All posts from Guest Contributor

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Building a Tiny House With Straw Bales

According to Click Green, hay bales can make an affordable, energy efficient, and sustainable tiny house that can keep you and yours safe and warm far off the grid. The bales have 75% more insulating power than a traditional stud wall filled with fiberglass insulation, and are non-combustible because they have little to no oxygen […]

January 6th

High-tech Fiberboard Made from Waste Fiber

There’s a new green building material on the market that is light, strong, and flexible, and can be made into just about any shape, including complex molded shapes, without the need for any glues, harmful chemicals, or toxic ingredients. This material, called ECOR, is a high-strength fiberboard made using only water, heat, fiber, and pressure, […]

December 30th

John Perlin Series: Five Major Breakthroughs in Solar Energy – Part II

I am pleased  to post this second in a series of solar energy  articles from John Perlin, based on his ground breaking book, Let It Shine: The 6,000-Year Story of Solar Energy. Perlin discusses the major breakthroughs in solar energy over the millennia. Second Major Breakthrough – Solar Architecture and Solar Cities The second major breakthrough […]

September 22nd

The Dark Side of Solar Energy: Solar Weaponry

John Perlin’s book, “Let It Shine: The 6000-Year Story of Solar Energy,” tells of a scheming thirteenth century priest/scientist who tries to convince the Pope to start a solar weapons’ race by showing him a treatise written by an early Muslim geometrician regarding solar burning mirrors. Had solar energy lived up to its threat as […]

July 21st