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We’ve all seen plenty of washing machines with the instantly recognizable Energy Star sticker, accompanied by a numerical rating of the efficiency of the appliance. There are also numerous machines being marketed as “green” appliances that will help you save energy and water but still clean your clothes. What makes a washing machine green? How does the Energy Star program, …

Eric Parish asked: As our population grows and the earth’s resources are strained like never before, many people have questions about geothermal systems but are not sure about some very fundamental concerns.  Hopefully, this brief article can open your eyes to the potential of geothermal system. How does geothermal work? The basic principle is that a geothermal heat pump extracts …

Rosemary Taylor asked: If you are living around the Mediterranean or in any country with wall to wall sunshine then why are you not taking advantage of the one thing you can count on, the SUN!!! In Spain, it seems that the majority of people still don’t take advantage of this very reliable resource and even more surprisingly is that …