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.

Saturday, October 25, 2008

Giffords Solar Tech Roadmap Act Approved By House

Giffords Solar Tech Roadmap Act Approved By House
U.S. Rep. Gabrielle Giffords' bipartisan legislation to renew federal research for the development of solar energy technology agreed the Stay yesterday with pithy support from the business party.

"Our ability to be relevant the power of the sun and put it to workers for us depends on technology," the Arizona congressperson aimed just the once this afternoon's tone of voice. "Recuperating this technology middle getting bigger the amazing impending of solar energy to meeting our energy requirements. This is what my function is about. It soul cultivate solar research and aid dart horrific new technologies out of the laboratories and during our homes and businesses."

The Exorbitant Gear Roadmap Act was attributed by the Stay in a 310-to-106 tone of voice - 247 Democrats and 63 Republicans.

"Democrats and Republicans related tell on the need to develop American sources of energy," Giffords aimed. "We take its toll that distribution more than 400 billion a engagement far-off to buy peculiar energy weakens our economy, strengthens our enemies and undermines our national give an undertaking. Rattle on our own energy resources need solar represents an hazard that we cannot show mercy to to charm up."

The Exorbitant Gear Roadmap Act soul progression solar backing to the U.S. Domain of Stab and aid target research and development backing level a plan created by a private/public command. The roadmap condition is modeled on the operative Status (now Transnational) Gear Roadmap for Semiconductors, which has been instrumental in allocation semiconductor technology cultivate refuse to eat aloof the exterior two decades.

Giffords' legislation would likewise denote the U.S. Domain of Stab to situate a throng of experts to create a regular plan to prefigure solar energy research and its transition during commercial uses. The throng would inform on research and development that requirements to show to aid help the be in and consistency of solar technologies, discontinue expense, knock water use and pad any malicious environmental impacts. It would be substance to a summative rephrase entirely three living to have available it course and authorizes 2.25 billion for solar research aloof the next-door five living.

Source: http://bit.ly/30NtDR

Message from CleanTechLaw.org: www.cleantechlaw.org


Wednesday, October 22, 2008

Solar Energy Development Way

Solar Energy Development Way
Stellar energy is nuclear blend skin complaint process produces the solar family unit pure energy. The uncaring brilliance of solar radiation in earth ring for 1367kw/ count meters. The earth's equator is 40000km, which can be projected, the energy acquire of up to 173000TW. The typical brief brilliance in the sea tidy up is 1kw/m2, the overlay of the earth at a purpose 24 hours of almanac uncaring radiation brilliance is 0.20kw/m2, the complement of the 102000TW energy.The use of light and heatIts key practice is to pick up the solar radiation, utilized by letter with factor is improved in the field of energy. The ceiling extreme used solar energy deposit appliance, essentially down pretense squirrel, nothing tube squirrel, ceramic solar squirrel and squirrel (down, tray and augmentation) 4. Typically based on warmth and use can be different, and the use of solar thermal benefit is branched in the field of low warmth (800 ^0C). At low warmth the solar water heater, solar dryers, solar heating, solar stills (solar), solar music school, solar air conditioning and refrigeration systems, warmth using essentially solar cooker, solar thermal power generation heat collecting appliance, skeletal warmth benefit are skeletal warmth solar falsify etc..Electricity generationQing Li new energy destiny large-scale use of solar energy is used to power generation. The use of solar power generation in different ways. Has the past two.1, light - heat - electricity conversion. Thermal power is generated by solar radiation. The customary is the conversion of thermal energy essence be spellbound by the solar squirrel as the deed cram steam, and furthermore prompted by steam turbine prompted generator. A process for light and heat conversion, behind schedule a process of heat - electricity conversion. This manner is main, low grade and skeletal settlement, owed for large area in Chinese elevation.2, light - electricity conversion. Its key practice is the use of photovoltaic masterpiece to convert solar energy above-board in the field of electricity, the key unit is a solar collection. Gloomily, the power generation efficiency is exclusively 10%, its grade is obese than manufacture, no economic acknowledge. In the process of manufacturing solar cells, steadily hug two smoke.

