USING TECHNOLOGY TO REDUCE POLLUTION We often say that we must personally act towards reducing pollution but due to our busy lifestyle we almost forget all our promises of protecting environment. The developments and inventions in technology during the last few years has made our lives easy..comfortable and fast.It has also given us options that help us reduce the carbon footprint produced by each one of us. So here are some tips of how to reduce pollution by using digital technology : 1
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Name: ______________________________________ Date: ________________________ Student Exploration: Water Pollution Vocabulary: bacterial pollution‚ nutrient pollution‚ sediment pollution‚ toxic pollution‚ water pollution Prior Knowledge Questions (Do these BEFORE using the Gizmo.) 1. Water pollution is the addition of harmful substances to water. Some of these substances are found at home. What household chemicals might be harmful if not disposed of properly? _________________________________________________________________________
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Maria Fernanda Díaz Noise Pollution: affecting our calm and our health. In the last centuries we have seen the progress in our world: the cities have grown‚ therefore‚ we have more buildings and more people‚ technology and industry reach new goals as days go by; nevertheless‚ the progress has brought negative consequences too. Every day we talk about environmental problems‚ but not all of them are taken in account. According to K.S. Vijayalakshmi‚ “It has been revealed that noise is a technology
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Protection Agency Office of Water 4304 EPA-822-B-01-003 October 2001 Nutrient Criteria Technical Guidance Manual Estuarine and Coastal Marine Waters U.S. Environmental Protection Agency Nutrient Criteria Technical Guidance Manual Estuarine and Coastal Marine Waters October 2001 Disclaimer This manual provides technical guidance to States‚ Indian Tribes‚ and other authorized jurisdictions to establish water quality criteria and standards under the Clean Water Act (CWA)‚ to protect aquatic
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WATER OUR LIFELINE Water is a transparent fluid which forms the world’s streams‚ lakes‚ oceans and rain‚ and is the major constituent of the fluids of living things. As a chemical compound‚ a water molecule contains one oxygen and two hydrogen atoms that are connected by covalent bonds. Water covers 71% of the Earth’s surface.[1] It is vital for all known forms of life. On Earth‚ 96.5% of the planet’s water is found in seas and oceans‚ 1.7% in groundwater‚ 1.7% in glaciers and the ice caps of Antarctica
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Pollution is not a new phenomenon. In fact‚ pollution has been a problem since the appearance of our earliest ancestors. Increasing human population have opened the door to more bacteria and disease. During the Middle Ages‚ diseases such as cholera and typhoid fever broke out all across Europe. These epidemics were directly related to unsanitary conditions caused by human and animal wastes‚ and garbage. In 1347‚ the bacterium Yersinia pestis‚ carried by rats and spread by fleas‚ caused the "Black
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The air we breathe‚ the water we drink‚ the security of creatures we drink‚ the security of creatures we share with‚ and fertility of land on which we grow our food are all deteriorating resulting in the increase of health hazards and lowering standard of health of the nation as a whole‚ In this seemingly desperate situation how to let our optimum survive is a burning question of the day. A study conducted by the World Bank in 1995 revealed that 40‚000 Indians die prematurely due to polluted air
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Pollution in Dhaka City 1.0 INTRODUCTION: Pollution is an undesirable change in the physical‚ chemical or biological characteristics of air‚ water‚ soil or food that can adversely affect the health‚ survival or activities of human or other living organisms. The effects of water pollution are far-reaching and affect not only the environment‚ but human beings and animals as well. The pollution in Dhaka has reached alarming levels‚ threatening public health‚ ecosystems and economic growth.
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Organic Pollution INTRODUCTION Definition of Pollution “the introduction by man into the environment of substances/energy liable to cause hazards to human health ‚ harm to living resources and ecological systems ‚ damage to structure or amenity or interference with legitimate uses of the environment”(Mason‚2001) Definition of Pollutant “Chemical or physical in nature and can be measured more or less accurately in water”(Mason‚2001) Pollution of the aquatic environment • Introduction by man
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The water of the UHigh Creek is excellent‚ however some creeks have been polluted and overall have a worse water quality. There are a few different ways a pond or creek can become polluted. One type of pollution caused by humans is Eutrophication‚ which starts when farmers put fertilizers on their crops. The fertilizer can be washed off from the rain and can carry it to a nearby stream or lake. The nitrates and phosphates that are being put in the water fertilize algae and cause its population to
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