solar energy

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Discussions about solar value are often limited to avoiding electricity costs, and oftentimes neglect the additional market value that these “mini power plants” can add to your home. EnergySage and Sandia National Laboratories conducted an analysis to estimate solar market values in 15 cities across the United States.
Does solar energy make financial sense for you? Have a look at these considerations before deciding.
This is the first of a series of articles on how I made the transition to off-grid homestead living by combining appropriate modern technology and reliable old-school techniques practiced for thousands of years of human history. Currently I’m entering the first winter of full-time off-grid living at my mountain homestead after completing the construction of my small home.
If you’re reviewing multiple quotes for solar power, there are plenty of metrics that can help you make a decision about which solar option is best for you, but studies show most solar shoppers rely on one metric in particular: the solar panel payback period.
Energy storage technology is moving closer to mass-market adoption. As solar batteries become cheaper and more accessible for homeowners, more people are wondering, “Can I use solar batteries to go off the grid with my solar panel system?”
The cost of solar power has dropped to its lowest yet, making it a competitive option for residents outside of the solar-happy Southwest.
Net-zero homes are very popular. What are they and how do you get one? Here are some tips.
A 150-mile transmission line project proposed in 2012 costing up to $1.3 billon is a “dinosaur” that is still haunting the Hudson Valley. But rooftop solar energy, battery storage, and community microgrids can replace the ancient, costly, and vulnerable centralized generation and transmission electricity system that has dominated New York and the entire nation — and advanced little technologically — for over a century.
While the most expensive part of going solar is paying for the equipment, it still only represents 25 percent of the overall expense. We break down of all the costs of going solar, and tips on how you can save money!
Installation timing, system sizing, and federal and state energy policies are all important components for financing renewable energy as part of a home construction project. One couple shares their experience with trying to put all the pieces in order.
With photovoltaic (PV) panel technology you can tap into the amazing world of free totally renewable energy from the sun. You generally cannot find a better more reliable source of power on the planet that solar. In our book you will find that a DIY on grid/off grid system is very affordable and a wise choice for almost everyone.
Whether you choose renewable energy for ecological or financial reasons, this article will help you see how solar panels and a solar hot water heating system can be financed and get you closer to being a sustainable household.
An index of posts related to energy, power, and climate, with a strong focus on solutions.
Smooth out the temperature range in your greenhouse by adopting one of these strategies for heating greenhouses.
There are multiple philosophies that describe what characterizes a green home, but all have low energy loads in common.
Learn about one couple's ongoing effort to reduce their carbon footprint.
The Clean Power Plan to cut carbon pollution from existing power plants, proposed on June 2, 2014, by the Environmental Protection Agency, under President Obama’s Climate Action Plan not only limits our carbon pollution but also injects life back into our domestic workforce.
Make your home more energy efficient with Indow Windows Shade Grade.
Some examples of passive solar design applied to homes in the southeast, where cooling, as well as heating, is a concern.
Utility companies and solar power companies are vying for customers' business. See how that affects you.
Going solar at home will save you both money and energy. See why it's the future for renewable energy in residential areas.
Chinese archaeologists have recently found the oldest solar device – a bronze concave mirror – capable of almost instantaneously making fire from sunlight.
But what happens if progress in poverty’s eradication far-outpaces green energy solutions? Two of the most important issues of our century — clean energy and poverty eradication - are potentially mutually exclusive, if development efforts do not factor in increased consumption that will occur.
Alternative energy has become a hot topic in recent years as we try and work towards more sustainable resources. Whether we'll get there or not remains to be seen.
When writing his great work On Architecture, Rome’s greatest solar architect Vitruvius emphasized proper solar orientation for buildings and bath houses.
The sun provides us with enough clean energy that if ever effectively harnessed, we might never need any other form again. Sadly, we are only able to harness a fraction of it's potential. Fortunately, we are making great progress to get where we want to be.
Here are three of the season’s brightest and cleanest gifts for a greener holiday celebration.
Never in the history of the world has there been such a high-ranking member of society to advocate passive solar design than Socrates. He felt so strongly for building with the sun in mind that he even set up a class to teach his acolytes how the finer points of putting up a passive solar house.
How are US college students helping to brighten the future of Nicaragua, the second poorest country in the Western Hemisphere, without leaving campus?
