ScanTheSun: A Tool for Solar-Panel Users
In the ideal case of an individual installation, solar panels are mounted on the southern pitch of a roof of buildings with high insolation. (See “Vocabulary” for the definition of insolation and a ...
Energy Star has promoted programmable thermostats since 1995, estimating that consumers will save 10%–30% on their heating and cooling energy bills. With sales of programmable thermostats doubling in the last ten years, and with more than 25 ... [continue reading]
Solar PV is becoming an increasingly popular option for generating electricity in urban and suburban homes. Three years ago Niels Wolter of Madison, Wisconsin, installed a 1.3 kW PV system on his family’s three-bedroom ... [continue reading]
Compact fluorescent lamps (CFLs) combine the energy efficiency of fluorescent lighting with the convenience and popularity of incandescent fixtures. CFLs can replace incandescents that are roughly 3–4 times their wattage, saving up to 75% of the ... [continue reading]
The San Francisco Bay Area is notorious for its high housing prices, and many families find themselves priced out of homeownership. Since 1988, East Bay Habitat for Humanity (EBHFH) has worked to reverse this trend by ... [continue reading]
Improving the energy performance of a home is an economically sound investment. Yet despite its economic attractiveness, home performance in the United States is nowhere near optimal levels. Why is this? In ... [continue reading]
Most of us are aware that marketing greatly impacts the way consumers make decisions and ultimately make purchases or investments. ...
Hawaii is notorious for leading the nation in aloha spirit—and solar power. Up to 53% of Hawaii’s ...