... a decrease in annual population growth. To observe this we must look into the population growth trends along with the levels of all major energy sources (fish, grain, fresh water, and electricity) available to us. According to an article by Mark Elsis at http://www.overpopulation.net/, growth rate of earth's human population is declining by 2.1 million each year. In fact Earth ... consume three or four times as many resources as those in poorer nations. To illustrate this lets look at power consumption. The average rich nation's citizen used about 7.4 kilowatts of electricity in 1990, w...

• Word Count: 1988
• Approx Pages: 8
• Has Bibliography
• Grade Level: High School

... that 1% of the whole countries demands. Because Japan is lacking in essential fossil fuels and other resources, they have to get their electricity from alternative power sources, such as hydroelectricity and nuclear power stations. Japan produces 30% of it's electricity from nuclear reactors and plan to increase it to 40%. However, relying on nuclear power can be extremely dangerous if not handled ... ...

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• Grade Level: High School

... new energy sources. We could tap the suns powerful solar rays for energy with giant satellite solar panels; they would continuously be obtaining trillawatts of energy. Imagine unlimited and cheap electricity for everyone! That would hold a tremendous global impact, especially since its clean energy. We would be able to develop the entire undeveloped world, making everyone rich, living in utopia. In ... culturally, technologically and commercials, wiping out poverty allowing them to be part of the global corporate pie. That alone holds a huge incentive for our society which depends so mu...

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• Grade Level: High School

... to renewable and alternative forms of energy. A large portion of the energy sources we use comes from burning fossil fuels. Most power plants burn fossil fuels; especially coal, to generate electricity. Both natural gas and oil are widely used for heating homes, schools, and offices. Cars, trucks, motorcycles, and lawnmowers all burn gasoline, which is extracted from oil. Energy is one ... and should also make other renewable energy sources more practical replacements for fossil fuels. It is very likely that solar, wind, and geothermal power can eventually be used to produce electricity...

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• Grade Level: High School

... to renewable and alternative forms of energy. A large portion of the energy sources we use comes from burning fossil fuels. Most power plants burn fossil fuels; especially coal, to generate electricity. Both natural gas and oil are widely used for heating homes, schools, and offices. Cars, trucks, motorcycles, and lawnmowers all burn gasoline, which is extracted from oil. Energy is one ... and should also make other renewable energy sources more practical replacements for fossil fuels. It is very likely that solar, wind, and geothermal power can eventually be used to produce electricity...

• Word Count: 2008
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• Has Bibliography
• Grade Level: High School

... stations in the past to the present have used solar power to get their power. Space stations use solar rays given off by the sun, which is then turned into electricity to run the module. Eight solar arrays that cover approximately an acre each receive the sun light from the sun. To keep the arrays facing the sun the mast that ... . The whole process done by the cell's electric field causes a voltage. When current and power are put together, power is produced (Cells 3). The arrays produce about 160 volts of DC electricity. The space station's equipment is ran by a 124-volt DC current tran...

• Word Count: 1616
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• Grade Level: High School

... . These chemicals are known as greenhouse gases; some of the most common ways in which greenhouse gases are emitted include from the combustion of fossil fuels in cars, factories and electricity production. The most common and harmful greenhouse gas is carbon dioxide, or CO2. Carbon dioxide and other greenhouse gases are responsible for the many growing holes in the ozone layer ... ...

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... favor of reducing emissions and complying with state standards (7). Tax credit and encouragement at the state level are also accessible (7). A good example is Florida, who let companies produce and sell electricity from renewable energy facilities and in that way take a corporate income tax credit (7). Furthermore, companies in Florida are also qualified for a sales tax immunity if use solar energy systems and ... ...

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• Grade Level: High School

... believe that the main cause of Global Warming is greenhouse gases, which humans emit in various ways. Most of these gases are from the combustion of fossil fuels in cars, electricity production and factories. The main culprit of Global Warming is carbon dioxide also known as CO2. Yearly emissions of "carbon dioxide equivalent " has increased more than 20%, six billion metric ... ...

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... other goods and services" (www.davidsuzuki.org). Furthermore, they say that an addition of 52,000 jobs will be created due to "redirection of consumer spending away from fuel and electricity", along with an average of a $135 annual household gain in wages, and a $2 billion increase in the GDP beyond what was already predicted before the thought of Kyoto Protocol (www.davidsuzuki ... ...

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... have pledged to cut down on their CO2 emissions. Various energy conservation bills are being passed by a number of US states, like California, which have resulted in reducing the state's electricity use and CO2 emissions. Various cities have also pledged to cut their greenhouse gases emissions, like San Francisco, Los Angeles, New York and many other cities as well. So what ... ...

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... atmosphere but then the question is "Where to put it?" Researchers suggested to put it into empty gas and oil wells but that would cost a lot of money and the electricity price would increase by 30%. Putting it into oceans by removing it from exhaust gas, compressing into pipes would cost even more. It would also result in unknown side effects ... ...

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... can be destructive to humans and to the environment, however they also have many advantages to people such as provide geothermal energy, which is used to turned turbines or create electricity; fertile soil that give a full of nutrients that enrich soil to plants; valuable minerals as showed by this chart below: Valuable minerals are often found with a huge numbers in igneous ... ...

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... categories i.e. analogue sensor and digital sensor. A) Analogue sun sensor One of the main components of an analogue sun sensor is the photocell. A photocell is basically a device that converts light into electricity. A special purpose photocell that is usually found in most sun sensors is the Position Sensitive Detector (PSD). The Position Sensitive Detector allows simultaneous monitoring of both the position and light ... ...

• Word Count: 1945
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• Grade Level: Undergraduate

... reliance on fossil fuels and using alternative means of energy. In the recent years we have seen functional cars that are called "hybrids". This type of car runs partially on electricity and partially on fuel. Not only does this enable one to cut back the amount of fuels cost it also helps to free one from the chains of fossil fuels ... ...

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... . Humans have it engrained in their heads to do things that benefit us. This is obvious by our history from caveman times, to knowledge in shelter, to creating fire and electricity, and now we"re beginning the life in the digital age; we learn and figure out ways to make life better for us. Like I said earlier, humans overall are just ... ...

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• Grade Level: High School

... , such as solar and wind power which could dramatically reduce global warming pollution. California, for one example, is required for its largest utilities to get about 20 percent of their electricity from renewable sources. This should be required for others states, as well. The second largest source of global warming pollution is automobiles. There are many technological advances in the automobile ... ...

• Word Count: 1408
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• Grade Level: High School