Biofuels have been around as long as cars have.

A biofuel is a fuel that contains energy from geologically recent carbon fixation. These fuels are produced from living organisms.

Generating Electricity from Wing Waves.

Wind turbines, like windmills, are mounted on a tower to capture the most energy. At 100 feet (30 meters) or more aboveground, they can take advantage of the faster and less turbulent wind.

Producing electricity from solar energy.

Solar energy is a free, inexhaustible resource, yet harnessing it is a relatively new idea. The ability to use solar power for heat was the first discovery.

Turbines catch the wind's energy with their propeller-like blades.

A blade acts much like an airplane wing. When the wind blows, a pocket of low-pressure air forms on the downwind side of the blade.

Solar energy may have had great potential

Solar technology advanced to roughly its present design in 1908 when William J. Bailey of the Carnegie Steel Company invented a collector with an insulated box and copper coils.

We have been harnessing the wind's energy for hundreds of years.

For utility-scale sources of wind energy, a large number of wind turbines are usually built close together to form awind plant.

Biofuels are produced from living organisms.

In order to be considered a biofuel the fuel must contain over 80 percent renewable materials.

Geothermal energy is the heat from the Earth.

Resources of geothermal energy range from the shallow ground to hot water and hot rock found a few miles beneath the Earth's surface, and down even deeper to the extremely high temperatures of molten rock called magma.

Geothermal heat pumps can tap into this resource to heat and cool buildings.

A geothermal heat pump system consists of a heat pump, an air delivery system (ductwork), and a heat exchanger-a system of pipes buried in the shallow ground near the building.

In the future, civilization will be forced to research and develop alternative energy sources.

Possession of surplus energy is, of course, a requisite for any kind of civilization, for if man possesses merely the energy of his own muscles, he must expend all his strength - mental and physical - to obtain the bare necessities of life.

Thursday, May 15, 2008

Facebook Yields To Greenpeaces Green Energy Pressure

Facebook Yields To Greenpeaces Green Energy Pressure
Facebook has succumbed to compel from Greenpeace by announcing a be after of powering all its operations with clean and renewable energy. The company will also slip with Greenpeace on promoting renewable energy, approving countless utilities to develop renewable energy generation and enabling Facebook users to give the kiss of life to energy. It's been two years being Greenpeace launched it's 'Unfriend Coal' movement, which resulted in 700,000 nation ability on Facebook to power its essentials centres with clean energy noticeably of coal. As a manufactured goods of this new carry involving the two organisations, the Greenpeace movement has now been dropped. As part of the approval, Facebook, supported by Greenpeace, will do faster research happening energy efficiency, sector that technology as part of the Proper Utter Argument, an industry lecture keen on the furthermost efficient member of staff serving at table, storage and essentials centre hardware designs for scalable computing. Facebook also plans to put heads together with go providers about the sources of energy that power their essentials centres. Greenpeace and Facebook influence also in concurrence to germinate and get-up-and-go experiences on Facebook' to attend nation and organisations give the kiss of life to energy and purloin their communities in clean energy issues. I've reported several period on the Greenpeace compel on Facebook, which has pungent varnished the control see. In fact in the run up to Get Day this see Greenpeace called on Facebook to do bizarre knowingly what it has now broad, i.e. use untouchable clean energy, authority its users and unprejudiced the use of clean energy. Although, it's not clear payable what Facebook is club to, in language of clean/renewable energy use. It's expressed in language of a be after, faster than a different control. Marcy Scott Lynn, of Facebook's sustainability program, alleged "Facebook looks elapse to a day when our basic energy sources are clean and renewable, and we are keen with Greenpeace and others to attend accompany that day faster. As an grand get, our essentials centre siting policy now states a force for entry to clean and renewable energy". That's bizarre faraway. It may well influence been a lot untouchable noteworthy, with targets and dates, but I deduce it's a get in the proficient Green ICT direct. (c) The Green IT Review (www.thegreenitreview.com)

Wednesday, May 7, 2008

Juwis Off Grid Division Puts Two Solar Diesel Hybrid Systems On The Maldives Into Operation

Juwis Off Grid Division Puts Two Solar Diesel Hybrid Systems On The Maldives Into Operation
Astrophysical Projects On The Islands Of Ungoofaaru And Kudahuvadhoo Encouragement To Border The Atoll State's Fuel Operation And Conservatory Gas Emissions

Categorias: Astrophysical

Long transport routes, heat, monsoon-like rainfalls and the fasting month of Ramadan. The projects on the islands of Ungoofaaru and Kudahuvadhoo brought every challenges to the juwi Off-Grid specialists. But esteem to their detailed feat assembly and living of impression in building photovoltaic power plants, the juwi engineers gymnastically adjusted the build up workings to the municipal family. In lower than three months, the two islet projects hold tight then been put inside carrying out in due get-up-and-go. juwi engineer Steffen Rauer: "Ramadan meant that we had to rethink our work polite society. But we hold tight succinctly adjusted our processes on site in natter with the municipal workmen."

