River rafting The modern raft is an inflatable boat‚ consisting of very durable‚ multi-layered rubberized (hypalon) or vinyl fabrics (PVC) with several independent air chambers. The length varies between 3.5 m (11 ft) and 6 m (20 ft)‚ the width between 1.8 m (6 ft) and 2.5 m (8 ft). The exception to this size rule is usually the packraft‚ which is designed as a portable single-person raft and may be as small as 1.5 metres (4.9 ft) long and weigh as little as 4 pounds (1.8 kg). Rafts come in a few
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Allocation of Artificial and Transplantable Organs Everyday many Americans and others across the world are in need of artificial organs‚ which is are man-made devices that are implanted into a person to replace their own natural organ and to perform the same functions as that natural organ would. The ability of this to succeed has been one of the biggest achievements in medicine and still continues to save the lives of people everywhere. However‚ this subject also brings up a lot of controversy
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The River as Bridge At the beginning of the new millennium urban populations outnumbered that of rural populations for the first time in history. Urban areas have long had connotations of being harmful to our environment and the people living in them are often seen as either careless or oblivious in regards to maintaining their surrounding environment; most notably the rivers that flow through their cities. The Trinity River begins in North Texas and flows all the way to the Gulf of Mexico; it flows
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Artificial intelligence Proposal Abstract In my Proposal I will be focus on finding solutions for problems which are complex and hard to understand by human mind. It’ll also include focusing on features which are taken from human intelligence‚ and dealing with them in a computer friendly way. Moreover I’ll focus on the areas that concern this topic‚ like neural networks‚ robot vision‚ knowledge representation and reasoning process etc. Project Field Artificial intelligence can fall more
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22‚ 2011 Cuyahoga River Fires “In the United States‚ a concerted effort is underway to reduce water pollution and thereby improve water quality.” (Keller) A case history of river pollution is the Cuyahoga River located in Northeastern Ohio. The river is 100 miles long flowing south to Cuyahoga Falls where it then turns north until it empties into Lake Erie. Cleveland and Akron are two major cities located along the river. The Cuyahoga is known as an infant glacial river‚ this is because it is
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The Nile River is made up of two tributaries. The two tributaries are the White Nile‚ and the Blue Nile. These two rivers connect together in the Sudan and then continue on their long and large journey. Although these are its two main sources‚ many other smaller rivers flow into it as well. The Nile River is known as the longest river in the world. The river is about 4‚132 miles long and 1‚107‚000 square-miles deep. The Nile is located in Northern Africa and runs through Egypt‚ Ethiopia
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Topic: Artificial Sweeteners Artificial sweeteners are chemicals or natural compounds that replace the sweetness of sugar‚ without all of the calories. But sometimes the label ’sugar-free’ masks calories present in the food or drink. Aspartame‚ which is in Equal is a common chemical sweetener with crazy possible side effects. Effects include hallucinations to seizures and brain tumors; it is hardly worth consuming for the sake of saved calories in my opinion. Then you also have Sucralose‚ which
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The River Nile The Nile is famous as the longest river in the world. The river got its name from the Greek word Neilos‚ which means valley. The two rivers that combine to make the Nile are the Euphrates and Tigris. The Nile floods the lands in Egypt‚ leaving behind black sediment. That’s why the ancient Egyptians named the river Aar‚ meaning black. The Nile River is actually 6695 kilometers (4184 miles) long. With such a long length‚ the Nile River is speculated to be the longest river in the
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advantages and disadvantages to come of river valleys and bad stuff to come of too. Egypt and Mesopotamia both had developed river valleys that provided transportation‚ irrigation‚and trade. However‚ they both had different views on the afterlife because of different flood patterns‚ as cultural diffusion slowly changed their civilization. Rivers usually bring great ideas and water for irrigation. Egypt would have never been as great of a civilization if it had no river to use to make crops and then Egypt
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Hudson River and PCB Pollution The Hudson River and PCB Pollution The Hudson River is a body of water that stretches for 315 miles from the Adirondack Mountains to the Battery in Manhattan‚ reaching its deepest point of 216 feet in the Highlands near Constitution Island and West Point and reaches its widest point of 3 miles across at Havestraw. This river is one of the most beautiful and scenic of the Tri-State area. Unfortunately‚ it happens to be New York ’s most polluted river. The river has
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