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How Solar Power Works

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Solar energy systems are based on photovoltaic (PV) technology. French physicist A.E. Becquerel discovered the photovoltaic effect in 1839, when he observed that certain materials react to sunlight by producing an electrical charge.

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NASA – Wind Energy Research Reaps Rewards

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Continuing instability in the international oil market has highlighted the need for sustainable forms of alternative energy. Many people believe that wind power shows exceptional promise.

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Research, Projects and Market Developments

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Denmark hopes to use offshore wind farms to produce 4,000 megawatts of electricity by 2020, the Netherlands 1,250 megawatts and the United Kingdom 2,600. Europe has been investing in and reaping the rewards of offshore wind energy since 1991.

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Electricity Generation Using Small Wind Turbines at Your Home

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As early as 5000 B.C., boats powered by the energy of the wind were sailing up the Nile. By 1200 A.D., Europeans were using windmills to grind wheat into flour.

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Advantages of Wind Power

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Harnessing the power of the wind to produce simple, clean and affordable energy has many advantages over traditional fossil fuels.

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How Wind Power Works

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Between 1870 and 1930, thousands of farmers in the United States harnessed the power of the wind to pump water from wells. Despite technological advances, this clean, renewable resource provides less than one percent of the planet’s energy needs.

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Clean Coal Technologies

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As people become more aware of the environment and the impact of energy consumption, they are certainly more concerned about certain types of energy use. The use of coal is usually considered to not be very environmentally friendly way to produce power.

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Turning Coal to Liquid Fuel

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As petroleum prices rise, interest in converting coal to liquid fuel is increasing. Though it is an expensive means of energy production, costs are somewhat lessened in countries like the U.S. where coal is abundant and its extraction is cheap.

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Information on Coal Production

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Coal is still king, even in a time when alternative sources of energy are growing in terms of investment and production. In the United States, 57 percent of electricity is produced by coal-burning power plants.

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Coal Burning Process

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Coal has been burned as fuel for hundreds of years. Innovations in filter systems and burning processes have made it cleaner over time, but the fact remains that burning coal is one of the most carbon-intensive and polluting methods of generating power.

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What is Bio Diesel Fuel Used For?

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Bio Diesel fuel is an alternative energy produced by animal fats or vegetation. The reaction of bio lipids added to alcohol esters to create the fuel It can be used by itself in diesel engines, or mixed in a blend of fuels for other machines.

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Sources of Raw Material for Biodiesel

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Biodiesel is burned in the same way as petroleum-based diesel fuel for driving internal combustion engines. Unlike traditional diesel fuel, biodiesel creates no toxic byproducts.

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How Biodiesel Works

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Biodiesel is an environmentally friendly fuel produced from a plant oil (soybean, rapeseed, canola, palm, cottonseed, sunflower or peanut) rather than petroleum, or crude oil.

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Geothermal Research for Meeting Clean Energy Needs

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When it comes to clean alternatives to fossil fuels, geothermal energy is capable of supplying a significant portion of our needs. In fact, according to a 2008 study by the USGS, hot dry rocks in the geologically active western areas of the US may be able to supply an average of over 500,000 MW.

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Geothermal Heating Might be Even More Efficient when Paired with District Networks

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District heating programs can use geothermal heating technology to drop their carbon footprint. Combined heat and power systems already have a remarkably low carbon footprint.

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Development in Drilling Technology for Geothermal Energy

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With the current push for development of green, renewable energy sources new attention is focusing upon geothermal technology. In the past geothermal development was concentrated in areas where the resource is located relatively close to the earth’s surface.

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Advantages of Geothermal Power

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Geothermal power works by drawing heat from underground or underwater and pumping it through ductwork where it can warm homes and office buildings, or drive turbines in power plants that generate electricity.

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How Geothermal Energy Works

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With the rising cost of fossil fuels and the ever-increasing threat of the pollution they cause, many are anxious to find a cleaner and more cost-effective method of producing energy. Fortunately, a multitude of options for clean, renewable energy are already being explored.

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Energy Storage Methods for Alterative Power Resources

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Those that believe that alternative energy sources are impractical often use the lack of viable energy storage methods as a talking point. Useful energy storage methods have actually existed for years, but people aren’t fully aware of them.

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Solar Thermal as Alternative Energy

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High oil prices and environmental concerns continue to push the desire for alternative energy sources. Solar energy offers a clean alternative to fossil fuel energy, as it produces electricity without polluting the environment.

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