.
45,000 pieces of plastic are floating in every square mile of the ocean.
90% of plastic is carried in the ocean by just 10 rivers. The rivers are
- Yangtze River- China
- Hai he River – China
- Yellow River – China
- Pearl River – China and Vietnam
- Indus River – China, India and Pakistan
- Amur River – Russia and China
- Mekong River- China, Myanmar, Laos, Thailand, Cambodia and Vietnam.
- Ganga River – India and Bangladesh
- Nile River – Egypt, Tanzania, Rwanda, Uganda, Burundi, Kenya, Ethiopia, Sudan, and Zaire
- Niger River – Guinea, Mali, Niger, Benin, and Nigeria
Toxic metals are also responsible for pollution in the ocean.
Nuclear active wastage, which is dumped in the ocean also causes pollution.
Organic waste carried in the ocean by sewage creates biodiversity
Other sources of ocean pollution are oil, dirt, septic tanks, farms, ranches, motor vehicles. Daily thousand of tons of garbage is dumped in the ocean.
Effect on Ecosystem
There are some places in the ocean, which are considered dead zones because of the presence of a high quantity of pollutants.
There is very very little sea life in dead zones. Only rigid creatures can survive there.
Every year three lakh (300,000) dolphins die entangled in discarded fishing nets.
One lakh (100,000) ocean mammals die due to ocean pollution every year.
Eating contaminated seafood cause diseases like cancer, immune dysfunction, etc.
In the Pacific Ocean, there is an island formed from the garbage. It has an approx area of 700,000 square kilometers.
The island is bigger in size than any state of India.
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