Renewable energy is often seen as a way to have it all and still feel “green” and it is indeed at a glance more environment friendly than conventional power, but no power has as low footprint as the power not used.
Learn how to evaluate your own home for solar potential with four easy steps!
Team Austria wins the Solar Decathlon 2013 for building the most energy-efficient, cost-effective and most attractive solar-powered house.
A do-it-yourself portable solar cart allows us to have solar power without removing trees from the yard. We can also take it away from the home site and move it indoors before storms.
Collegiate teams showcase affordable, energy-efficient houses in global competition.
The GateMate, by Cartell, has the lowest current draw in standby than any other free exit system on the market.
Admirals Alternatives make it easier to obtain renewable energy systems for your home.
On sunny days it delivers about a half a megawatt of electricity to the biodiesel plant, while providing strategic shade to plants below. Energy is produced above as farmers harvest below in a genuine double cropping scenario.
A 3-part series on sustainable comfort systems for heating and cooling homes using passive solar design, solar electric power, system controllers and newly popular heat pump technology.
A few thoughts on why so many people are hesitant to make the transition to produce their own power.
Nokero International has been awarded the United States Patent and Trademark Office’s ‘Patents for Humanity’ award.
Everything you need to know about avoiding problems when you build or remodel your own house. Learn from the mistakes of others and make fewer of your own.
A three-part series on sustainable comfort systems for heating and cooling homes using passive solar design, solar electric power, system controllers and newly popular heat pump technology.
A 3-part series on sustainable comfort systems for heating and cooling homes using passive solar design, solar electric power, system controllers and newly popular heat pump technology.
Despite utility opposition, key policy drives rapid expansion of rooftop solar.
It's how solar energy is more affordable than we may realize.
Solar Energy International is excited to announce the 2013 Online Solar Training schedule! On Jan. 14, we will kick off this year's online training schedule with some of the most rigorous solar training in the industry.  Join thousands of people from all over the world in SEI's Online Campus!
In support of the Obama Administration's all-of-the-above energy strategy, the U.S. Department of Energy (DOE) announced Nov. 19, 2012, 10 small business-led projects to speed solar energy innovation from the lab to the marketplace.
Conventional generators require gasoline or diesel fuel, which can be expensive -- especially during emergencies. Also, the emissions from gas-powered generators contribute to air pollution. Solar generators are a smart alternative to consider.
Additional reinforcement is required around the garage door opening.
Scaffolding is required to access the walls to pour the concrete. Scaffolding also helps support the walls.
ICF walls must be carefully braced to prevent blowout.
ICFs are not the most environmentally friendly green building product, but result in super energy efficient home, and offer many other benefits, that offset their origin from petrochemicals.
Insulating concrete forms are an excellent choice for foundations for passive solar, net zero energy homes. They create a highly insulated, air-tight foundation, so essential for extremely high energy performance.
Don't forget to budget in the cost of deeper excavation and add $1000 to $2000 as a budget contingecy in case you run into bedrock.
Solar Energy International is offering a free online course as an introduction to renewable energy. You will not walk away an expert, but will have learned the basics of renewable energy and be able to decide which technologies are right for you.
Be sure to install under-the-footing conduit to run electrical and water pipes, including sewer. I like to run pipes and wire under the foot to prevent penetrating the band joist or the foundation to create a more airtight, water tight home.
Insulation under the slab -- and lots of it -- is vital for the performance of a net zero energy home. So is the footprint. You can make the most of passive solar by creating a longer, narrower house in which each room is heated by the sun.
Comly Wilson, Associate with CleanEdison, a solar installation training provider, offers her tips to remedy 6 common mistakes solar PV installers make when setting up new photovoltaic systems.
The Obama Administration releases its plans for new renewable energy sources.  Ken Salazar, Secretary of the Interior, explains that the new solar energy zones span six states and keep both domestic energy and environmental preservation in mind. If completed, the power generated from these solar energy zones would provide electricity to roughly seven-million homes.  
The North American Solar Stores (NASS) network announces their nationally recognized solar store brand to meet the solar energy demands of today's alternative energy-aware consumers.
Conergy Projects Group has broken ground on a 725 kw photovoltaic system for T&P Farms out of Arbuckle, Calif.