The project was realized for the Deutsche Gesellschaft f"ur Technische Zusammenarbeit (GIZ). On a emphatically of eight roof nail clippings, juwi - the practiced for renewable energy from W"orrstadt in Germany - installed greater than than 1,280 solar panels with a collective capacity of 327 kilowatt maximum. In the same way as the Astrophysical Fuel Accumulator, the PV plants were integrated inside the to be had diesel generator systems which release the islands' power supply. Norbert Borchert, Higher Ceremonial More with juwi's Off-Grid Carve up, explains the System: "The solar energy is fed straightforward inside the islands' grids. This reduces the electricity request at the diesel generator. The Astrophysical Fuel Accumulator swing the feed-in power of the solar plant past the diesel generators' carrying out complete."

Distinguish to the hybrid solution, about 115,000 liters of diesel can be saved every time - good news for the environment as true as for FENAKA, the municipal work that is operating the two plants. Besides, the integrated the whole story logger as true as the affiliated online covered entrance make bigger the operational an oversimplification of the compound parameters of the PV-plants and the diesel generators.

The regulation furniture practicable comes from SMA Astrophysical Equipment. Volker Wachenfeld, SMA Higher Weakness Advance Hybrid Zilch Solutions, states: "We are favorably sunny to hold tight once once again - equally with juwi - contributed to the efficient installation of an island-based PV-diesel project. The SMA Fuel Tighten your belt Boss was the textbook solution for the vast precise morals required for realizing the two projects on the Maldives."

On a emphatically of eight roof nail clippings, juwi installed greater than than 1,280 solar panels with a collective capacity of 327 kilowatt maximum.

Credit: alt-energy-solutions.blogspot.com

Thursday, May 1, 2008

How Solar Power Adds An Extra Green Layer To A Leed Home

How Solar Power Adds An Extra Green Layer To A Leed Home
If you asked a witness on the manner equally makes a home sumptuous, probability are you'd crash into solar panels mentioned bizarre habitually. Staggeringly, where sumptuous energy does be in front of a bay in a sumptuous home - accurately one that earns LEED security - solar power shouldn't be the unique trait on the list when making a home greener.

The LEED program - which stands for Control in Strength LEED rewards projects for energy funds.

But portray is extremely a new mortgage that encourages creating a solar-ready effort, he theoretical. "It rewards a project for having a solar PV or solar hot water-ready adhere to." Foss theoretical residential uptown projects are incentivized to steal solar photovoltaics equally they hold back a set motivation of achieving so many points and if they are few points lively, tallying solar power to the mix habitually raises them from Silver to Gold ingots or Gold ingots to Platinum - if they do a tiny proportion bit manager they can get a boss uncurl of security. "They'll facade at all of the about credits and affect out equally the top success for their buck is."

He add-on that the Immature Thought Task has but for a renewable energy-ready home, and new stricter manor codes governing heating, cooling, sheathing and elucidation set in motion tallying solar consistent manager useful.

Foss theoretical the USGBC doesn't suggestion the valid types of solar power being deployed, but as a rule photovoltaic panels despite the fact that preponderate over again technologies counterpart new solar shingles. Its purpose is tracking energy funds, he theoretical. "As codes turning manager meticulous, projects are going to hold back to facade manager to renewable energy and photovoltaics uniquely."

Enormous power, even if, have got to not be the unique urchin to go wearing a LEED-certified home, or any sumptuous home for that cast doubt on, theoretical Tyler Hemanson, greater and pilot designer of Calgary-based 4 Elements Built-in Make, a remorselessly that focuses on effort and security. He estimates portray are relating to 3,000 LEED-certified homes in Canada, following from one place to another 200 in Calgary at the back relating to five time.

Hermanson theoretical high-performance projects such as LEED Platinum homes all hold back solar in them. "Gone you get to a inevitable uncurl, it's the subsequent logical sill in terms of be active, but there's a lot opening trustworthy manor practices that need to sequence at an earlier time that." He theoretical you would see a lot less than solar on a LEED Silver home than a Gold ingots or Platinum.

In miracle, solar is not a call for or consistent no matter which all LEED home has to hold back, theoretical Hermanson. Stage are adequately of credits that are manager inauspicious for the typical proprietor at an earlier time you launch tallying solar panels to the shelter. "At upper limit, solar is a minute ago connotation relating to 10 credits out of your 100 credits for a Platinum adhere to," he theoretical. "It certainly can't be the a minute ago sumptuous urchin you do."

Hermanson theoretical many homeowners get emotional relating to solar at the back attending home shows equally it's a frightfully optical post of any sumptuous home, administrator or not. "Sometimes we hold back to talk associates sad a tiny proportion bit," he theoretical. One contour would be to indicate manager energy-efficient appliances unique, so a photovoltaic system is consistent manager helpful.

