Warmed or air-conditioned air mixes with outside air through gaps in your home’s thermal envelope-exterior walls, windows, doors,the roof, and floors. Such air leaks can waste large amounts of energy.
Most experts agree that caulking and weather stripping any gaps will pay for itself within one year in energy savings. Caulking and weather [...]
by James Wachai
Cellulosic ethanol is on the move. Today, POET, the top U.S. ethanol producer, inaugurated a pilot cellulosic ethanol plant in South Dakota. The plant’s projected to churn out 22,000 gallons of cellulosic ethanol per year. POET has an amazing, professionally done documentary that takes you, step-by-step, along the journey cellulosic ethanol has followed. [...]
by Ron Roberts
(NewsUSA) – According to the U.S. Department of Energy (DOE), water heating accounts for up to 17 percent of national residential energy consumption, the third largest energy end-use in homes behind heating and cooling units and kitchen appliances. As homeowners install amenities that require increased hot water volume, such as luxury tubs and [...]
by Anna Williams
A solar car is a vehicle, powered by electricity instead of fuel, which runs on solar energy obtained from the solar panels on its surface. The solar panels are often found on the roof of the vehicle.
This type of vehicle is not entirely practical as of this moment, for obvious reasons. It needs [...]