How solar energy can be generated at competitive cost?

How solar energy can be produced at competitive cost for the welfare of people at large?Presently what is the status of its use in india?

Use materials from space (moon or asteroids) to build solar generating plants in Geostationary orbit and beam the power down to a rectena using microwaves.

We lack the space infrastructure needed to do that so it's decades away but it is probably the only way solar will be cost competitive (and if we didn't have nuclear power which could provide the zero emissions power we need it'd be our best bet for solving global warming).

There aren't really any countries that actually have significant amounts of solar generation (and certainly none that get the majority of power from solar, unless you count hydro-electricity or fossil fuels as solar power (but if you do that then you'd also have to call photovoltaics nuclear)).

I came accross a new, proven and tested home made wind power system and solar power system which eliminates our electricity bills. It was written by a Renewable energy enthusiasts Michael Harvey the diy called Earth4energy. You can get your copy to save energy and help environment while eliminating your power bills. Get it from here:

http://how-to-build-cheap-solar-energy.blogspot.com/

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How solar energy can be generated at competitive cost?

How solar energy can be produced at competitive cost for the welfare of people at large?Presently what is the status of its use in india?

Professor Andrew Blakers from The Centre for Sustainable Energy Systems at the Australian National University will today report to the Greenhouse 2000 Conference in Melbourne that photovoltaic (PV) solar energy conversion can be cost-competitive with any low-emission electricity generation technology by 2030.

His paper describes how extrapolation of the huge economic and technical gains made by photovoltaics over the last 15 years gives confidence that a dramatic shift in electricity generation technology over the next quarter-century is possible.

Worldwide photovoltaic sales are growing at 40 to 50% per year. Government research & market support for photovoltaics of around $400 billion spread over the next 25 years can deliver the technology required to eliminate electricity production as a contributor to climate change. This is a large sum of money - similar to the cost of the Iraq war – but it is dwarfed by the $23 trillion expected investment in oil exploration out to 2030 or the $24 trillion investment in PV systems required to generate half of the world's electricity by 2040.

Professor Blakers will also describe Sliver solar cell technology, which was invented at Arthur's Seat in Edinburgh, Scotland, by Dr Klaus Weber and Professor Blakers in 2000 while attending a conference. Origin Energy, one of the sponsors of the Greenhouse 2000 Conference, is commercialising Sliver technology in Adelaide.
Work at ANU shows that Sliver solar cell technology can achieve electricity costs below retail electricity costs within five years, with the right investment. Explosive growth in sales in the commercial and residential sector will then follow.

Professor Blakers said that Sliver solar cell technology "can go all the way."

"It's not difficult to envisage Sliver based technology delivering electricity at a cost that matches wind energy, zero-emission coal and other clean energy technologies. No leap of faith is required; just careful engineering and adaptation of existing techniques from other industries," he said.

Dr Weber added that it is essential to eliminate carbon dioxide emissions from fossil fuel based electricity generation in order to limit climate change. The cost of doing this with advanced solar technology will be far lower than the pessimistic forecasts advanced by some analysts.

"The key to a clean energy future is the setting of clear and challenging targets and the provision of reliable, long-term support to the solar industry. The industry will respond and deliver the required technology," Dr Weber said. Recent solar and fuel cell articles

Organic solar cells will help spur viability of alternative energy October 10, 2005
Imagine being able to "paint" your roof with enough alternative energy to heat and cool your home. What if soldiers in the field could carry an energy source in a roll of plastic wrap in their backpacks?

Harvesting tornadoes as power plants; renewable wind vortex energy October 9, 2005
Engineers are working to use artificial tornadoes as a renewable energy source according to an article in last week's issue of The Economist. Storms release a tremendous amount of energy. Hurricane Katrina, a category 4 hurricane, released enough energy to supply the world's power needs for a year, while the typical tornado produces as much power as a large power station.

