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solar energy (112 results)
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- Sunwize on wise use of solar
- Were near the longest period of daylight in the Northern Hemisphere. So in honor of the pending solstice, I spoke with a man who's mission is to spread the harvesting of solar energy. David Kaltsas, SunWize Executive Vice President, explained how his firm is helping spread residential use...
- Blog posts 2009-06-19
- What solar energy does TO you
- What solar energy does TO youRe: Health effects of sunlight ...When it comes to sunlight the key is vigilant moderation. Sunlight contains both UVA and UVB. According to current understanding, UVA has little redeeming value. It is carcinogenic and the less of it one is exposed to...
- Discussion threads 2009-05-22
- What solar energy does TO you
- I'm a big fan of solar energy. But...not so pleased with melanoma. I've had my warning from a doctor to keep my sun-caused skin growths to a minimum. It's that time of year. Many of us are outside a lot in hot weather. And it does matter...
- Blog posts 2009-05-22
- If green is the new black, then 100 MPG is new green
- Images of the IDEA, plug-in utility vehicle. Courtesy Bright Automotive. And today a car rolled into the heart of the beast, right up to Capitol Hill amidst all that government posturing and power. And this car's makers say THIS IS THE FIRST 100 MPG CAR...
- Blog posts 2009-04-21
- A solar-powered sailboat: Counter-intuitive or just good design?
- A solar-powered sailboat: Counter-intuitive or just good design?consider sailor's state of mind One sails for the experience and the freedom from fossil fuels. A $40,000 sailboat is capable of sailing around the world and even some as shorter than 10 meters have done so. A multi-million dollar motor cruiser will...
- Discussion threads 2009-03-19
- A closer look at one geo-engineering proposal
- It has been proposed that one way to curtail global warming is to put reflectors into the upper atmosphere, sending some of that solar radiation back out into space. Wait a minute, say some scientists. Let's re-think the idea of a solar sunshade. That idea could also lower the...
- Blog posts 2009-03-16
- Atlantic City bets big on solar. Really big.
- How green is the convention center housing your next big business conference? Increasingly, the Garden State is becoming the Solar State, and the folks in Atlantic City are betting that will be a selling point to their advantage for selling space in their relatively young convention center. ...
- Blog posts 2009-03-06
- The sun's a moving target
- Solar panels tracking sun at WCWD. Courtesy Solar Power Partners. Tracking the path of the sun seems simple enough, until you imagine moving huge solar panels so they collect the maximum rays all day long. Now, not so simple. But a...
- Blog posts 2009-02-20
- Small matters bringing huge change?
- H2O + CO2 with nanotubes= CH4 and O2. That's the basic formula of research done at Penn State. Scientists there make the hollow catalytic nanotubes from titania titanium dioxide. Each tube is 135 nanometres wide and a tenth of a millimetre long. The research at...
- Blog posts 2009-02-10
- Will 2009 be a solar year?
- There are strong indications that eleven months from now, there'll more solar energy use around the globe than there is today. Just two months ago work was completed on Europe's first concentrated solar power plant CSP. These CS plants use mirrors to focus the sun's heat and don't...
- Blog posts 2009-01-17
- Solar advocacy group strikes deal for special pricing, financing
- If you're a San Francisco Bay Area homeowner interested in installing solar technology AND you're looking for a break on what it will cost you, this post is for you. Everyone else ... well, actually, the deal could have relevance for your own local community sometime later this year. ...
- Blog posts 2009-01-10
- Smart trash can from BigBelly knows when to say 'uncle'
- No more, please. Although smart trash receptacles from BigBelly Solar can handle five times the trash as the average street garbage can, compressing deposited waste through solar power, there's a point at which enough is enough. That's when a new wireless software monitoring system from Symphony Services...
- Blog posts 2008-12-16
- The cost of solar cells [video]
- At the Always On Venture Summit in Half Moon Bay, Calif., a panel of solar energy executives debates whether or not silicon prices will fall as the industry matures. While they all think margins will narrow, they disagree on whether there will be an industry wide shakeout, or if the...
- Blog posts 2008-12-04
- The cost of creating solar cells
- At the Always On Venture Summit in Half Moon Bay, Calif., a panel of solar energy executives debates whether or not silicon prices will fall as the industry matures. While they all think margins will narrow, they disagree on whether there will be an industry wide shakeout, or if the...
- Videos 2008-12-04
- Nuclear fusion as future power source
- Nuclear fusion as future power sourceok, so the radio waves allow them to control the plasma.. butdoes it allow the fusion reactor to actually produce more energy than it takes to run?Not quite accurateFusion reactors are not emissions free. They produce hard neutron radiation during operation. Some of this can...
- Discussion threads 2008-12-04
- Bay Area: sunny upside
- The past decade has seen a surge in solar installations across the San Francisco Bay Area and the Silicon Valley leads the region. Top five counties in the region: 1. Santa Clara County [San Jose]: 2,462 solar installations 2. Alameda County...
- Blog posts 2008-11-25
- The Green Enterprise: California Academy of Sciences [video]
- Since 1853, the California Academy of Sciences has been considered one of the world's most respected institutions. Now more than 150 years later, it's continuing to lead by example, showcasing how a museum can be environmentally sustainable from the ground up. Correspondent Sumi Das looks at the green innovations inside,...
- Blog posts 2008-11-24
- The Green Enterprise: California Academy of Sciences
- Since 1853, the California Academy of Sciences has been considered one of the world's most respected institutions. Now more than 150 years later, it's continuing to lead by example, showcasing how a museum can be environmentally sustainable from the ground up. Correspondent Sumi Das looks at the green innovations inside,...
- Videos 2008-11-21
- Expect solar companies to get more creative about financing
- Earlier this year, I felt twinges of worry over whether or not the flagging economy would cause businesses to back off commitments to green technology investments. Now, I'm feeling sharper pangs of doubt over whether consumers and homeowners will be able to find the money to install solar panels or...
- Blog posts 2008-10-17
- Up on the rooftop: Brightening prospects for solar technology
- Up on the rooftop: Brightening prospects for solar technologyBut why?I'm all for alternative energy but I still don't understand why solar is becoming popular. Solar energy seems to be the least efficient. And it seems poised for quantum jumps in efficiency in the near future. So why...
- Discussion threads 2008-10-09
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