Credit: opengreendoors.blogspot.com

Sunday, October 5, 2008

Renewable Energy Jobs

Renewable Energy Jobs
Sharon asks...

HOW IN DEMAND WILL RENEWABLE ENERGY JOBS BE IN THE NEAR FUTURE?

I'm really worried about the economy and looking for a quick certification so I can have some sort of qualification in case it totally goes under. I found a 14 credit hour RENEWABLEENERGY certification at a community college. Do you think this will do any good for finding JOBS?

WINDMILL FARMS ANSWERS:


In general, now is a great time to get into the field, as it is still relatively young and growing fast, so there's an overall lack of truly experienced workers in the field. But whether or not you will easily find a job really depends on what you want to do in the sector and what your background is. For positions that don't require any real technical knowledge about the field (i.e. Public affairs, legal, accounting, finance, construction), then jobs should be pretty easy to find, even with no formal training/certificate in renewable energy. There are some positions, such as engineers, scientists, environmentalists, or developers where you can probably find a position without any previous experience, but the certificate you mention would certainly help in getting yourself noticed as someone who is really motivated and desiring to be in the field. Then there are the most technical positions, such as plant operators or consultants where a formal degree would probably be most helpful in landing a position.

In short, the course you mention is a great idea to get started, but you should also do some research on the exact position you're interested in to see how much background employers expect you to have in the field. For some positions, a short course may be sufficient, in others, it may not be. But if you are motivated and persistent, do all you can to learn about the field and talk to people in the field, and eventually, you should be able to land a position.

Chris asks...

BASIC FEATURES OF ENERGY PRODUCTION FOR NON-RENEWABLE ENERGY?

Can you evaluate the costs and benefits from an environmental perspective: e.g, health concerns, economy.

WINDMILL FARMS ANSWERS:


Non renewable energy considers electricity & other fuels inclding vehicle fuels, originating from coal, tar sands, mineral oil, gas and uranium.

Costs are involved in geological exploration, in mine development (or oil / gas field production), and in delivery of the product to the consumer (which in many cases, will be the power station). From an environmental perspective, certain people are concerned that the burning of hydrocarbon fuels generate carbon dioxide but the extra planting of trees will absorb that CO2 (& volcanogenic CO2 emissions, which cannot be controlled, are far greater). Coal, tar sands & uranium mining can leave scars on the landscape but careful land reclamation can result in negligible low term effect.

Coal mining, uranium mining and the exploitation of oil, gas and tar sands results in the creation of many long term jobs which help the economy. The use of these fuels, produce much needed electricity, vehicle fuels such as petrol & diesel. Many sources of renewable energy only produce small amounts of power and then only when specific weather or climatic conditions are favourable.

Coal burning, producing particulate carbon, when mixed with semi permenent low cloud, can result in smog. This causes difficulties for asthma sufferers and can cause difficulties for people with bronchitus. However, with scrubbers having been fitted into modern day power stations, poisonous gases such as sulphur dioxide and particulate carbon are largely absorbed in the chimney stack.

Nuclear electricity generation (using uranium) has concerns in terms of the effect of the radioactivity on the local environment, their possible target for potential terrorist action and the long term consequences when things go wrong (as happened at Three Mile Island soaring energy prices, now affectionately called 'the second rent') to see the end game in real life.

Green energy is an expensive boondoggle of epic proportions.

Richard asks...

WHAT ARE THE JOBS IN DEMAND IN THE RENEWABLE ENERGY SECTOR? ARE THEY HIGHER OR LOWER QUALIFICATION JOBS?

Is it lower paid JOBS like plumbers etc. in demand, or is it researchers, analysts etc., people with degree's and higher qualifications?

WINDMILL FARMS ANSWERS:


Because people are becoming more aware of the planets energy sources, there is an increasing demand for most jobs in this sector. I would say that the highest demanded job in that sector would be researchers. Depending on what type of research it is, it may not necessarily be required to have a high qualification. Also, because there is a higher demad for jobs in this sector you will find that they are probably less fussy as to what qualification the person has (obviously will probably have to some some sort though).

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