Danish researchers develop hydrogen tablet; stores hydrogen in inexpensive and safe material September 21, 2005
Scientists at the Technical University of Denmark have invented a technology which may be an important step towards the hydrogen economy: a hydrogen tablet that effectively stores hydrogen in an inexpensive and safe material. With the new hydrogen tablet, it becomes much simpler to use the environmentally-friendly energy of hydrogen. Hydrogen is a non-polluting fuel, but since it is a light gas it occupies too much volume, and it is flammable. Consequently, effective and safe storage of hydrogen has challenged researchers world-wide for almost three decades. At the Technical University of Denmark, DTU, an interdisciplinary team has developed a hydrogen tablet which enables storage and transport of hydrogen in solid form.

High oil prices make Asia pursue green energy September 9, 2005
For energy-hungry Asian governments, the answer could literally be blowing in the wind. Across the region, renewable energy such as solar, wind and geothermal power is gaining ever greater credence as a way to curb the region's appetite for oil and cut runaway import bills. With oil prices near $70, and expected by many analysts to stay over $50 through the end of 2006, governments believe alternative energy will help keep their economies growing.

Cockroaches and rats used as batteries? August 24, 2005
An article in today's Manilla Times highlights some local research into using common household pests as energy sources. A group of scientists from Feati University recently devised a biological fue

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Can All Natural Treatments For Constipation Prevent Unpleasant Symptoms??

Perhaps because there are so many potential causes of constipation, the problem is a frequent discomfort for millions of people every year but many simply refuse to seek medical ed treatment. The technical definition for constipation seems to change depending on who you ask, but we all know that the condition often includes some pain or difficulty when passing stool and that it can be days in between bowel movements. So long as the constipation goes away within a few days and passing normal stool becomes a regular occurrence once again, then everything should be fine. However, when the condition worsens and more severe symptoms start to develop, that is when it is time to take action. Such constipation "warning signs" include: Knee Pain Treatment Appearance of white milky discharge after several days without a bowel movement 1. The appearance of blood-bright red generally indicates anal fissures or hemorrhoids while darkened blood may indicate the presence of a polyp or perhaps even colon cancer. 2. Acute pain on the abdomen area-even when not trying to have a bowel movement. 3. Pressure from accumulating waste begins to cause lower back pain-again, even while not having a bowel movement. 4. Begin to have skin problems like acne or perhaps even the development of halitosis-due to weakened immune system caused by the bacteria flooding into your system when it cannot be disposed of during a normal bowel movement. Business Financing When problems with irregularity arise, most people do not think of all natural cold sore treatments for constipation relief. Instead, they reach for laxatives and hope the problem goes away within a day or two. However, laxatives and other conventional constipation treatments tend to have harmful side effects. Natural treatments for constipation can be found in a variety of ingredients that you might not normally think of, like: Black Radish Root, Dandelion Root, Marshmellow Root, Fennel Seed, and Cayenne Pepper. For anyone wanting to keep constipation problems at bay, the best route is to eat a healthy food that is loaded with diets (lots of fresh vegetables and fruit) and any of the ingredients listed above. However, a diet alone will not be able to deal with the accumulated toxins and waste in your colon which has collected throughout the years. A colon cleanser is a low-cost but effective colon cleansing solution that can help prevent constipation problems from returning. However, beware of colon cleansing products made from harsh chemicals. Unless the cleanser is all natural, do not use it because it may cause a number of side effects, including dehydration which is a known factor in constipation. Indeed, natural treatments for constipation can get the bowels moving again but they are not really effective when it comes to preventing future problems because they do not remove the previously collected waste. Periodic use of an all natural colon cleanse combined with a diet high in fiber foods and other natural bowel-friendly ingredients can prevent constipation problems before they ever appear.

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What Causes Menopause Hot Flashes? What Happens To A Woman's Body During A Hot Flash?

The exact cause of menopause hot flashes is unknown - they might be caused by decreased estrogen or even a change in another hormone. During a menopause hot flash, the part of your brain that controls body temperature is affected. You might feel a sudden wave of heat move from your chest to your head during a hot flash, your face may turn red, and sweating may occur. Certain things sometimes trigger the onset of menopause hot flashes including: * Hot weather, * Spicy foods, * Alcohol, and * Caffeine. Avoiding things that trigger your menopause hot flashes can significantly lower the intensity of your hot flashes, as well as the number of hot flashes you experience during menopause and perimenopausal stage.

How To Treat Insomnia Problem?

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