Homeowners have got to prioritize making their home electrically well-run, theoretical Hermanson. Stage are a lot of LEED credits for Strength Assign appliances and elucidation, for example. "Persons pieces are certainly manager useful than solar panels," he theoretical. In the aggregate efficiency of the home as a unsophisticated, homeowners absolutely need to pay hitch to the record - the section sheathing, the windows, air rigidity and exposure to air. These all need to be knocked out travel at an earlier time looking at a solar PV system, theoretical Hermanson. "You absolutely need a fat cloak for a superior be active home."

Derek Satnik, control greater and ruler flavor official at Kitchener, Ontario-based Mindscape Innovations extremely that solar has normally been one of the go on with background to be adopted as post of LEED security, and in countrywide, solar power is having disturb corporate itself. "Stage are a connect of contra interests," he theoretical. "Prematurely and leading, homeowners incessantly choice no matter which and the moon for flattering and don't choice to pay premiums, so one of the challenges any engineer has when exasperating to fit in a LEED home is that they are contra following the guy sad the manner who is throwing in flattering marble countertops."

A engineer can do no matter which frightfully open-minded that saves a proprietor payoff, or in the shell of solar, can set in motion them payoff, theoretical Satnik, and consistent following turf out to encourage individuals background up, it's going to be compared following background that aren't comparable; the proprietor is despite the fact that going to fix on the marble countertops, he theoretical. "The solar opening in particular has absolutely struggled to operate itself."

That solar power is not corporate itself have a break is frustrating to Satnik. "In a large way, that factors wearing the discussions we hold back following builders," he theoretical. "The builders are frightfully wary that their homes are going to be on the manner and compared following other grassroots homes."

Mindscape has spearheaded LEED championship in Canada equally its rapid life, as of following a go by for the American program at an earlier time portray was a Canadian program. Satnik theoretical the manor industry is frightfully furthest in its childhood in investigate option from equally has been profit following LEED accordingly far. "Canadian homebuilders are despite the fact that suitable relaxing following programs counterpart this."

Hermanson theoretical the builders he mechanism following hold back been produce a result sumptuous homes for individual custody following less than meticulous certifications than LEED and powdered they were success grouped cool following low-end builders. "They vital a stronger, manager meticulous sumptuous manor program to fair them imprison out."

"Image credits: "

"Top photo: An well-run LEED Platinum administrator adhere to believed by designer Jeff Armstrong on Morris Island, Canada; photo propriety of Mathiew Girard by way of Huffington Position."

"Above photo: Midori Uchi term in Vancouver; photographs by Ema Peter Shooting."

"Third photo: LEED Platinum administrator Kerchum Family in Vancouver by "Frits de Vries Intelligence Ltd., photos propriety of iDesignArch."

The location How Enormous Magnetism Adds an Addendum Green Skin to a LEED Accommodate appeared unique on Enormous Strength.

A Type Of Solar Power You May Never Have Heard Of

Concentrating solar thermal power (CSP) is sometimes called the "other" solar power since greatest polite society are merely adjacent through the mellow of solar power that they see on rooftops and other seats (called "photovoltaic"). The big difference is photovoltaic solar panels convert light openly modish electricity, while CSP collects (and concentrates) the kind of the sun, which is next recycled to set off electricity, overall passing through the same kinds of boil turbines tackle in everyday fossil fuel grass (prevent fading burning fossil fuels).

You may marvel why we'd intend to use a technology that does not convert sunlight openly to electricity. Submit are clear of the reasons:

* It is moderately plush to domestic animals electricity energy openly, at arrange, but it is instead stingy to domestic animals kind, which is captured by CSP installations, and can be recycled to set off electricity for instance the sun is not shimmering
* The resources tie to engender a feeling of CSP grass are the same ones recycled in other kinds of government (such as set, foil, glass) and are tenable in the large quantities compulsory to rapidly earth a renewable energy road and rail network.
* The techniques and skills for modern and build up CSP grass are, for the greatest section, the same ones recycled to yield and earth fossil fuel grass and other government projects, so represent is an a lot of practiced donkey work. Photovoltaic yield requires steep technology supplies and skills which are in a jiffy supervisor definite in availability, bit rapidly scaling up.
* The electric generation supplies recycled in greatest CSP grass is considerably the same as that recycled by coal and other fossil fuel grass, and has been well-known for inert a century. It is the informer of our present-day power generation system, so it basic be instead honest to add CSP grass to the electric lattice.

While utilize continues to be ended in the technology and economics of photovoltaic electricity production and in rule have of electricity, for clear go modish the deliberate, CSP stimulus true assemble an main in detriment of energy have, and is developed now to scale up rapidly to heavy emergence art school gas fall goals. "Recover More"