Lake Chad: almost gone Straddling the borders of Chad‚ Niger and Cameroon in West Africa‚ Lake Chad has been a source of freshwater for irrigation projects in each of these countries. Maps drawn from a series of satellite images show a dramatic decrease in the size of the lake over the past 30 years. Since 1963‚ the lake has shrunk to nearly a twentieth of its original size‚ due both to climatic changes and to high demands for agricultural water. Since 1963‚ the surface area of Lake Chad has decreased
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that could occur. Reading through the story‚ the tone that starts to show is that the author has no sympathy or compassion for the man. The Old Timer represented common sense and wisdom. The author‚ Jack London‚ displayed no sympathy towards the man. London seemed to make the character arrogant and disrespectful to both his environment and elders. All of the good characteristic were given to the dog within the story. From the reader’s point of view‚ it would seem as if London likes the dog more than
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Leadership styles‚ entrepreneurial orientation and family business growth in Ghana. The research problem While the number of family business abounds in Ghana‚ one sees lots of these slowly dying and some going bankrupt (Wolf‚ 2004). The lack of continuity and growth in family businesses is a major concern because of the primary contributory role that family businesses play in the world economy (Lansberg 1999: 1). It is perceived that entrepreneurial activities in Ghana lack the dynamism and competitive
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Do clean lakes really exist? By Yujia‚ Luo (Group 1) September‚ 2014 Introduction A main purpose of wastewater and sludge treatment is to remove phosphorus (P). It seems to be reasonable because excess phosphorus entering the aquatic systems can result in algal blooms. People have been taking much effort to explore simple‚ economic and high effective methods to remove phosphorus. Concentration of nitrogen (N) is another important element to assess the quality of freshwater. As the same with phosphorus
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Another reason Lake Erie’s water is polluted is due to toxins. First‚ there is a lot of bacteria entering Lake Erie. A few years ago much of Lake Erie was very contaminated with dangerous toxins from algae: “In 2011‚ bright green slime spread across one-third of Lake Erie. The slime was a harmful algal bloom‚ caused by cyanobacteria” (Kowalski 34). As a result of Lake Erie being polluted people must find the issue and resolve it. One theory of the pollution in Lake Erie is that the species are not
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STUDY: LAKE VICTORIA Krystle Baxter University of Phoenix August‚ 2012 Lake Victoria is the second largest fresh water lake in East Africa. Lake Victoria was the home to over 400 cichlids; which today more than half of the population are now extinct. A major destruction of Lake Victoria’s ecological balance was due to the Nile Perch. The Nile perch is a large voracious predator. The Nile Perch was brought to Lake Victoria to help out fisherman but instead the ecological balance of the lake stared
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Should we protect the Great Lakes? Why? Why not? If so‚ How? Why is it important that we protect the watershed surrounding the Great Lakes? The Great Lakes hold 90% of North America’s fresh surface water but this water supply is not infinite. As of now‚ both Canada and many states from the US are piped with potable water from the Great Lakes. This leads me to believe that we must protect the Great Lakes. If the Great Lakes are used erroneously‚ both in mishandling of the water and contamination
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the tyranny that rules over the states. The Declaration of Independence states that when a government is destructive to rights that every man deserves‚ “it is the Right of the People to alter or to abolish it‚ and to institute new Government.” The tone of this document has a very prideful feeling to it because it’s all about making a stand against Great Britain. In different parts of the document‚ it mentions a lot of negative things of what the king of Great Britain has done to the colonies. It
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reputation‚ with literary elements such as diction‚ dialogue and tone. Both characters Mr. Pickle and Mr. Gauntlet illustrate feelings of loathing towards each other but don’t overly cast that emotion and rather express them in a social accepts by creating a dual. Tone is important in this passage because it shows the importance of the eighteen century social norms and expectations. Gauntlet one of the characters expresses his tone in sense of superiority over Mr. Pickle rather than just anger. Which
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Pollution of the Kosciusko Lakes Pollution is one of the many ways that harm is inflicted upon the earth. It comes in two different forms‚ natural and artificial. Each one is equally damaging to the environment and hard to eradicate once introduced into the ecosystem. Natural pollution comes in forms of invasive species (plants and animals)‚ but also can come in forms of run-off. Artificial pollution comes in the form of litter and adds to the harmful effects of the natural pollution. Invasive
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