Solar energy systems do not produce air pollutants or carbon dioxide. The LG 11,500 BTU 230V through-the-wall air conditioner is perfect for cooling a room…

Its major drawback has to be the power consumption (1365 watts). Can be used solo as well as in tandem with an AC, reducing energy…

Individual energy use and feedback in an office setting: A field trial. We also use a little electricity for heat, about $200/year. If you are…