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How is pollution affecting our oceans
Research paper on human effects on the ocean
Research paper on human effects on the ocean
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1.1 INTRODUCTION
Since humans have populated the planet throughout the centuries, it is evident to see that they are the most significant consumers of the natural resources in the world. In many cases, human impacts are unsustainable leading to consequences like threatening to the point of extinction of many species, habitats, ecosystems and environments. This includes the loss of all the environmental services and goods they could have potentially provided. An attempt at analysing the distribution of the combined human impacts on the world’s oceans concluded that overall the highest levels of impacts were at the coastal regions due to the relatively high human populations there. It also concluded that there was no part of the oceans that have been left
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The broader impacts in lesser known areas with low human activity were still affected by multiple drivers of anthropogenic change. In the overall scheme of things, this also highlights that the coastal regions with the high levels of human activity are also the areas with the greatest amount of research being done, whereas areas with lower levels of human activity are expected to be lower and as a result are often not as intensely well research. Despite this, an analysis of the Ocean Biogeographic Information System, which is the most comprehensive database of the distribution and identity of the marine taxa, demonstrated that the majority of biodiversity is in these coastal regions, as opposed to being in the pelagic realm. From this research it plausible to say that it is good that scientific research is being focused on the areas with the highest levels of human impact. However, it is also worrying that the areas with the least amount of research being done are slowly becoming
"An Ocean Of Trash." Scholastic Action 33.12 (2010): 16. MasterFILE Complete. Web. 31 Jan. 2014.
... Sylvia. Darlene Crist. Gail Scowdoft. James Harding. World Ocean Census. New York; Firefly Books Ltd. 2009. Print
Major exploration may harm the environment due to how we exploit resources. According to Philippe Cousteau’s commentary, he states that “the world has fished, mined and trafficked the ocean’s resources to a point where we are actually seeing dramatic changes that are seriously impacting today’s generations” (70). This emphasizes that attempting major exploration has an impact in our environment. Additionally, Elisabeth Rosenthal’s “Stinging Tentacles Offer Hint of Oceans’ Decline” gives us an idea how pollution affects the climate. Dr. Josep-MarÍa Gili
The menu for the scientific and technological communities is large, even if at present political factors dominate the issue. Eventually, however, the work of these communities will provide the necessary underpinnings for policy decisions. But it is important not to assume that current research and analysis will automatically determine policy. They will enrich the debate, to be sure, but that debate will hinge on a different calculus for some time to come. Disillusionment with this situation is not useful; realistic assessment of the role of knowledge is.
A big change that has occurred in the oceans all over the world is the Coral Reefs are dying and are predicted to be dead by the end of the century due to the rising acidity of the oceans caused by many different threats to marine ecosystems. Coral reefs cover less than 0.2% of our oceans but they contain 25% of the world’s marine fish species according to Endangered: Biodiversity on the brink, 2010: pg.45). If this is the case that means by the time the end of the century comes around we will have lost close to 25% of the worlds marine ecosystems.
Ocean Pollution is a serious issue in today's global politics. The delicate balance of Earth's ecosystem is put in jeopardy when the ocean is not clean. Problem evolving from ocean pollution directly harm marine life and indirectly affect human health and the Earth's many valuable resources. Ocean Pollution is a Broad term that encpompasses any and all foregin matter that directly or indirectly makes its way into the ocean. This includes everything from the extreme: oil spills, Toxic Waste dumping and industrial dumping-- to the small scael: human activities and basic carelessness. Because the oceans and all other water bodies are invariably, somehow connected, and because they account for 3/4 of the Earth's surface, they are an ideal method of transportation for pollution, allowing the rapid spread of seemingly far away toxins into a river near you! It is increasingly important that we educate ourselves as to what, exactly, ocean pollution is, so that we can identify the causes at their source and take action in small and large ways, and hopefully, prevent this terrible form of pollution from getting any worse than it is today.
"Oceans." Opposing Viewpoints Online Collection. Detroit: Gale, 2014. Opposing Viewpoints in Context. Web. 8 May 2014.
