Demystifying solar energy

Homeowners thrilled to see their system feed the power grid Solar arrays, photovoltaic, solar thermal and passive solar. Combine these terms with the swanky look of solar panels and their accompanying high technology, and the average person is left reeling,...

Greywater Treatment Systems

Clivus Multrum, Inc. Clivus Multrum, a leading manufacturer of composting toilets, makes custom greywater collection systems that take water from clothes washers, showers, dishwashers, and sinks and use it to irrigate plants. Each system collects water in a dosing...

Dow sees big market for solar house shingles

NEW YORK — Dow Chemical Co said Monday it would begin selling a new rooftop shingle next year that converts sunlight into electricity – and could generate US$5-billion in revenue by 2015 for the company. The new solar shingles can be integrated into...