solar water heating Archives - Sustainablog

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Propane: The "Dirty Little Secret" of Living Off the Grid

Living off the grid sounds romantic…no more bills from dirty energy companies, self-sufficiency, green power, etc.; however, there is one “dirty little secret” found in most alternative energy homes.  Without it, some off-gridders couldn’t cook, refrigerate, heat water, or dry clothes.  That dirty little secret is propane. Propane is a “by-product of natural gas processing and petroleum refining,”.  Due to […]

September 15th

Data Highlights on Solar Energy

Concerns about global warming, rising fossil fuel prices, and oil insecurity have prompted calls for a new energy economy, one that replaces fossil fuels with renewables. The sun is an enormous reservoir of energy; in fact, the sunlight reaching Earth in just one hour is enough to power the global economy for a whole year. […]