abnormally dry period when there is not enough water for users’ normal needs. Drought is not simply low rainfall; if it was‚ much of inland Australia would be in almost perpetual drought. Because people use water in so many different ways‚ there is no universal definition of drought. Drought occurs because rains are unreliable and in some years the ITCZ (Inner Tropical Convergence Zone = area of rainfall) may not move so far north. Thus hot‚ dry tropical continental air dominates for the whole year.
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ENG 121 November 3‚ 2005 Comparison and Contrast Essay Cable Verses Satellite Introduction: There are more households today which have televisions and computers than at any time in history. Nowadays in order to watch a good movie on television‚ you have to have something other then local channels. Years ago you could catch a good movie at night on the television. Now the way things are‚ you can’t just get away with local channels. You need to have a cable or satellite service
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Highway Authority was used as the standard for the design of all drains DESIGN RETURN PERIOD A 20 years return period was used in the design of all drains‚ both secondary and tertiary IDF CURVE Using rainfall-intensity-duration curve for Kumasi‚ obtained from the Kumasi Metropolitan assembly‚ the rainfall intensities for a chosen return periods can be estimated. The total peak flow for each of the catchment areas can also be estimated with the values from the IDF curve. This is used for the sizing of
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During the 2010 monsoon season (July and August)‚ Pakistan experienced the worst floods recorded in its history. Heavy rainfall caused flash floods in the north and north-western regions of the country. The subsequent run-off created a southward moving mass of water approximately the size of the United Kingdom. The flood waters travelled downstream through Punjab and Sindh until they reached the Arabian Sea. Many of the main tributaries feeding into the Indus River were also flooded‚ further inundating
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It is one week since Uttarakhand’s worst disaster in living memory. Flash floods resulting from extremely intense rainfall swept away mountainsides‚ villages and towns‚ thousands of people‚ animals‚ agricultural fields‚ irrigation canals‚ domestic water sources‚ dams‚ roads‚ bridges‚ and buildings — anything that stood in the way. A week later‚ media attention remains riveted on the efforts to rescue tens of thousands of pilgrims and tourists visiting the shrines in the uppermost reaches of Uttarakhand’s
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the river Brahmaputra. It is surrounded by hills and has a tropical climate. The weather is often hot and humid in summer‚ cold and frosty in winter‚ but in the rainy season and also to some extent‚ in summer‚ it is often bombarded by heavy rainfall. Rainfall is frequent in the summer season and very frequent in the monsoon. The city experiences an annual downpour of almost 400cm. But apart from quenching the thirst if the residents of the city‚ it often arises some problems for them. One of the
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1.if selecting samples of size n = 10 from a population with a known mean and standard deviation what requirement‚ if any must be satisfied in order to assume that the distribution of the sample means is a normal distribution The population must have a normal distribution. 2. find the area of the shaded region. The graph depicts that standard normal distribution with mean 0 and standard deviation 1. M: 0 δ: 1 Z: 1.13= .8708 2ND DIST. #2 LOWER: -999999 UPPER: 1.13 U: 0 δ: 1 =.8707618393 3. Shaded
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inconceivable without the existence of trees in the world. Trees absorb carbon dioxide and give us oxygen without which no living being can live. Trees give us shade‚ medicine‚ food‚ fruits‚ furniture‚ fuel etc. Trees also keep the weather cool and cause rainfall. They also bind soil and thus prevent erosion. The land of Bangladesh is suitable for the plantation of different kinds of trees. Trees can be planted in the vast areas of sea beaches. Both sides of the roads and railways offer great scope for planting
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Rainwater Harvesting: Grab hold of Water Where it Falls! Mrs. S.D. Khandagale ‚ Mrs. V.A. Joshi # # * Lecurer‚ Instrumentation Department V.P.M’s Polytechni‚ Thane‚ MS‚ India smita_khandagale@hotmail.com * H.O.D‚ Instrumentation Department V.P.M’s Polytechnic‚ Thane‚ MS‚ India Abstract Till about thirty years back‚ the areas around our homes and offices used to be unpaved and the rain falling on these areas would percolate into the soil and remain there for being drawn through
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special water-harvesting structures like dug wells‚ percolation‚ lagoon‚ check dams etc. Rain water harvesting is not only proving useful for poor and scantly rainfall regions but also for the rich ones. The annual average rainfall in India is 1‚200 mm. It is astonishing fact that Cherrapunji (Assam)‚ the place receiving the second highest rainfall is 11‚000 mm still suffers from water scarcity. Rain water harvesting has the following objectives: (i) To reduce run-off loss. (ii) To avoid flooding
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