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Unit 2 Assignment 1
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Distinction grade poster/ presentation for Unit 2 Sustainable Construction in Construction and the built environment. It covers assignment 1
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Unit 9 Measuring Estimating and Tendering
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6 FEATURES OF THE NATURAL ENVIRONMENT THAT NEED PROTECTIOAIR WATER
Clean unpolluted air is necessary for any healthy environment. Poor air quality Water pollution is the biggest threat to life on earth. We dep
affects everything from plants to people. Sources of air pollution include transport, water for all domestic, industrial, commercial and agricultura
sewage, landfill and industry. The Environment Agency and local authorities both accidental and deliberate, has drastic consequenc
regulate the amount of pollutants released by industry. Photochemical smog is environment. Huge oil spills, plastic pollution or the seemin
formed by a combination of ozone and other pollutants causing damage to health, washing out cement mixers on construction sites can cause
materials and the environment. Ozone is a naturally occurring gas that forms a UV the environment costing £billions worldwide. The marine en
protective layer of the stratosphere 50km above the surface of the earth called the most from our carelessness. Marine wildlife is dying off due
Ozone Layer which is under constant attack with our use of hydrocarbons and pollution. The Environment Agency monitors water resour
CFCs. Nitrogen dioxide (N2O) and Volatile organic compounds (VOCs) are demand and has come up with ways to reduce our consump
released from vehicles that burn fossil fuels. These compounds react with sunlight industry can use sustainable design to save large amounts
forming ozone (O3) which is harmful when near the ground causing the waste or contamination. The exclusion of traditional wet trad
greenhouse effect with other gases like CO2 and methane. is also another method of reducing water cons
During the construction phase its important that the release of pollutants are Water must be considered throughout the project. Pre-const
minimised. Pollutants can come from dust particles released by concrete, and natural water courses and existing utilities and drains so the
mortar mixing or the delivery of materials. For pre-construction it would also be the construction phase so water use and waste is minimised
crucial to manage dust particles if demolishing an old building. Also post- also minimised by eliminating spillage which could cause g
construction much be considered because there will be an increased amount of and soil contamination.
traffic on the road adding further to air pollution. An environmental impact
assessment should be taken to evaluate the issue. Construction companies should strive to become sustain
benefits are not only environmental but financial too as it im
company in the eyes of the public. Public approval of a proje
the project has a negative impact on their lives. The Cons
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