including trees‚ existing buildings‚ watercourses‚ etc. which will result in implications for the building design. Ground investigation – This happens once the walk over survey has provided the all clear for the site and it involves taking samples of the soil to see if it’s good enough to build on etc. As far as low rise housing is concerned its main objective is to determine whether strip foundations will be suitable and whether they can be designed in accordance with the simple rule of thumb approach
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thick bark of the cork oak is stripped for making bottling cork. Forests help to conserve soil by preventing rapid runoff of water after heavy rain and minimizing flooding. Trees take in carbon dioxide and release oxygen into air‚ which is a great benefit to mankind. Forests influence local and global climate. The forest is also vital as a watershed. Because of the thick humus layer‚ loose soil‚ and soil-retaining powers of the trees’ long roots‚ forests are vitally important for preserving adequate
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to structures‚ streets‚ or sidewalks . Planting directions: 1) Dig your hole and make it twice as wide as the diameter and as deep as the depth of the root ball. 2) Mix a good compost in with the soil you’ve removed from the planting site. The best contribution you can make to your oak tree’s soil and to the long-term viability of your tree is the
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as much oxygen in a season as 10 people inhale in a year. What many people don’t realize is the forest also acts as a giant filter that cleans the air we breath. 2. Trees Clean the Soil The term phytoremediation is a fancy word for the absorption of dangerous chemicals and other pollutants that have entered the soil. Trees can either store harmful pollutants or actually change the pollutant into less harmful forms. Trees filter sewage and farm chemicals‚ reduce the effects of animal wastes‚ clean
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view (Sitaramaraju et al. 2014). The increasing amount of crop productivity is not achieved without risk of human health and environment. The repeated application of pesticides may reaches in soil activity creates imbalance of soil which kills the pests and destroy the micro-organisms which are required for soil fertility and productivity (Madakka et al. 2010). There is a growing interest in the utilization
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demonstration. a. Round 1 = white bead representing lichens. Our laboratory reading for the experiment stated that lichens are instrumental in the development and needs for all species. The text stated‚ “Lichens play a part in the creation of soils from which plants can obtain nutrients. Like all living organisms‚ lichens need nutrients and energy to grow. Nutrients may be obtained from the air including dust‚ water‚ and from the substrate organisms grows on obtaining energy through photosynthesis
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Downloaded Downloaded from http://examguesspapers.com Education forum for ICSE Students GEOGRAPHY H.C.G. – Paper – 2 (Two hours) Answers to this Paper must be written on the paper provided separately. You will not be allowed to write during the first 15 minutes. This time is to be spent in reading the question paper. The time given at the head of this Paper is the time allowed for writing the answers. Attempt seven questions in all. Part I is compulsory. All questions from Part I are to
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wood fuel for cooking and this has led to deforestation of the region. Increasing numbers of people keep cattle and grow crops on the land. Population growth is leading to a rise in cattle numbers and over-cultivation of land. The cattle trample the soil and eat the grass cover that makes it less fertile and easily eroded by
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development of their children’s entire personality has to formulate a scheme of hobbies‚ occupations id projects that will appeal to‚ and draw out the powers ’children of varying temperaments and aptitudes’. replenishment of nutrition In a plot of soil untouched by human beings‚ the decaying growth from this
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has many known uses and has been proven to be a good fertilizer. The researchers wanted to find out if sawdust can serve as an alternative medium to soil and thus the study was begun. For this experiment the researchers tested the following mixtures: pure soil (A)‚ pure sawdust (B)‚ 90% soil (C)‚ 90% sawdust (D)‚ 80% soil (E)‚ 80% sawdust (F)‚ 70% soil (G)‚ and 70% sawdust (H). Each set-up was planted with five seeds. The set-ups were observed for a period of five weeks. Once a week‚ the researchers
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