Here are the basic options for buying your electricity from sustainable sources.
When you're ready to price or purchase a new solar system, findsolar.com has everything you need.
Here’s advice from a renewable energy expert about what you can expect to pay for a solar-electric system to power your home.
Bill Clinton has 10 recommendations for what the U.S. government should be doing to promote cleaner energy.
If we want more electricity from renewable sources, we need to think about upgrades to our electric grid.
This one policy makes it much easier to pay for a solar or wind-electric system, but not every state offers it.
The Environmental Protection Agency announced a list of the top 20 on-site renewable electtricity generators.
Check out the PV Watts calculator and find out how much solar-electric power you can generate in your part of the world.
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.
Let's take a trip back into the Mother Earth News archive to learn more about thin-film solar.
Take this quiz from How Stuff Works and learn more about how solar panels produce electricity.
We’d like to hear more about your experiences with green power. Is it available where you live? How does the price compare to what you would otherwise pay for electricity? Why have you — or haven’t you — chosen this option?
Find out what different states are doing to promote power from renewable sources, including solar and wind energy.
Al Gore is calling on Americans to support a rapid transition to renewable energy. Tell us what you think.
Human-powered generators cleverly derive electricity from something we already use in abundance — human movement — offering an easy way to tap renewable energy for anyone interested in a low-impact lifestyle. Two creative generators caught our attention: a merry-go-round that supplies light for poor Ghanaian schools and a revolving door that lights up a train station.
Defying conventional wisdom about the limits of wind power, in 2012 both Iowa and South Dakota generated close to one quarter of their electricity from wind farms. Wind power accounted for at least 10 percent of electricity generation in seven other states. Across the United States, wind power continues to strengthen its case as a serious energy source.
It's easy to find out what fuels your power comes from using this nifty tool from the EPA.
As the world's demand for electricity continues to climb so will the need for new power plants. We need to decide what will be the fuel of the future for these plants. The choice boils down to conventional versus renewable sources.
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.
According to the Federal Energy Regulatory Commission, 100 percent of the electric generating capacity added in January was renewable.
How does the amount of electricity you use each month compare to the average American household?
How big is that wind turbine exactly? For a frame of reference on the different sizes, check out these photos and links.
Ever wondered which countries around the world are installing the most wind power?
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.
When you start measuring electricity use, you may be surprised by which appliances and electronics use the most energy.
Almost everyone uses a computer these days. But not everyone knows how much energy is consumed by that one device.Most appliances or electronics tell you the number of watts they use. An average CPU uses 120 watts, while the monitor uses 150 watts. That's 270 watts of power while in use, but there are several easy ways to reduce that amount.
In the United States, renewable energy is growing, but we still don't get very much of our electricity from renewable sources. How can we speed things up?
Information and advice from the Small Wind Certification Council on creating wind power in your own backyard.
This week, I've been using a Kill-a-Watt at home. It's a small meter that costs about $25, and you can use it to measure the electricity consumption of your appliances and home electronics.
This handy online tool helps calculate your solar energy potential based on your location.
Texas is already the U.S. leader in wind power, and that lead is about to get even bigger.
How much electricity is your computer using right now? You might be surprised how easy it is to find out.
A new technology developed at MIT, solar concentrators, could dramatically reduce the cost of photovoltaic (PV) power.
Have you found helpful ways to cut your energy use at home? Whether it's turning down the thermostat or installing new light bulbs, tell us what you've done to conserve energy and how well it's worked.
Yesterday I had coffee with Kirk Adkisson, a pastor who’s starting a progressive Presbyterian church here in Boulder. (In the continual erosion of my judgments and stereotypes, I got to learn this week that “progressive Presbyterian” is not necessarily the oxymoron I had assumed it to be!)
Earlier this month a plan was drafted to remove all plasma screen televisions from California retail shelves.
It’s a lot of fun to explore Google Earth, and you can find plenty of good information on environmental topics.
Here's one helpful link that can help you find out where your favorite candidate stands on nuclear power, biofuels, renewable energy, fuel economy and other hot environmental issues.
Going off the grid offers complete energy independence — no utility bills, no grid outages, ever — but it takes some effort, and you will need to learn how to conserve energy.
