This helped the Egyptian people by letting them trade these minerals for food and other vital resources. The Nile River is said to be the back bone ancient Egypt. The yearly flooding of the Nile that caused silt to collect on the Nile banks made this area very fertile and wheat‚ flax and papyrus were cultivated and traded along the banks of the Nile. Because of the trade between Egypt and other countries along the Nile‚ Egypt began to flourish economically
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The Three Gorges Dam‚ when completed‚ will be the largest dam ever constructed‚ spanning 2.3 kilometers and holding back more then 39 billion cubic meters of water (Three Gorges). In 2007‚ the population hit 1.3 billion. The strain on China’s resources is immense and because of this China has had to invest in many large projects throughout the country. One of its most important needs is energy. China’s power consumption in 2005 was 2.494 trillion kilowatt hours (Cunningham 327). China has built dozens
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Soil is an important natural resource that covers much of the earth’s land surface. All life on earth depends on the soil as a direct or indirect source of food. Plants are rooted in the soil and obtain nutrients (nourishing substances) from it. Animals get nutrients from plants or from animals that eat plants. Certain microbes in the soil cause dead organisms to decay‚ which helps return nutrients to the soil. In addition‚ many kinds of animals find shelter in the soil. Soil contains mineral
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Egypt and Mesopotamia Many of the world’s first civilisations developed at many different times and places‚ however some emerged simultaneously. Although it’s quite hard to tell‚ scientists have been able to roughly estimate the time cities first became civilised. It is arguable as to what civilisation began initially‚ however it is assured that Egypt and Mesopotamia were two
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Advantages & Disadvantages of Three Gorges Dam Here we present the pros and cons of world famous and gigantic Three Gorges Dam project. The Three Gorges Dam is the most famous and most gigantic project of the world. But‚ everything has two sides‚ so here we present the advantages and disadvantages of China’s Three Gorges Dam‚ namely its pros and cons. Supporters say the benefits of the project far outweigh the costs. The principal advantage of the project is to generate power to keep pace with
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in Moyale were the Oromo (37.94%)‚ the Burji (16.85%)‚ the Amhara (16.42%)‚ the Welayta (4.82%)‚ and the Silt ’e (4.28%); all other ethnic groups made up 19.69% of the population.[7] Other groups reported in Moyale include the Borana Oromo and the Garre Somali. Oromiffa was spoken as a first language by 49.53%‚ 21.76% spoke Amharic‚ 9.96% spoke Burji‚ 3.96% spoke Welayta‚ and 3.62% spoke Silt ’e; the remaining 11.17% spoke all other primary languages reported.[7] The Kenyan part of Moyale has an
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The Nile River and the Mediterranean Sea‚ located in South Asia‚ influenced civilizations to farm and transport goods around the world. This led to economic growth in the region. The Nile River and the Mediterranean Sea significantly impacted civilizations which improved their society. The Egyptians were one of the first civilizations to utilize the resources of the Nile River. The Greeks and Phoenicians formed a unity in trading along the Mediterranean Sea. The Nile River‚ which played a critical
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wetlands. Wetlands Growth and Delta Switching The wetlands of Louisiana are part of a deltaic system that is fed by the multiple rivers. Three rivers converge on the Mississippi River as it flows south into the Gulf of Mexico. These rivers courier silt and materials downstream into the wetlands. When materials begin to block different routes the river path will redirect itself. As the sediments change direction and span out new land is formed. This process is known as a delta switching and is responsible
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wheat and barley and along the banks people harvested papyrus using it to make paper‚ baskets‚ sandals‚ and plenty of other important necessities. Covering the river bank was silt‚ which is a very fine grain of dirt deposited by a moving body of water. The river delta‚ which was the end of a river where the rich deposits of silt built up‚ was also important to human habitation due to the excellent source of good farmland. The Indus river valley started in about 2500 B.C. in India. Water from the
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Fertilizers and pesticides are harmful because they cause algae to grow. The algae then destroy water plants. Construction site stormwater Silt fence installed on a construction site. Sediment from construction sites is managed by installation of: erosion controls‚ such as mulching and hydroseeding‚and sediment controls‚ such as sediment basins and silt fences.Discharge of toxic chemicals such as motor fuels and concrete washout is prevented by use of:spill prevention and control plans‚ and specially
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