Propelling a vehicle with air or water is possible, but whether it’s practical is another story.
American Airlines is the greenest U.S. airline for the third consecutive year in Newsweek's Green Rankings List, an annual environmental ranking of the country's 500 largest publicly traded companies.
The Solar Impulse has made history as the first solar-powered airplane to fly across the North American continent.
Machine expert Hank Will offers advice on whether to drain the gas tanks of machines that will be idle for a while.
A recent study by German carpet company suggests that its Cradle-to-Cradle-certified carpet might actually improve indoor air quality.
Nearly 2 million people sent comments opposing genetically engineered salmon to the Food and Drug Administration, stating that GE salmon is bad for the consumer, the environment and the native fish.
California architect Matthew Hofman gives a 1978 Airstream a good green makeover.
Diesel engines are engineered and built to be more robust due to the higher compression ratio in the combustion chamber and the high torque output they produce.
Conversion kit install to convert a hybrid vehicle into a plug-in electric and improve your gas mileage by 25%.
The devil is in the details in a net zero energy home. Every single step in the design and construction of a home requires efforts to ensure airtightness. The top of the foundation is one detail that deserves special attention.
These new vehicles may help the environment, but their soundless engines are a threat to the visually impaired, as well as pedestrians and bicyclists.
Try these tips for cleaning a carburetor.
Gasoline is blended with ethanol all the time, but are these blends all right to use in small engines? Here's how you can avoid problems.
What should I try when my mower/tiller engine won't start?
A few hundred protestors from across the country arrived at the White House last month, the culmination of the two-week GMO Right2Know March that began in New York City on October 1. (Congratulations all you brave marchers - my feet ache just thinkin
Planet Connect's Get Green Video Contest wants you to show how you can Green Your City with Science, Technology, Engineering and Math (STEM).
Cell Fusion genetic engineering is emerging as a hot topic in the Certified Organic seed and food industry. We can expect the resolution of this issue to impact both small-scale and large-scale growers.
An automotive whiz explains why it's not a great idea to let your car warm up by idling.
Two seasoned gearheads weigh in on the benefits (or lack thereof) of converting a V8 engine to run only on four cylinders.
TRUFUEL, a ready-to-use engine fuel, can be used in two and four-stroke engines.
How to flush a small engine and repair a clogged carburetor.
The following post summarizes Chapter 7 of the book "Let It Shine The 6000 Year Story of Solar Energy."
A California couple is hitting the road in a greened-up Airstream to share and gather lessons on living sustainbly.
A reader living in a small apartment with no ventilation needs help figuring out how to improve apartment air quality.
Here's how ceiling fans work, and how you can use them most efficiently.
The National Renewable Energy Laboratory has invented an air conditioner, the DEVap, that’s up to 90 percent more efficient than traditional ACs.
Made from natural minerals, sea salt, water, sand, recycled coal byproducts and natural fibers, CompoClay is a promising alternative to gypsum, engineered wood and resins.
Earthbag building has just received engineering approval. This is probably the greatest news ever for earthbag building. With engineer-approved plans, we see unlimited potential for earthbag building for homes, shops, schools, you name it.
Precision Engineering www.structure1.com has generously provided drawings and specifications for building earthbag structures in seismic areas to meet code. The documents have been combined into one 6-page PDF and are now available online.
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.
The U.S. Food and Drug Administration is accepting public comment regarding a draft Guidance for Industry #187 — to clarify regulation of genetically altered animals.
The Environmental Protection Agency has given the go-ahead to Dow Chemical for its genetically modified 2,4-D resistant corn.
Team Austria wins the Solar Decathlon 2013 for building the most energy-efficient, cost-effective and most attractive solar-powered house.
Pollution isn't just hurting our environment. It is a bigger cause of death in Southern California than motorized vehicles!
Are you air aware? Learn how air quality affects your health during Air Quality Awareness Week.
An attic fan may not reduce your air conditioning costs, but a whole-house fan is a different story.
You can use a solar hot-air collector to heat your home with renewable energy. Here’s more about how they work.
Otterbine Barebo Inc. expands their Air Flo 2 diffused air system product line by releasing 2-dome and 1-dome diffuser manifold options to the original 4-dome option.
If you like steam- and gas- powered engines and farm equipment, you will love these three magazines and websites: Farm Collector, Gas Engine and Steam Traction.
Engine efficiency depends on rpm (among other things) and slower isn't always better. More wisdom from the Honey Bear.
One would think a car wouldn't need a mechanical inspection at 5,000 miles. But when you're building a 100-mpg car from scratch, and the builder is meticulous, it's wise to look for problems even when there are no signs of problems.
Urban food forests and public gardens provide communities with an edible landscape for everyone to share. These public fruit forests are the new trend in urban agriculture and play an important role as sustainable local food systems in their communities.
Clean air does not need to be expensive.
I think testing your home for radon is a good idea, and these dogs agree with me!
A newly “refurbished home” smells bad. It has been 3 months and the smells are still overwhelming. Some helpful suggestions.
Cam considers the environmental implications of different forms of transportation and urges people to stop flying!