Creating a net zero energy home requires that we eliminate all thermal bridging loss -- heat movement into and out of a building. All this starts in the basement.
To build a net zero energy home, you'll need to design for passive gain. That requires a shallower footprint to ensure that the low-angled winter sun can enter and heat each room.
The Solar Energy Tour is coming to communities all over the U.S. the first weekend of October — learn how to attend an event, or create one yourself.
We bring power from the array inside the building and put it to work.
In this blog, I describe two of the first and most important design considerations -- the length and depth of the home and the layout of rooms for optimum passive solar gain.
Receives SRCC OG300 certification on 41 system configurations for residential solar water heating systems.
This blog contains a detailed list of most of my initial design priorities for my net zero energy home so others may benefit from my thinking and experience on creating a passive solar, net zero energy, green home.
In this blog, I highlight the earliest decisions I had to make to create a net zero energy home: how I was going to build the foundation and walls. Thermal bridging, air tightness, insulation, cost, and greeness are all key deciders.
Our humble abode begins to take shape.
In this blog, my architect James Plagmann and I begin to tell the story of the construction of Dan's new net zero energy homes. Dan begins by laying the ground, defining a few terms and describing his experience in this field.
We heard from a variety of experts about the type and number of batteries to use in our DIY solar setup. Meanwhile, we checked in with the garden and bees.
Finally, we start to take shape.
Instead of learning new tricks, we devise new ways to do the same old tricks.
We settle in for a long winter's work.
If you begin tomorrow, you can be soaking in fresh, 103-degree water by the evening.
Has the "magic" energy solution been discovered?
We now have something to walk on other than dirt!
Western civilization is totally dependent upon cheap and abundant energy. Three quarters of the petroleum we burn in our engines is imported. Could it be cut off suddenly? Without cheap and abundant energy, our way of life would collapse. If we value our freedom and independence, we should not be relying on foreign petroleum. We should be making our own energy. 
So far this year extreme weather events has cost the US over 35 billion dollars. This posting discusses the potential for non-carbon-based renewable energy sources such as wind, solar and geothermal.
Hodgson Mill Inc., a leading national producer of All-Natural and Organic, Whole-Grain foods, has added two wind turbines to successfully complete the second phase of a significant new green initiative.
The nation's largest community-owned solar array in Rifle, Colorado, will provide clean energy for up to 350 residents, who don't even need a roof to enjoy the benefits of renewable energy.
A. O. Smith Water Products Company, the leading manufacturer and marketer of residential and commercial water heaters, has donated a 120-gallon solar storage tank to the Hurston family of Cocoa Beach, Fla., project of Extreme Makeover: Home Edition.
Cyndee and Tony love being in control of their own power and never having to worry about rate increases and outages in south-central Colorado. Solar panels, a wind turbine and a wood-fired boiler keep them plenty warm and happy.
Cam describes how our solar electric system has evolved over time.
Michael Strizki proves that living off the grid doesn't have to mean sacrificing comfort.
Solar industry analysts and executives say PV installations will surge in the next two years as prices continue to drop.
With 67 percent growth in one year, the solar energy industry eclipses even the telecommunications industry, according to a new Solar Energy Industries Association report.
Getting solar panels in Seattle is becoming more affordable with state incentives and net metering but still doesn't quite compare to other states.
Former Boulder, Colorado, mayor Shaun McGrath, the new head of the American Solar Energy Society, has his work cut out for him.
Dan and Karen Cripes made a few big upfront investments--including solar panels and a geothermal system--when they built their home in Round Rock, Texas. Now they're reaping the rewards with nearly nonexistent utility bills and a home they love.
Wind power grew by 30 percent and solar power grew by 40 percent in 2010, according to a new report.
The bad news? Coal-fired power plants are our biggest source of industrial pollution. The good news? Solar grew by 67 percent last year, making it our fastest-growing energy sector.
Leasing solar panels may be a way for you to have a solar electric system on your home. See what our expert has to say on leasing solar panels, from an operating lease to a capital lease. Plus, learn about the federal tax incentives that come with solar electric systems.
Colorado's once-thriving solar industry has ground to a halt following Xcel Energy's move to slash incentive rebates for homeowners.