Natural Home editor-in-chief Robyn Griggs Lawrence explains how hemp, a renewable resource, can aid in building zero-carbon homes.
Check out this dramatic short movie.
New York makes a plan to increase solar power as part of an aggressive energy policy.
The National Renewable Energy Laboratory has invented an air conditioner, the DEVap, that’s up to 90 percent more efficient than traditional ACs.
Geothermal energy is cleaner than fossil fuels and is endlessly renewable. Find out more about why we should seriously reconsider geothermal energy as a way to meet the world's energy needs.
The Sacramento Municipal Utility Destrict (SMUD) recently approved a FIT policy, which will allow owners of small renewable energy systems in the company's area to sell excess energy back to it. Several areas in the United States have passed similar policies in recent years.
October 15 is Blog Action Day and this year the topic is poverty. Here are several related blog posts on this subject, especially as it relates to the sustainable living topics that we write about every day.
Learn how to build your own wind turbine, install your own solar panels and convert your car to electricity with hands-on teaching by Dan Chiras.
Dan Chiras, founder of The Evergreen Institute, shares information on locating renewable energy training facilities.
Robert Zwald grew up in the 1900s, farming in Minnesota. This is part two of his stories from the past, as compiled by his daughter, Ruth.
Two easy steps to reduce your electrical use whether you live off grid or not.
Should we be building more garbage incinerators in the United States? Leave a comment and tell us what you think.
Henry Red Cloud has a lot to do with the wind energy education happening in South Dakota on the Pine Ridge and Rosebud reservations. Along with these tribes, the interest in wind energy is spreading across the nation, especially to Arizona, and outside organizations are lending a hand.
There are a growing number of small, solar-powered gadgets for sale including solar flashlights, radios, cell phone chargers, outdoor motion lights and more. Are you using any of these small solar products? Do you find them useful? Tell us what you think!
Renewable energy expert Dan Chiras shares details about The Evergreen Institute's new Renewable Energy Educator Certificate program, designed to prepare teachers to train a new generation of renewable energy professionals to meet the needs of a growing industry.
Renewable energy accounts for nearly 50 percent of added capacity in US in 2012.
Yes, you can make your own solar panels, but it won’t necessarily save you much money compared with buying commercial solar panels.
Want to know more about where that $787 billion dollars in the stimulus package is going? Here are links to a couple of timely articles with all the details about how the stimulus package will encourage renewable energy and energy efficiency.
Nothing lasts forever, let's do the math.
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.
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.
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.
These 25 very different places all get some or all of their energy from wind power.
Check out this video on tapping wind power with kites.
Dan Chiras elaborates on his previous blog about the disadvantages of vertical axis wind turbines (VAWTs).
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.
Check out this magical photograph of an energy-efficient dome home and the surprise above.
Figure out whether a home wind turbine is right for you by evaluating land for the best wind turbine location. Our expert explains placement, turbulence, wind speed and wind site assessment. These steps and factors will determine if a wind turbine is right for you.
The X Prize Foundation will be hosting a forum in early September to discuss different ideas regarding renewable energy.
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.
Dan Chiras and other energy experts envision a future powered by a combination of renewable energy resources, including wind and solar.
It's surprisingly easy to figure out how many carbon dioxide emissions come from producing the electricity for your home, or burning a full tank of gas. Check out this carbon calculator, or find out how to do a quick ballpark estimate.
SANYO North America Corporation (SANYO) announces the availability of its most advanced HIT Power® solar module, the HIT Power 220A, offering improved efficiency and energy output -- and designed to energize integrators and installers with more power per square foot than ever before.
Learning the basics about electricity will help you conserve energy.
World nuclear electricity-generating capacity has been essentially flat since 2007 and is likely to fall as plants retire faster than new ones are built.
At the Vetter Fuel Challenge in Ohio, vehicles powered by electricity, diesel and gasoline competed to see who would consume the least fuel in dollars and cents.
Homesteads are attempting to provide longer grazing times by dividing pasture into paddocks. The difficulty of getting water to each paddock can be solved by a windmill with underground pipes. No electric is needed--just wind!