Cam dressed up as a bunch of blueberries for our local parade, and spoke to a group of university students about peak oil. Never a dull moment....
Sometimes being off grid doesn't necessarily mean that you're green.
A University of Georgia study finds that common houseplants can remove toxins and improve indoor air quality.
Tips on how to improve air quality while driving your kids to school.
Tips on how to protect children during Children's Health Month in October!
Tips on how to help save fuel and money while driving.
Studies show air pollution in China can reduce a life span by up to 5.5 years.
From IBM to Sprint to Dell, companies are going green and even realizing they can save green too.
Friends and I travel to the Open Source Ecology project in rural Missouri to take a tour and help out laying up earth bricks.
Concerned about GMOs in your family's food? Take action.
This fall's Fuel for the Body T.O.U.R. ("Total Organic Understanding Ride") will educate the public on the benefits of living a green lifestyle that includes eating organic food and supporting local, organic farmers.
Clear your home's air naturally for better health and well being.
How prepared ahead of time for remote living and what was required.
Concerned about Monsanto's Roundup Ready crops and genetic engineering of our food? Let President Obama and Agriculture Secretary Tom Vilsack know.
Kingtec K25Z-4 will not only cut the spiralling out of control energy demand from the power-hungry air-conditioning unit of the world but it can also cut a struggling families electric bill significantly.
Tips for saving energy at home while trying to stay cool.
Cam is handling this heatwave much better thanks to his solar-powered air conditioner!
Tips on how to use "best burn practices" at home to minimize wood smoke and protect your health.
Tips for limiting your exposure to pollen to help manage allergy symptoms.
Tips on how to save energy, water and fuel at home and on the road in 2013!
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.
World Car Free Day is an annual international event to raise awareness about alternative transportation. Every Sept. 22, cities and towns around the globe recognize the negative impacts of car pollution and encourage walking or biking as ways to save energy and reduce greenhouse gas emissions.
You smell an odor in your home and suspect that it isn’t healthy. This article explains how to do some safe investigation in preparation for calling in an expert.
Air conditioning accounts for as much as 20 percent of the average homeowner's utility bill. These simple tips can help you reduce your mechanical cooling needs, meaning more money for you and better-quality air for the world.
Dan Chiras of The Evergreen Institute invites readers to attend a one-day conference on the future of building in Wichita, Kansas.
Ceiling fans help cool people naturally, and use a lot less energy than air conditioners. Use them to save on energy.
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.
Broadening your understanding of mold and mildew in the house will help you to eliminate this hazard to health and home value.
Green Builder Media’s Vision and ReVision Houses highlight energy efficiency, water conservation, waste management, indoor air quality and great new green materials.
When the Home Star Energy Retrofit Act of 2010 passes (as expected) this summer, be prepared by learning what to expect when you buy a water heater, heating system, air-source air conditioner or heat pump.
It's easy to make your own air freshener spray. You'll avoid chemicals and delight in the fresh smell.
Americans are being asked to turn up the thermostat 3 degrees on June 21. If you find you don't notice the difference, why not keep it up? You will notice the difference in your electric bill.
The “Cash for Caulkers” home-retrofitting program, known as the Home Star program, is expected to pass the Senate this summer. The bill offers rebates for 13 different types of retrofits, including insulation and air and duct sealing
Beat summer heat with this easy, do-it-yourself alternative to an expensive store-bought air conditioner!
The unintended death of a charming little creature raises the realities of life on a farm homestead.
A National Resources Defense Council analyst calls proposed standards “the most important actions to clean up air pollution from dirty coal-burning power plants since the Clean Air Act was last updated in 1990.”
Take a lesson from Southerners, who know a thing or two about keeping cool naturally. These homes take advantage of old-fashioned and cutting-edge passive cooling techniques to stay temperate even during hot Southern summers.
Learn details regarding winter chicken care including ventilation for a cozy chicken house, heat for baby and grown chicks, and recommended poultry books.
So many paint colors to choose from for Simran Sethi’s home, but one standard must be met: no VOCs or harmful chemicals.
Environmental journalist Simran Sethi goes through the process of rejuvenating her hardwood floors, and describes how to avoid harmful ingredients in cleaning products, such as volatile organic compounds, in the process.
I am especially concerned with the electricity hogs that keep us burning coal.
Building homes using dangerous and impactful industrial chemicals--in the name of energy efficiency--is not sustainable or ecological, a green building veteran says. His Health-Based Building model is an important step forward for green design.
"Green" cleaning products are awash with misleading labels and false claims. Always look for a third-party certification to assure you're buying the healthiest, most environmentally friendly cleaners.
This home in the Florida Keys captures prevailing breezes and takes advantage of passive cooling techniques such as open walls and a reflective roof to keep its occupants cool and comfortable without air conditioning.
Matt and Kelly Grocoff keep cool in Michigan by taking advantage of their 110-year-old home's natural ventilation strategies. It's as easy as opening a couple of strategically placed windows.
Most conventional paints and coatings emit Volatile Organic Compounds (VOCs), which can contribute to poor indoor air quality as well as to smog. This overview includes a link to a product listing of healthier low-VOC, zero-VOC, and natural paints.