Water pollution has had devastating effects on the environment, which include irreversible effects on 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 thousands 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.
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 resources such as, oil, natural gas, petroleum, minerals, medications, and ingredients for foods and products. The economic benefits of the oceans are huge and significant, as well. Fishing and fish products have provided employment to 38 million people and have generated about $124 billion in economic benefits. However, oceans are on the verge of crisis, marine life, natural resources, transportation, the economy, and important ingredients are at risk due to overfishing, pollution, and acidification. Thus, in this essay I will argue that, oceans are not impervious to human activity and threatening the health of the ocean threatens the health of humanity, since oceans key to our survival.
The episode from the television series, “Our Rising Oceans” surrounds the issue of global warming resulting in the ocean waters rising. There are a variety of reasons why sea level rising is a significant factor to life in the future. The earth gradually getting warmer is resulting in ice glaciers melting and collapsing which causes the ocean water level to rise. This is examined by Dr. Gavin Schmidt and other scientists such as who traveled to Greenland to study how glaciers are melting and causing ocean waters to rise. The scientists’ journeyed through the glaciers by helicopter, boat, and foot to truly experience global warming first hand.
These results agree with the hypothesis that our “untouched and super-productive world” is affecting marine life ecosystems (Vannela, 2012). All of these results combined confirm the overall hypothesis that pollution is getting worse in the ocean and more marine life ecosystems are being affected, but there
Did you know that more than 90 percent of all organisms that have ever lived on Earth are extinct? According to Pandey, the author of Humans Pushing Marine Life toward ‘Major Extinction’, nearly 10,000 species go extinct each year, and this rate is estimated to be 1,000 times higher than the natural extinction rate (1). Human beings are causing irreversible damage to the oceans and their wildlife, which is being led by two major reasons: Commercial fishing or over-fishing, which damaged the marine environment and caused a loss in the marine life diversity, and pollution, which is a primary way of the extinction causes that drastically modifies the marine life habitat. As a result of the commercial fishing and pollution, many of the marine species will start disappearing of the oceans. Briggs emphasizes that over-fishing “has induced population collapses in many species. So instead of having less than a hundred species at risk, as was the case some 30-40 years ago, there are now a thousand or more (10).”
"Human Population Growth and Oceans." Center for Biological Diversity. Center for Biological Diversity, n.d. Web. 7 Mar. 2014.
The Effects of Scientific Development on Society Our basic objective is to examine the scientific developments in history and how they affect human life and society. To meet that objective, we will first develop tools to analyze the relationship between science and the increasingly complex decisions we have to make regarding the way we apply science to human welfare. If we have learned anything at all about the uses of science in the second half of this century, it is that it has had an unmistakable influence on contemporary trends and outcomes. Science has helped to make the world smaller, spatially, and larger, numerically.
The oceans need to be protected because it is where life began and if not taken care of, life as we know it will end. When dangerous substances go into the ocean, ecosystems are suffer and become endangered along with lives of people and of marine life. Surfrider Foundation recognizes the importance of protecting and preserving the quality and biodiversity of the world's coasts because they are truly irreplaceable. There is also historical evidence of ocean pollution being present in the past, but the problem still lingers today. Heal the Bay discovered that,“Did you know there is a DDT and PCB hot spot off the coast of Palos Verdes? This superfund site (which indicates it's one of the most polluted places in the United States), is left over from a 1930's era chemical plant. Because DDT takes so long to break down in the marine environment, it persists to this day, contaminating certain species of fish. There are also highly polluted sediments in the Long Beach area, a sign of the heavy shipping in the port. Heal the Bay works on developing effective capping and removal plans to keep those toxins from spreading” (Heal the Bay). DDT is still highly concentrated in the South Bay area and still contaminating different species of fish. Even after more than 80 years DDT, a toxic insecticide, is still very concentrated and during upwellings, DDT particles come back up and continue to harm marine life. If humans are careless about what is thrown on the floor or sprayed on lawns, it can lead to disastrous affects when it comes to the condition of the ocean's ecosystems, and can endanger life itself leading to a problem that only we can mend.