Gains In Efficiency
For Bryan Welch, a prototype of Toyota's 2013 Prius Plug-In is a real life example of how gasoline electric hybrids have made major gains in efficiency over other conventional cars.
Profitability, efficiency and growth are eternal goals. As we improve, we set higher goals, always asking how to raise the bar so that we continue getting better and better.
Most of us would love to live in energy-efficient homes that are good for the environment and have low, low energy bills. But what are the best real options available? How do you create an extremely energy-efficient home that’s still affordable for most people?
Any net zero-energy home needs two things. The first is the sun, providing passive solar energy. The second necessity is retaining maximum heat.
We know that heating, cooling and operating our buildings is responsible for 40 percent of total energy expenditures in this country. That’s a huge percentage. But we also know how to test, evaluate and improve buildings so that energy use can be cut dramatically.
Are gas guzzlers becoming popular again? Dan Chiras gives his outlook.
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.
The requirements for the much-trusted Energy Star label have changed after a government test discovered exploitable flaws in its certification process.
Every year, the American Council for an Energy-Efficient Economy (ACEEE) releases a report assessing each state’s programs and policies for energy-efficiency. See how your home state did in 2010!
California ranks No. 1 on the ACEEE's scorecard of energy efficient states. See how your state ranked here!
Here are some ways to save on energy and money while keeping your home cool in extreme summer temperatures.
Here are a few talking points that can help peacefully resolve home heating arguments.
You say you’re an environmentalist, but are you practicing what you preach?
The future looks bright as long as the United States can follow its current energy efficiency programs.
For holiday cheer that uses less fossil-fueled energy consider LED Christmas lights.
Want to learn more about the benefits of compact fluorescents (CFLs)? Here's a fast explanation of how the new efficient light bulbs can be better.
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.
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.
This year, why not resolve to go on an energy diet? The idea is to set a few measurable goals to make your home more energy efficient and then keep track of your progress.
Tell us what you think! We'd like to know whether you're using compact-fluorescent light bulbs at home and why or why not.
An energy audit can help the homeowner determine the best strategies for improving the home's energy efficiency.
It’s springtime and the weather is getting warm, but that is no excuse for letting money and energy fly out the window every single day. Hopefully you were able to find all the drafts and leaks in your windows last fall (if not, now is just as good a time as any).
What's the most efficient way to boil water?
How packing snow against your house can add R-value to your insulation - and subtract energy costs.
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.
Tips for driving safely and saving gas during the Thanksgiving holiday weekend.
Tips on how to conserve energy and save money with compact fluorescent bulbs during shorter daylight hours.
Tips on how to reduce energy with lights during the holiday season.
Tips on how to increase your car's fuel efficiency by checking the tire pressure.
Find out what John McCain and Barack Obama have to say about energy issues including the use of nuclear power, clean coal and support for renewable energy.
The Oak Ridge National Laboratory recently released a report discussing Combined Heat and Power (CHP) and its possibility as an energy solution.
New standards for Energy Star refrigerators and freezers will reduce energy consumption and include “connected” features.
Earlier this month a plan was drafted to remove all plasma screen televisions from California retail shelves.
Have you thought about adding more insulation to your home to reduce your energy bills? Here are some good places to go for more information.
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.
Have you had a home energy audit done before? A home energy audit can show you the best ways to make your home more energy efficient.
Save thousands on a solar electric system by learning this simple secret.
If you’re thinking about getting a solar electric system to help the environment and save money, think about efficiency first.
Homeowners and renters who made five or more energy-efficient improvements found satisfying savings, a new study finds.
Our efforts to improve energy efficiency in the United States might be faltering.
Comparing today’s cars that get 40 mpg or better to the high-mpg cars of a few decades ago is neither an accurate nor fair comparison.
Check out how millions of gallons of water can be saved by Aug. 11, 2009!
The ARCX dome has been sold to young couple!
Let's face it: Tax audits have given the word "audit" a bad name. But a home energy audit is a good thing, and every home can benefit from the information and recommendations a home energy audit provides.