In a move that could devastate Colorado's thriving solar industry, Xcel Energy slashes incentive program.
Once our bodies and our imaginations are engaged, the incremental change begins. Then it gets easier and easier to envision humanity occupying this planet–this beautiful, abundant planet–far into the future.
Lundberg Family Farms announces the opening of a new warehouse that is powered by 100% solar energy. Lundberg Family Farms produces wholesome, healthful rice products while protecting and improving the environment for future generations.
Scott Davis’ “Solar Projects, Big and Small” video offers inspiration for both solar energy enthusiasts and folks who are just curious. Tips and advice pertaining to solar energy can be found at the Yahoo! group Simply Solar, and you can make your dream project a reality with Gary Reysa’s instructions.  
The Appalachian State University team will be blogging about their progress on the solar home they are building for the 2011 Solar Decathlon.
New investment in clean energy reached $243 billion last year, driven by soaring activity in China, offshore wind and European rooftop photovoltaics
Solar Energy International (SEI), the National Wildlife Refuge System, and the National Sustainable Agriculture Information Service all offer events to educate participants in varying pursuits. This blog provides links to activity calendars and workshop schedules.  
The Evergreen Institute lowers prices to encourage more participating in its January workshops in home energy efficiency, electricity and electrical wiring, and basic PVs: An Introduction to Solar Electricity.
A BIG issue in everyone’s lives today is increasing fuel costs. The seriousness and scope of our energy problems calls for an all-out effort for sustainable solutions, starting as soon as possible.
Next spring, President Obama will install a solar panels on the roof of the White House. The photovoltaic system will provide hot water and some electricity for the White House living quarters.
The embrace of environmentalism by professional sports provides us all with a new and large opportunity to educate people worldwide about the need to do something, however small it might seem, to protect our biosphere.
An introduction to Cam Mather's off-grid home and lifestyle.
Henry Red Cloud moved back to the Pine Ridge Reservation 12 years ago and started looking into renewable energy. Since then he has started a solar heating system company and a renewable energy training center to serve the Native American community.
Check out these high-quality workshops on solar electricity, home energy efficiency, and small wind energy systems. Geared to homeowners, aspiring professionals, students and teachers - anyone wishing to learn more about renewable energy systems
Yes, you can make your own solar panels, but it won’t necessarily save you much money compared with buying commercial solar panels.
With new breakthroughs in solar electricity coming out every year, should you wait before investing in a solar electric system? Energy expert Dan Chiras discusses cost of PV modules in terms of cost per watt of installed capacity.
Students from the University of Kansas spent spring break installing solar panels in a low-income neighborhood in Oakland, California.
Three-day workshop announcement on net zero energy homes by leading authority on energy efficiency and renewable energy, Dan Chiras. Learn how to reduce your utility bill through conservation, effriciency, & clean, affordable, renewable energy.
Senator Bernie Sanders’ new bill would promote installation of 10 million new rooftop solar energy systems and 200,000 solar hot water heating systems in the United States in the next decade.
The energy a PV system will produce during its lifetime far exceeds the amount of energy it takes to produce the PV system
Dan Chiras and other energy experts envision a future powered by a combination of renewable energy resources, including wind and solar.
Dan Chiras discusses the differences between power purchase agreements and lease programs, and the benefits of taking advantage of either.
Courses in solar energy taken through The Evergreen Institute now apply toward the Midwest Renewable Energy Association’s site assessor certificates.
Enacting a law requiring builders to orient new homes toward the sun  would drastically reduce home energy costs and greenhouse gas emissions.
The Evergreen Institute's application to provide continuing education for LEED accredited professionals has been approved by the U.S. Green Building Council. A variety of workshops meeting required standards are now available for those interested in anything from solar electricity to straw bale construction.
Solar energy organization Show Me Solar comes highly recommended by renewable energy expert Dan Chiras for its 2010 list of workshops, webinars and other educational opportunities.
Will a degree increase your employment prospects? Absolutely. Here are some programs to look into.
The fastest-growing energy technology in the world is solar, and photovoltaic solar collectors capture solar energy in a supremely adaptable and portable form. Find out more about photovoltaics, how they work, and how they can change the way we make energy.