Mounting a wind turbine on your roof instead of on a tower might seem like a good idea, but here are some issues you should consider.
Check out these renewable-energy courses to see if there’s an Evergreen class for you.
Find out what types of federal tax incentives are available for homeowners who install renewable energy.
Check out RenewableEnergyWorld.com for background information and breaking news on renewable technologies.
How are US college students helping to brighten the future of Nicaragua, the second poorest country in the Western Hemisphere, without leaving campus?
Why the cost of utilities won’t be drastically affected by renewable energy sources.
Many states are working quickly to develop their wind power resources knowing it will pay off big in the future.
Wind turbines kills birds, but not as many as are killed by tall buildings and other hazards.
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.
Vermont passed a bill into law last week that established a feed-in tariff policy. The policy is one of the United States' first.
Cam describes how our solar electric system has evolved over time.
Green stadiums are being built all across the nation by a variety of sports franchises and this is only the start. These franchises are also implementing green team programs.
Getting solar panels in Seattle is becoming more affordable with state incentives and net metering but still doesn't quite compare to other states.
A new city being built in the Middle East could become the model for the world's move to renewable resources. Could the U.S. be next in line for a carbon-free metropolis?
Yep, some of the money in that stimulus bill is committed to green initiatives, including creating green jobs.
Cam is glad to find out that he has been successful at encouraging people to embrace renewable energy.
The Database of State Incentives for Renewables & Efficiency (DSIRE) provides state-by-state information on incentives, rebates and grant programs for renewable energy systems and energy efficient home improvement programs.
According to a recent American Wind Energy Association report, the U.S. market for small wind turbines grew 78 percent in 2008. Manufacturers predict that this trend will continue in the next few years.
NativeEnergy, an innovator in the United States carbon market, today launched its year-long 10-Year Anniversary program.
The Senate Energy and Natural Resources Committee passed a bipartisan bill that does not go far enough for some environmental groups.
Cam learns a lot by spending time with people who "get it."
NativeEnergy, an innovator in the United States carbon market, today launched its year-long 10-Year Anniversary program.
Pro-Natura International is changing how the world fuels itself by turning renewable biomass and other waste products into green charcoal.
Cam shares his enthusiasm for the sun and the wind at his off-grid home.
New approach to renewable home energy – heating with pelletized fuel in free-standing pellet stoves and fireplace inserts. Generally made from recycled wood byproducts, pellets are low carbon fuel that can reduce greenhouse gas emissions.
Waves, tides and currents can all be used as sources of energy.
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.
Environmental journalist and author Amanda Little gives a keynote speech about America's dependence on fossil fuels at the 2010 MOTHER EARTH NEWS FAIR in Seven Springs, Pa.
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.
Will a degree increase your employment prospects? Absolutely. Here are some programs to look into.
When you're looking for a job, there's just no substitute for getting out and meeting the professionals in the industry.
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.
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.
A look at the advantages and disadvantages of “off-grid” and "grid-tied” solar electric systems.
The “Remote Community Renewable Energy Partnership” exceeds Obama’s goal for supporting clean energy development in small native villages.
Dan Chiras discusses the differences between power purchase agreements and lease programs, and the benefits of taking advantage of either.
Dan Chiras points out the efforts already being made to increase availability of renewable energy professionals and educators and talks about The Evergreen Institute's new goals to raise interest among potential students.
Earlier this month I visited Greensburg, Kan., and toured a few of its many green buildings. Here's what I found.
What should we do about climate and energy issues? These three articles raise interesting questions.
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.
Skylight scoops are the latest design in skylights which help save more energy and enhance a building’s environment.
The Bureau of Land Management has approved construction of a California geothermal plant that will generate enough energy for 36,000 homes.
Find out whether a wood pellet stove is right for you, and discover the best stove to buy.
Biomass grass crops can be established on marginal lands and processed as a fuel replacement for heating oil or propane
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.
Elmira Stove Works offers distinctive, superior quality appliances with its innovative line of Fireview cookstoves.
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.
Skystream install program helps consumers take advantage of their wind resource.
Cam describes some recent speaking engagements including the thrill of being "piped in."
B&R Automation announces partnership to serve renewable energy industry in US and Canada.
