Ocean Pollution “Over 80% of marine pollution comes from land-based activities” (WWF‚ May 4‚ 2006‚ p.1). The rest comes from ocean-based activities. Different types of pollution enter the ocean each year. The major pollutants are oil‚ toxic materials‚ and debris. These materials not only pollute the ocean‚ but they also affect the marine life. Before the 1970s there were no laws to prevent and stop people from dumping pollutants into the ocean. Since the early 1970s many laws and regulations
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environment on their journey to the sea. The Murray River and the Darling River are the two main rivers in the Murray-Darling River Basin. A river basin is the area of land that surrounds a river‚ from the headwaters to the mouth. The Murray-Darling Basin measures over one million square kilometres‚ which is almost one-seventh of all the land in Australia. The Murray is over 2‚500 kilometres long. Islands and Reefs A coral reef is an accumulation of dead corals and other organisms with a limestone skeleton
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------------------------------------------------- Service quality Continuity of supply In 2004‚ water supply was available on average for 18 hours each day in the West Zone of Metro Manila and 21 hours in the East Zone. According to their respective websites‚ the utility responsible for water supply in the East Zone of Metro Manila increased 24-hour water from 26% in 1997 to 98% in 2007‚ whereas in the West Zone‚ 42% of the customers had an uninterrupted supply in 2007. In a 2004 sample of 45
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RESOURCES Energy is defined as ‘the capacity to do work’. Sun is the primary source of energy. Joule is the standard unit of energy in SI units. Energy utilization is an index of economic development‚ which does not take into account of ill effects/damage on to environment. From 1900 to 2000 population increased by 3 times while energy consumption by 14 times! Energy Resources All energy sources ultimately come from the sun‚ the moon or the earth. Sources of Energy Solar energy
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Natives speak Spanish and become part of their society as well as to work. After the Natives become part of that society‚ a Presidio was set up. The purpose of the Presidio was to guard and protect the Mission and the people in it. Military forces opened land right after the Presidio was set up in order for the Natives to do labor. Finally after everything is set up‚ the Spaniards can make their own Pueblo. The Pueblo meant that native laborers were always supervised and the Presidio kept outsider away
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ufeffWhat is pollution? Pollution is when water‚ air or land becomes very dirty. Pollution can come in 4 different types effecting different types of areas in the world. Air pollution effects the air‚ water pollution effects the water and marine life‚ land pollution effects the land destroying life and the enviroment and there is also noise pollution that can effect our hearing.We all contribute to pollution in some way or another. Whether it be with a large amount or small amount we can still cause
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Noise Pollution Construction sites‚ highway traffic‚ emergency sirens‚ and barking animals are not just an inconvenience to the ear‚ but what researchers call noise pollution. Disturbing sounds such as these can interrupt sleep‚ a family dinner‚ or any other normal activity‚ and as a result reduces the quality of one’s life. Although it is looked over by many; noise pollution can have serious negative effects on the environment and the human body. The environment is effected greatly by loud sounds
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Pollution - Environmental pollution is any discharge of material or energy into water‚ land‚ or air that causes or may cause acute (short-term) or chronic (long-term) detriment to the Earth ’s ecological balance or that lowers the quality of life. Pollutants may cause primary damage‚ with direct identifiable impact on the environment‚ or secondary damage in the form of minor perturbations in the delicate balance of the biological food web that are detectable only over long time periods. Until relatively
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Cause and Effects of Water Pollution Water is a key resource on our planet and is undervalued by humans causing water pollution. Water makes up 70% of the earth and 60% of the human body‚ therefore the pollution of water is in need to come to an end because it is essential to all living aspects on earth ("Causes and Effects of Water Pollution…"). Water pollution is typically caused by littering‚ industrial waste‚ oil pollution‚ and primarily‚ by the human carelessness. It needs to be taken more
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NOISE POLLUTION: A SLOW POISON Whether knowingly or unknowingly‚ every one of us contributes to noise pollution‚ because most of our day-to-day activities generate some noise. Often neglected‚ noise pollution adversely affects the human being leading to irritation‚ loss of concentration‚ loss of hearing. Identify the sources of noise pollution. Once identified‚ the reason(s) for increased noise levels to be assessed. Now‚ efforts shall be made to reduce the undesired noise levels from (unwanted)
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