Today most new homes are sited without any reference to solar energy at all. A few builders are catching on, however, and making the simple adjustments necessary to turn new houses into solar collectors by adhering to the tenets of passive solar building. Learn more about how passive solar works and its benefits.
Find out what types of federal tax incentives are available for homeowners who install renewable energy.
Let's take a trip back into the Mother Earth News archive to learn more about thin-film solar.
For the first time, investors put more money into alternative energy sources such as wind, solar and geothermal power than fossil fuels such as coal and oil.
When you're looking for a job, there's just no substitute for getting out and meeting the professionals in the industry. 
The Solar Decathletes begin assembly on the National Mall at midnight, Oct. 1. But just getting the houses into D.C. is no simple task.
More and more people are looking for jobs in the renewable energy field. If you're interested in this type of career, here's how you can get started.
Check out the PV Watts calculator and find out how much solar-electric power you can generate in your part of the world.
Tell us what you think. If you installed a wind turbine or solar-electric panels, would you want to be tied to the electric grid, or would you rather have a grid-independent system?
For the first time ever, alternative energy sources such as wind, solar and geothermal power received more investment money than fossil fuels such as coal and oil.
New York makes a plan to increase solar power as part of an aggressive energy policy.
Hold onto your hats, Congress is debating climate change. Right now the U.S. House is considering the Waxman-Markey climate bill. Here's where you can find more information about what is, and isn't, in the bill.
Here’s advice from a renewable energy expert about what you can expect to pay for a solar-electric system to power your home.
As tough economic times hit the renewable energy industry, unsold solar panels are collecting dust in warehouses in many parts of the country. But in Gainesville, Florida, homes, buildings and schools are glittering with brand new panels, installed after the city passed a feed-in tariff law, requiring the power company to buy renewable energy from local producers.
There's lots of good information on renewable energy in this new NPR series on electricity in America.
Having a “green home” means lots of different things. What does it mean to you?
Whether you're planning to install solar panels, or hoping to put up a backyard wind turbine some day, share your thoughts on the renewable energy projects that intrigue you most.
Check out for background information and breaking news on renewable technologies.
If you’re thinking about getting a solar electric system to help the environment and save money, think about efficiency first.
There are many ways farmers can benefit from renewable energy, including wind energy, solar energy, energy efficiency and biofuels.
Save thousands on a solar electric system by learning this simple secret.
Take this quiz from How Stuff Works and learn more about how solar panels produce electricity.
ASES released a report that says 37 million green jobs are possible by 2030. Check out the study here!
The word is that nitrogen trifluoride is more of a problem than previously thought, and it's used to manufacture all kinds of high-tech equipment, including thin-film solar panels.
A new technology developed at MIT, solar concentrators, could dramatically reduce the cost of photovoltaic (PV) power.
This handy online tool helps calculate your solar energy potential based on your location.
Wouldn't it be nice if we could produce all the energy we needed from local, renewable resources, such as solar and wind power?
Solar energy is the ultimate source of all life, and there's lots of it.
If we want more electricity from renewable sources, we need to think about upgrades to our electric grid.
Check out this dramatic short movie.
The term "living off the grid" can be used in different ways, but it means something very specific when you start looking at producing electricity from renewable sources.
MIT researchers announced a breakthrough that could ultimately make it much cheaper and easier to store solar energy.
This one policy makes it much easier to pay for a solar or wind-electric system, but not every state offers it.
After a five month struggle, the San Francisco board of supervisors approved a program called GoSolarSF, making solar installations more affordable for its citizens.
Heating water with the sun is no longer an option on the Hawaiian islands. A bill was passed in Hawaii that requires all new homes to install a solar water heater in order to receive a building permit.
Here's how you can find out what financial incentives are available for purchasing solar panels, or another renewable energy system for your home. Search these resources to find state and local incentives.
There are many different ways to bring solar power into your home. Here's a quick overview of the different ways people use solar energy, with links to related articles and plans.
While photovoltaic panels are great for meeting small-scale energy needs (like those of individual homes or businesses), perhaps a more viable large-scale option is concentrated solar power (CSP) technology.
Start cutting your electricity use today, and it will save you a bundle of cash on a renewable energy system when you're ready to buy one.
When you're ready to price or purchase a new solar system, has everything you need.

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