Upgrading wall insulation is tricky. You can't see the insulation that is (or isn't) in your walls, and it's not easy to install new insulation in a hidden wall cavity. One solution that shows promise is filling wall cavities with injections foam.
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.
CFLs use 75 percent less energy and last 10 times longer than an incandescent bulb. I know that when I purchased new lamps for my house, they had a whole shelf of incandescent bulbs right next to it, and I had to go search the store for CFLs, so I understand if you are currently using incandescent bulbs. But it’s worth the switch — not only are CFLs equal in light quality, they last way longer and will save you hundreds of dollars over their lifetime.
More than the electricity needed to run these machines, the “rinse hold” hot water setting that many households use is the biggest energy drain associated with dishwashers – as much as 80 percent of the energy your dishwasher uses goes to heat water.
Did you know that a dirty filter in your HVAC equipment can reduce its efficiency by up to 20 percent? Didyou also know that it is recommended to check your filter every month? Don’t despair!
When you get home today, do this simple test: Close your fridge door on a dollar bill or piece of paper; if you can pull the bill out easily or worse, if it falls, then it is time to replace the seal.
Did you know that heat transfer through windows can account for up to 25 percent of your energy bill by allowing heat out during the winter, and makes your air conditioner work overtime to combat the sun’s warming? Drafts and leaks can be the biggest culprit of energy waste but can also be fixed with relatively little effort.
Attics can be a huge energy drain if they are not insulated sufficiently. We’ll leave the
heavy lifting for next weekend, but for now look for uneven insulation, base sports, water damage, and anything else that looks out of place.
It might seem like a small thing, but your refrigerator can be a HUGE drain on your energy bill. We’ve already shown you how to check for leaks in your refrigerator seal—now let’s take the next step in keeping your fridge in top working order.
Having a properly maintained water heater is like going to the dentist: No one wants to do it, but it’s gotta be done. Ideally, you should have an inspection and necessary maintenance performed on your water heater once a year.
A home’s air-tightness is just as important as how much R-value it has.
The difference between power and energy and how it relates to toast!
Comparison between old ways and new technology.
The International Green Construction Code, an International Code Council initiative, released its first set of green building standards today. Standard 189.1 addresses energy efficiency, site sustainability, materials and resources, and more.
Tips on how to conserve energy at home with Energy Star compact fluorescent light bulbs.
Tips on how to save energy, water and fuel at home and on the road in 2013!
There are many ways farmers can benefit from renewable energy, including wind energy, solar energy, energy efficiency and biofuels.
Does 100 mpg fuel economy justify cross-country recreational travel? Maybe so and maybe not, but I need to be careful—increasing fuel efficiency can increase fuel consumption if you increase your driving, too.
Tonight when you get home from work or school, call your utility company and ask what incentives they have for you to get an energy audit for your home. Many utilities have been offering free energy audits for years, but very few people have actually taken advantage.
The X Prize Foundation needs your vote to help them decide their next X Prize.
The "High Mileage Car Show" at the latest Mother Earth News Fair, and the pleasure of driving a fuel efficient car.
New federal standards will dramatically increase fuel efficiency in cars and light-duty trucks by 2025.
Engine efficiency depends on rpm (among other things) and slower isn't always better. More wisdom from the Honey Bear.
There are many ways we can conserve energy, and be more eco-friendly, especially with the advancements that technology is making every day.
Having a “green home” means lots of different things. What does it mean to you?
Let's dream a little dream of green home improvement, without worries about funding.
High-efficiency washers save energy, water and money with every load. And with the average household washing 400 loads per year, those savings add up.
A look at the completed project and some of the features.
We'd like to hear about projects you have planned that will help you save energy, save water or otherwise make your home greener.
Renewable energy expert Dan Chiras shares tips for saving on energy costs by sealing leaks in your home.
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.
Old homes are often thought of as second-hand or sub-par quality. There are a lot of things you can do to modernize your home, and even make it more energy efficient that many new homes.
