NOISE CONTROL OF TWO STROKE PETROL ENGINE USING AQUA SILENCER SYNOPSIS Air pollution is most important from the public health point of view‚ because every individual person breathes approximately 22000 times a day‚ inhaling about 15 to 22 Kg of air daily. Polluted air causes physical ill effect decides undesirable aesthetic and physiological effects. Air pollution can be defined as addition to our atmosphere of any material‚ which will have a deterious effect on life upon our planet. The main pollutants contribute
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Ecological Restoration of Forests and Fires One of the most predominate ecosystems is the forest community. Covering about one-fourth of the land area on Earth‚ forests consist mainly of trees and other woody vegetation‚ growing closely together. The trees can be large and densely packed‚ as they are in the coastal forests of the Pacific Northwest‚ or they can be relatively small and sparsely scattered‚ as they are in the dry tropical forests of sub-Saharan Africa. Forests are complex ecosystems
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Under the Crown Timber Act‚ long term management was prepared. Then the many steps needed to rebuild a forest began. Included in this report will be information on the effects of cutting and replanting‚ such as Carbon Dioxide‚ and Global Warming. Following this will be methods for planning a forest‚ and how they are conveyed before planting in a forest begins. There are many reasons why forests are cut down. One is to benefit economically‚ with furniture and home building. But there is also another
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Importance of Symbols in “The Thing in the Forest” In many fairytales‚ we are given characters who set out on an adventure to better themselves whether they know that they are on one or not. In A.S. Byatt’s “The Thing in the Forest” we are taken on such an adventure‚ but this is more than just a children’s fairytale. Through figurative language we are shown that the main characters‚ Penny and Primrose‚ are dealing with more than just a creature in the forest‚ and that with this use of symbols as
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IMPORTANCE OF FORESTS Introduction Trees are mankind lifeline. If they are destroyed‚ there is no way that human beings can survive. From the oxygen that we breathe in‚ the food that we eat‚ to the clothes we wear‚ we owe it all to the trees. Not only this‚ trees act as purifiers of air and receptacles of our waste products. Trees have great economic value too. We get fuel‚ fodder‚ timber‚ medicines and numerous other valuable products from the trees. It is‚ therefore‚ not surprising that trees
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David Scharf‚ a university student‚ takes a creative approach on explaining the difficulty of dealing with the real world and the depression brought about by it‚ in a short animated film called "The Forest". The video starts out with a 12 year old girl narrating her life. She doesn’t like school; she feels alone among people; her father pushes her very hard. To escape the pressures and sadness of the real world‚ the girl spends much of her time daydreaming about a beautiful forest‚ her happy place
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A case study on the abundance and diversity of insects and other invertebrates on native and introduced trees in Gokarna forest (Ranikunj) Introduction: Forests are considered extremely important habitat as they support a large number of biological diversity‚ ecological function (Hooper et al.‚ 2005) and also provides various ecosystem services. They support life system of many species out of which 32% species population is occupied by the invertebrates alone (USDA‚ 2011). Invertebrates are the
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Sea Otters in the Kelp Forest The kelp forest is among the most biologically productive marine habitat known to Earth today. They are like underwater forest made out of giant kelp‚ and sustaining hundreds of different organisms such as; kelp‚ abalone‚ crustaceans‚ urchins‚ harbor seals‚ and also sea otters. Kelp forests are important to today’s oceans‚ and they depend on the organisms that live within them‚ especially the sea otter. A keystone species is a species whose presence contributes
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Nathaniel Hawthorne’s Scarlet Letter‚ the forest means different things to different people. To the honorable and respectable members of Puritan ‚ the forest is an evil and frightening place where witches lurk and the devil resides. To Hester Prynne and Arthur Dimmesdale‚ two people unable to speak their minds in Puritan community‚ the forest offers a place of refuge where they can be true with each other. To Pearl‚ the forest . The symbolism of the forest setting’s inherently good and bad natures
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The forest is a very important aspect of this novel. In The Scarlet Letter‚ there is a lot of secrecy and lying. The theme of this book is to be true‚ so it is obvious that there is a lot of lies being told. The forest gives shelter and secrecy to those who need it. In the town‚ there are so many rules‚ and if you do something wrong‚ someone is bound to see it. The forest offers Dimmesdale and Hester secrecy that they need when they have to talk to each other. While they are in the town‚ they are
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