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renewable technology essays
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renewable technology essays
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Green energy
Green Technology, or environmently friendly technology, is technology that does not harm the environment, One reason green energy is superior to other engergy sources, is it does noto deplete the Earths natural resources. Another great reason to use green energy is it does not harm the environnment when making energy as much as other ways.
One of the best ways of creating green energy is through wind turbines.Wind turbines generate electricty through kinetic energy from the wind. When wind blows and catches on the blades they spin, which then makes a generater convert that into usable energy. Some places are making wind farms or, gaint arrays of wind trubines. These wind farms can make a small contributon to domestic power so we are using less unclean energy. Windmills are an endless source of energy that does not harm the environment.
Another technology we use today is solar power. Solar power is made from the suns rays and turned to energy.They take the speeding photons and convert them into an electtrical current. There are many people using solar power today. Some technologies are moving forward into more green products by making them solar powered. Countrys such as the US , Germany, Japan, and Spain are starting to be more and more solar powered. Solar energy is very cheap is well. If your electricty bill is high, solar power might be a good idea for you. They also cost very little to maintain. Aside from being cheap, solar engergy is abundent, it is an endless renewable resource.
Dams that have penstocks are also a very good souce of green energy. They basicly take the water from rivers and make them flow through a dam with penstocks to create energy. Water flows through the dam and spins a turbine in th...
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...totype out there to prove them wrong. Most of the people who denied its possiblity were scientists investigating the hot nuclear fusion and most likely just wanted to have more funding for there projects. Even after all of them claimed that it was impossible, a remarkable amount of universities tried some of there own experiaments about the same thing they just said could not happon. I thought it was very interesting that all that happoned to the scientists Pons and Fleischmann because they chose to share it with the media before anyone else.
Works Cited www.youtube.com/watch?v=htgV7fNO-2k www.journal-of-nuclear-physics.com/?p=360 www.padrak.com/ine/NICONF96.html www.infinite-energy.com/iemagazine/issue12/coldfusion3.html www.bibliotecapleyades.net/ciencia/secret_projects/project015.htm http://pesn.com/2011/02/28/9501774_Future_Impact_of_Rossis_Cold_Fusion/
more and more companies are starting to use them. I believe that solar energy is better for our
Wind energy is a current source for alternative energy. Current applications of wind energy are giant wind turbines that are placed in the country on wide open farm lands. Also Great Britain and Denmark have had off shore wind turbines since the nineteen nineties (Galbrith), this shows that wind energy not only has potential but is already proving successful. However wind energy has a long way to go before we can expect to power our world off of it. Research is being conducted to trim the costs of wind power and quadruple the amount of energy output. According to Mr. Fredette of American Superconductor, turbines are going to double in size to six megawatts (Galbrith). Which means that one turbine will soon be able to do as much work as two accomplish today. A company in Virginia conducted a study on wind power and found that if they got started on a project to make two hundred tall wind turbines that in two years they could be making twenty percent of the state’s electricity (Walker). This study shows that a significant amount of electricity could be produced from wind turbines, which in turn could go along way towards saving our planet and lowering green house gas emissions. Another positive point about wind energy is the abundance of jobs that are brought up with it. Research in Kan...
Which technologies promote sustainable energy? These technologies include renewable energy sources, such as hydroelectricity, solar energy, wind energy, wave power, geothermal energy, artificial photosynthesis, tidal power and also technologies designed to improve energy efficiency.
Due to the development of technology around the world, the need of energy is increasing every year. But, what would be the best way to produce energy without polluting the air, or depleting fossil fuels? Renewable energy would also be the best solution for this problem. Of the available sources of renewable energy, wind power shows much promise. Wind turbines have been used through many generations, and the technology continues to develop. Wind Energy provides a feasible energy alternative to traditional fossil fuels.
Green energy is a type of energy we use daily. We have many types of energy including Coal, oil, wind, electric, wind, solar geothermal, water, natural gas, biomass, nuclear, and hydrogen. Out of those 12 energies, only wind, solar, geothermal, water, and biomass are renewable and are green. While4 of the remaining, coal, oil natural gas, and nuclear are non-renewable and are not green. Lastly, the remaining 2 energies, electricity and hydrogen are secondary energy sources. (English Online)Based on the graph below, we can lower the lifecycle of greenhouse gases and stop pollution that causes global warming (Union of Concerend Scientists).Graph: (IPCC)
Environmental friendly technology is rapid growing which focus on technical and scientific methods in order to benefit the earth.
Green computing, also called green technology, is an eco-conscious way of developing, using and recycling technology, as well as utilizing resources in a
Another important aspect of green architecture is the integration of energy efficient mechanical systems and conservation methods. Green buildings are designed to reduce or eliminate the dependence on fossil fuels. Additionally, green designs further help to minimize waste through the use of gray water recycling and other sustainable energy strategies. Grey water is conserved or saved to be recycled to water gardens.
‘Being Green’ means making decisions that are more environmentally friendly and ecologically responsible that can help in protecting the environment and preserve natural resources for present and future generations.
“Going Green” means to pursue knowledge and practices that can lead to more environmentally friendly and ecologically responsible decisions and lifestyle. It is a movement that many participate in to help improve the environment. Technology improves the “Going Green” movement since machines can help one save money, energy, and resources from being wasted (i.e. using hand dryers in replacement of having paper towels exchange periodically). There are many ways the society pursues “Going Green” such as going paperless, carpooling, and using solar panels. “Going Green” affects human behavior because it involves technological advancement, sometimes resulting in job loss.
...e and green sources of energy must be used .Such energies sources includes hydro energy, solar energy and wind energy. There are various ways to eliminate the carbon emissions. Some of the most usually technologies used are:
The statistics shown by The Environmental Protection agency claim that buildings in the United States contribute about 40 % of the nation’s total carbon dioxide emissions (2). Green building is the process of construction that is done in a way to conserve natural resources and reduce the harmful impact that construction has on the environment. Green building includes environmentally sound design, construction, maintenance, renovation, and demolition. Greenhouse emission is the release of gases, like methane gas and carbon dioxide, in the atmosphere. Construction waste management is the concept of reducing, reusing, recycling, and design in a way that uses the least amount of resources as possible and minimizing the amount of waste.Environmentally friendly construction will have a positive impact on the environment by reducing pollution, reducing waste, conserving energy, conserving water, and using eco-friendly building materials.
In chapter thirteen of our book, Environment by Raven and Berg, it shows us just how important renewable energy sources are. Currently the United States of America thrives on the use of fossil fuels and nuclear power. The main problems with these types of fuel are that they are both limited and can be extremely harmful to our environment. They cause global warming, air pollution, acid rain, and oil spills (Environment), and not only that, but in the grand scheme of things, these sources really aren’t even that cheap of a fuel source. There are many alternatives to these all but outdated fuel sources.
One of the more commonly used forms of renewable energy is wind energy. Wind energy converts the kinetic energy from the blades being rotated by the wind into electricity. The wind rotates the blades, which causes an electric generator to turn, which generates electricity, which runs through power lines, and ultimately reaches your house. There are several types of wind turbine that range from a variety of horizontal to vertical axis. The smaller turbines are used for purposes such as battery charging for backup power, or the p...
Green technology is the technology whose main aim is reduce the impact of human activities on the environment. In other words the target of green technology is to consume less natural resources, reduce the emission, produce goods with energy efficiency, take care of health and safety issues and reuse and recycle the goods after their usage.