If someone told you that you were losing money just by sitting in your home, you would probably want to do whatever you could to change that. Well the reality is that your home is using up energy regularly, and there is a huge chunk of that energy that you do not even need. Luckily, we live in a time when technology is constantly coming up with ways to fix problems such as these. Here are some of the ways that technology can help to save the environment, as well as your wallet.
Frontier Natural Products Co-op announced today that it has been awarded LEED Silver certification for a major renovation at its manufacturing facility.
Dan Chiras of The Evergreen Institute invites readers to attend a one-day conference on the future of building in Wichita, Kansas.
From switching out light bulbs to bundling up your water heater, environmental journalist, Simran Sethi, shares some simple and stress-free tips on how to save energy in your home.
The work invovlve in tranforming a house that wastes energy into a house that's 50%-95% more energy efficient is called a "deep energy retrofit." We need to find ways to do more of these to save energy, money and the environment.
Before winter's chill starts to compromise comfort and elevate home energy bills, there are 5 energy-saving upgrades you can complete.
Future factors set a high standard for sustainable products and activities
After Greensburg was destroyed in 2007, the citizens of Greensburg, with the help of GreenTown, have invested in green building for a better tomorrow.
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.
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.
Replacing a task that uses electricity with one that does not is a no-brainer when trying to save on your energy bill — and air drying is one of the easiest ways to go.
When you get home, go to your hot water heater, remove the cover and turn it down to 120 degrees (sometimes labeled “hot” as opposed to “very hot”).
Renewable energy expert Dan Chiras warns us that building nuclear power plants is not the solution to our current energy crisis.
A brief description of Manuel and Mary Ann's straw bale home and its efficiency.
Cam contemplates the amount of energy that goes into our food production and shows how he prepared corn for freezing the zero carbon way!
Green Builder Media’s Vision and ReVision Houses highlight energy efficiency, water conservation, waste management, indoor air quality and great new green materials.
Now's the time to redouble our efforts to tap into energy efficiency. The potential is huge and the benefits are even greater.
As America’s fuel use continues to decrease, proposed solutions such as the Keystone XL pipeline and food-to-fuel conversions may be unnecessary.
Sixty-one percent of Americans say they understand our nation's energy issues, but more than half have never heard the term "smart grid." We have a lot to talk about.
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 home improvement and retrofit projects that only require a minimal investment and that have a sure (and often speedy) payback. These relatively low-cost improvements can reap real savings. Plus, a link to info on tax credits and rebates.
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.
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.
Courses in solar energy taken through The Evergreen Institute now apply toward the Midwest Renewable Energy Association’s site assessor certificates.
The basement of Dan Chiras' net zero energy home is outfitted with PVC pipes, insulation and concrete.
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.
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.
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.
Dan Chiras announces that five of The Evergreen Institute's workshops currently qualify as continuing education credits for LEED Accredited Professionals.
Heating water is the highest drain that laundry machines and dishwashers have on your bill. Onaverage, water heating accounts for 18 percent of your energy bill.
More than 15 tips for saving water inside your home and outside in your yard and garden. Reducing your water use will not only lower your water bills and help prevent water shortages during drought periods in your area. It also...
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
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.
Only 43 percent of Americans know what smart grid technology is, and of those, 70 percent don’t really understand how it works, according to a survey released today.
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.
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.
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.
I am especially concerned with the electricity hogs that keep us burning coal.
Summing up pasture data where it relates to chickens and customizing land to better suit poultry and their behavior and stomachs. Measuring oil viscosity levels and rescuing a trailer with a portable winch were some of our favorite things.
Our “needs” for the latest gadgets elevates our energy consumption, even with the onslaught of energy-efficient appliances and consumer electronics in recent years.
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.
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.
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.
Simran Sethi describes the choices she made for her eco-friendly kitchen remodel.
Simran Sethi discusses how to green your bathroom in easy ways: through your choice of toilet paper, shower curtain, and towels.