South Dakota and Alaska electric cooperatives received the award for 2012 Wind Cooperatives of the Year.
Cam wonders why more people don't prepare for blackouts.
Demise of the Southern Energy and Environmental (See) Expo
There's lots of good information on renewable energy in this new NPR series on electricity in America.
Prestyl USA’s customizable infrared art panels prove efficient, ecological & elegant.
Cam recently spoke to a Transition group about the challenges ahead and how to prepare for them.
Cam leaves his lights on during Earth Hour since he generates his own electricity with solar and wind!
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.
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.
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.
Joe Utasi of Cinci Home Solar will present a workshop on photovoltaic solar panels at the Mother Earth News Fair, an annual sustainability festival, September 24-25, 2011 in Seven Springs, Pa.
Environmentalists are in a debate about the Cape Wind project. We want to know what you think about the proposed offshore wind farm.
Dan Chiras, renewable energy expert, will present workshops on wind and solar power at the Mother Earth News Fair, an annual sustainability festival, June 4-5, 2011 in Puyallup, Wash.
U.S. energy consumers will rely more on natural gas and renewables and less on imports in 2011. Coal remains dominant.
Receives SRCC OG300 certification on 41 system configurations for residential solar water heating systems.
John Noska will present a workshop on solar passive tipis at the Mother Earth News Fair, an annual sustainability festival, September 24-25, 2011 in Seven Springs, Pa.
The news on climate change isn't good, but renewable energy could lead us to a brighter future.
The X Prize Foundation wants your craziest green idea, so let the games begin.
Solar expert Joe Utasi hopes to have his home solar panel installation complete and running, and will have lots of pictures to show and discuss by the time the Seven Springs Fair arrives.
American and European renewable power sources made up more than half of the countries' new electrical capacity in 2009.
Students from the University of Kansas spent spring break installing solar panels in a low-income neighborhood in Oakland, California.
There are many ways farmers can benefit from renewable energy, including wind energy, solar energy, energy efficiency and biofuels.
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.
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.
Managing Editor John Rockhold catches up with Amanda Little ahead of her keynote speech at the 2010 MOTHER EARTH NEWS FAIR.
The Apollo Alliance want you to tell the new Obama Energy Czar, Carol Browner that you support renewable energy policy.
Cam readily admits to being obsessed about his use of energy.
To learn more about large wind energy companies and wind power generation, Brittney Tyler-Milholland and Brenna Long talk with a representative from Horizon Wind Energy about the wind energy industry in this Wind Energy blog. With wind farms in 18 states, Horizon Wind Energy plays a role in the future of wind energy in the United States.
One of the disadvantages of wind power is that the wind doesn't always blow. But in the future, new technology could make it easier to store wind energy.
Natural Home editor-in-chief Robyn Griggs Lawrence explains a Pew Charitable Trusts study that finds that jobs in the clean energy sector are growing faster than jobs in the fossil fuel industry.
A mapping and assessment by the Electric Power Research Institute found that the U.S. hydrokinetic waterpower resources could provide 3 percent of the nation’s annual electricity use.
Author John Ivanko will present a workshop on residential renewable energy at the Mother Earth News Fair, an annual sustainability festival, September 24-25, 2011 in Seven Springs, Pa.
Finally, we start to take shape.
Wind turbines within two miles of residential areas can hurt the property values of homes.
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.
In Milwaukee, Wisconsin, a new Wind Turbine project at the port of Milwaukee will produce more than enough electricity for the city building there. Blogger Ben Nelson checks it out for you with a report, photos, and video.
Learn about one couple's ongoing effort to reduce their carbon footprint.
The new home for Friends School of Portland will be only the third school in the United States to achieve Passive House certification.
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.
Dan Chiras announces that five of The Evergreen Institute's workshops currently qualify as continuing education credits for LEED Accredited Professionals.
The National Renewable Energy Laboratory has launched a new tool to help communities assess their readiness for plug-in electric vehicles.
Many people don’t know that most HVAC systems don’t produce more or less heating or cooling based on the room temperature – they simply blow air for longer.
Former Vice President Al Gore thinks 2009 needs to be the year that America creates a climate bill. And he's got a plan to back it up!
