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effects of ocean pollution in marine ecosystem
literature review on the topic ocean pollution
ocean pollution
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Recommended: effects of ocean pollution in marine ecosystem
You never would’ve thought that marine pollution would affect you right? Wrong. The pollution underwater impacts everyone and everything on Earth. When different substances, such as plastic, foam, cardboard, aluminum, styrofoam, and newspaper, get thrown into the oceans, it can take up to 400 years for all of those items to degrade. Marine pollution is caused by humans, which affects everyone and everything on Earth.
Marine pollution is the human 's fault. Most of the pollution are man-made. Excess substances from companies usually end up in the ocean, contributing to the pollution. One of the largest reason for why marine life is beginning to decrease and become endangered is because of radioactive wastes being dumped in the ocean (Rinkesh).
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Sea plants and marine animals are a necessary part of our ecosystem. They are a food source for humans and many other species. They help humans in many ways that people would have never thought of. As said by the National Oceanic and Atmospheric Administration, “Pollution can also make corals more susceptible to disease, impede coral growth and reproduction, and cause changes in food structures on the reef.” Corals are a food source and are a home to many marine animals. And when pollution changes the coral, it can have a tremendous impact on every marine animal. Deaths of marine animals are high, “Over one million seabirds are killed by ocean pollution each year. Three hundred thousand dolphins and porpoises die each year as a result of becoming entangled in discarded fishing nets, among other items. One hundred thousand sea mammals are killed in the ocean by pollution each year” (Rinkesh). This shows that a lot of sea animals are dying due to the polluted water every year. The oil that is “... spilled in the ocean could get on to the gills and feathers of marine animals, which makes it difficult for them to move or fly properly or feed their children. The long-term effect on marine life can include cancer, failure in the reproductive system, behavioral changes, and even death” (Rinkesh). This shows that oil causes many problems for animals and causes them to have poor health. The toxic substances that are let into the ocean kill a lot of animals every year and that should
Our oceans take a large beating every day by the extremely large amount of pollution humans produce. Our society easily dumps their waste into the oceans to dispose of the excessive amount of garbage, sewage, and chemicals, but this small and simple solution is creating an even bigger problem. The way humans dispose of their wastes is causing the death of our beloved marine life. Not only are we killing off our animals, our food source, and our resources, we are also minimizing our usable water. By having a better understanding of the problem on the severe dumping, it will be easier to find ways to help minimize the pollution that is going into the ocean.
We, as humans, need to take action, be accountable for our oceans and prevent the waste we produce from entering our waters. On a daily basis, thoughtless men, women, and children are polluting our waters and killing our marine life.
85% of ocean water is effected by polluted. Nonpoint source pollution is caused by runoffs is one of the biggest sources of ocean pollution. 80% of the ocean pollution comes from land. According to National Ocean Service, “Nonpoint source pollution includes many small sources, like septic tanks, cars, trucks, and boats, plus larger sources, such as farms, ranches, and forest areas. Millions of motor vehicle engines drop small amounts of oil each day onto roads and parking lots. Much of this, too, makes its way to the sea.”
The influence of human activity concerning marine chemistry has numerous negative effects on the marine environment.
There’s more than 14 billion pounds of plastic and garbage is dumped into the oceans in the United States. Ocean pollution could be a thing of the past if people stopped littering, oil spills were prevented or contained, and if people weren’t allowed to use oil wells where natural water is. Pollution is still a major issue especially in China and Japan.
Harmfull Effects of Ocean dumping include animals in danger with trash in their habitat, as well as contamination of public waters.
The key to reducing and eventually eliminating marine pollution is for everyone to be aware of the detrimental types of marine pollution, which are nutrient loading and sedimentation, sewage and human non degradable waste, and petroleum
Nelson, A.N. 1971. Effects of oil on marine plants and animals. London: Institute of Petroleum.
Water pollution has had devastating effects on the environment, which include irreversible effects to the oceans ecosystem. People often underestimate the importance of the ocean. They don’t realize how much damage pollution has caused to the ocean and the thousand of creatures that inhabit it. Earth is a huge place, but resources are actually very limited and will not last forever; unless there is a balance. We must protect the resources we have in order for them to last into the next generation. Every time we throw away a plastic bottle, drive our cars, and even burn those millions of fossil fuels to operate all those huge factories, there is a chance it will pollute the ocean and eventually effect the way we live. There should be stricter laws regulating human pollution, in order to protect our oceans ecosystem.
There are many different ways the ocean can become polluted. One major way would be man-made pollutants such as pesticides, herbicides, chemical fertilizers, detergents, oil, sewage, plastics, and other solids, finding their way into the ocean and collecting at the ocean's depths. In fact, this makes up 80% of the ocean's pollution. At the depths, they are consumed by small organisms that introduce the pollutants to the global food chain. Many of the pollutants are released into local streams, rivers, and groundwater and are eventually deposited into estuaries, bays, and deltas. This can cause massive amount of algae to grow, taking oxygen from the water and places marine life can exist. In the past 2 years, these dead zones have increased by 1/3. Scientists have discovered around 400 dead zones in world.
Pollution has a big effect on are oceans. There's so many causes and it all leads up to one effect which is pollution. The ocean covers up ninety-seven percent of are world's water supply. Seventy percent of the oxygen we breathe is produced by some marine plants. So clearly ocean and its water is are main thing that keeps us alive. Pollution is unhealthy and horrible because there's a lot of plastic in the oceans, land based pollutants, and the careless human interventions.
The ocean gets polluted in many different types of ways. It can be as simple as a little kid throwing a water bottle in the ocean, to a multi million dollar company dropping
Pollution not only have an impact on the sea turtles themselves but also their food they eat. An example is how research suggests that a disease called fibro papilloma now killing many sea turtles may be linked to pollution in the oceans and in near shore waters. This human threat destroys feeding habitats for sea turtles due to the fact that pollution contaminates and kills aquatic plant and animal life. Estimated 36 percent of all marine pollution from all comes through drains and rivers from cities. Fertilizers are another huge marine pollutant. Farms and lawns cause runoff causing and explosion of algal blooms that can deplete the waters oxygen and suffocate marine life which is called eutrophication. Another cause of this is improper sewage disposal. Instead of pollutants becoming diluted and dispersed to safe levels, some toxins become more concentrated as the break down and enter the food chain. For example, plankton absorb those chemicals s they feed, then the chemicals accumulate in these animals’ bodies, which makes the toxins much more concentrated than in the surrounding water. These small animals are then consumed by larger animals, like sea turtles, which continue to increase concentration levels of chemicals and
Research from the University of California San Diego Scripps Institution of Oceanography said that species in the ocean consume a projected 12,000 to 24,000 tons of plastic every year in the Pacific Ocean (Nall, 2014). Pollution of recyclable materials in the oceans is one of the leading causes of why some marine species are nearing extinction. Many authors of articles and books analyzing this topic tend to agree that pollution of our oceans is a problem. The future of this problem is where their ideas tend to differ. The following four literature reviews attempt to demonstrate and support my belief that pollution is getting worse in the ocean and more marine life ecosystems are being affected, but there are things that we as humans can do to change this. Imagine a world where we didn’t have to constantly worry about the vicious cycle of humans affecting animals and then animals in turn affecting us through consumption.
Global warming is one of the major reasons in marine pollution. For an instance in the year 2010 there was an oil leakage near Mumbai in the Arabian Sea.