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Abstract
Has your house (or one of your friend's houses) been remodeled recently? Were any improvements made for energy efficiency (solar systems, better insulation, passive solar heating, better lighting)? Compare your family's energy costs for a similar time period before and after the remodeling (remember that energy usage often varies seasonally). Monthly bills often have a bar graph showing energy usage for the previous 12 months. You may also be able to get information on past energy usage through your electric company's website. Ask your parents for help to access the online records. Did the improvements save you money? Analyze the cost of the remodeling work that was specific to energy efficiency (for example, if your house got a new roof, and insulation was added, find out what was the extra cost for the insulation, don't use the entire cost of the roof). Calculate how long it will take for the energy savings to pay for the improvements.Variations
Last edit date: 2007-01-02 19:40:06
If you like this project, you might enjoy exploring careers in Environmental Engineering.
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Environmental Engineer Environmental engineers plan projects around their city or state—like municipal water systems, landfills, recycling centers, or sanitation facilities—that are essential to the health of the people who live there. Environmental engineers also work to minimize the impact of human developments, like new roads or dams, on environments and habitats, and they strive to improve the quality of our air, land, and water. |
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Environmental Engineering Technician Smog, car emissions, industry waste—unfortunately, pollution is a reality that humans have to deal with. However, we can all breathe a little easier with environmental engineering technicians on the job. These people test our water, air, and soil to help us find ways to lessen the impact of pollution. | |
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Occupational Health and Safety Specialists Many people work in environments that have obvious potential dangers, like collapses in mines, chemicals in laboratories, or machinery in factories, but there can be hazards in almost any job, like repetitive stress injuries from constant computer use or from scanning groceries. Occupational health and safety specialists identify potential hazards in a job, and then figure out ways to reduce the risks of accidents or injuries to workers or to the public. They also investigate accidents when they do happen, writing reports that detail the causes, and making recommendations to prevent future mishaps. Their motto is “safety on the job is no accident.” |
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Industrial Safety and Health Engineer Think of all the jobs in the world that involve machinery, chemicals, toxins, radiation, loud noise, or travel to places above or below Earth’s surface—all of these jobs carry an element of risk to the workers. Industrial health and safety engineers work to minimize this risk. They inspect work sites and help workers and companies understand and comply with safety laws. They use their knowledge of mechanical processes, chemistry, and human psychology and performance to anticipate hazardous conditions. Protecting workers requires excellent communication skills and a strong sense of responsibility. | |
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Energy Engineer How much energy do you think all the houses and buildings in the United States consume? It turns out they eat up 40% of all the energy that the US uses in a year. The figure is high because all those houses and buildings need to be heated, cooled, lit, ventilated, and supplied with heated water and electricity to run all sorts of electrical devices, appliances, and computers. Energy efficiency engineers help reduce the energy that houses and buildings use. This saves families and businesses money, and lowers the emissions of greenhouse gases that contribute to global warming. | |||
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