Frontier Natural Products Co-op announced today that it has been awarded LEED Silver certification for a major renovation at its manufacturing facility.
There are many ways that each of us can lessen our unhealthy dependence on filthy fuels. You can do so in every area of your life, from choices you make regarding your house and home improvements, to food, transportation, and other consumer choices.
Green Earth Technologies is a “totally green” clean tech company that combines sustainable, American sourced, bio-based ingredients with proprietary technologies shaped around the four ideologies of being GREEN: biodegradable, renewable, recyclable and environmentally safe.
Dan Chiras of The Evergreen Institute invites readers to attend a one-day conference on the future of building in Wichita, Kansas.
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?
ASES released a report that says 37 million green jobs are possible by 2030. Check out the study here!
A new study finds that generating electricity from coal costs taxpayers $345 billion each year, making renewable energy start to look like a bargain.
There are two situations which do not require you to be heating your home: when it is warm and when you are not at home. Since it is still a bit chilly outside, you may want to consider setting up a routine of turning down the set temperature on your thermostat when you head out in the morning and when you go to bed.
In a move that could devastate Colorado's thriving solar industry, Xcel Energy slashes incentive program.
I have know Mark for years. Since I have known him (give or take a few years or so) Seiden asked me what were the best ways to go green and save energy at the same time. Then two years ago, we started with CFL bulbs. Now I'm trying to get him to go LED and get really green lighting in effect. In time. In time.
Luna Lodge, on Costa Rica's Osa Peninsula, relies on hydro power.
Let's stop for a minute and think about what we are doing!
In this posting we discuss the benefits of converting to renewable energy sources vs. the consequences of continuing to use fossil fuels.
An introduction to Cam Mather's off-grid home and lifestyle.
Some large electronics can use as much energy as a light bulb while in "stanby" mode, meaning you should unplug them when you leave the house or know you won’t use them for awhile. Having a large electronic setup plugged into a power strip makes it much easier to completely power it down, especially if it has a lot of plugs like a home theater system or computer.
Recent approval by the Obama administration of the Massachusetts based Cape Wind project creates the potential for 130 offshore wind turbines, which are predicted to produce up to 468 megawatts of wind power.
The Union of Concerned Scientists created a new Web feature to show the success of green-collar jobs.
Lester Brown from the Earth Policy Institute held a teleconference on Dec. 11 to discuss the advantages of a green economy, for the environment and the U.S. work force.
As America’s fuel use continues to decrease, proposed solutions such as the Keystone XL pipeline and food-to-fuel conversions may be unnecessary.
A brief announcement of a rare educational opportunity ... a wind turbine installation. We'll be installing a 2.5 kW Skystream wind turbine on a 127-foot tilt-up tower.
Many criticize eliminating coal mining in West Virginia because of the amount of jobs the sector provides. A wind farm, however, would employ over 200 local residents during the two-year construction phase, and create 40-50 permanent maintenance jobs afterward. A wind farm would also allow the mountain to be used for other purposes, like sustainable forestry, mountain harvesting, and gathering of wild forest plants, creating additional jobs and the opportunity for stable income for locals.
To learn more about large wind energy degrees, Brittney Tyler-Milholland and Brenna Long talk with educators at Iowa Lakes Community College about the wind energy degree program in this Wind Energy blog. Iowa Lakes had the first wind energy program in Iowa.
The thousands of families who have built affordable homes, cash up front, made of earthbags, straw bales, cordwood, cob and rammed tires are not in danger of losing their homes in the current mortgage crisis.
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.
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
Wind power grew by 30 percent and solar power grew by 40 percent in 2010, according to a new report.
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.
As part of the Obama Administration’s all-of-the-above strategy to
expand safe and responsible domestic energy production, the Bureau of Ocean Energy Management announced Nov. 7, 2012, a lease for commercial wind energy development 11 nautical miles off the coast of Delaware.
The U.S. Department of Energy released a set of pumpkin-carving stencils celebrating Halloween through alternative energy.
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.
New investment in clean energy reached $243 billion last year, driven by soaring activity in China, offshore wind and European rooftop photovoltaics
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.
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.