Category Archives: Sustainable Living

Clean Coal For Real

Clean Coal For Real

We have heard the term “clean coal” for years, mostly from politicians and in coal company advertising.  The concept sounds good:  burn coal but don’t produce carbon dioxide emissions.  While there have been various small-scale tests of technologies to accomplish this, it has not actually been a viable option for the power industry.

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European Lessons On Food Waste

European Lessons On Food Waste

Americans toss out an almost unbelievable $161 billion worth of food every year.  There are numerous efforts underway to address this problem, but they are mostly at the local level or in the business sector.   To date, we have no national- or international-level policies that tackle the issue.  In this regard, Europe is way ahead… Continue Reading

Spider Silk

Spider Silk

Spider silk – the protein fiber spun by spiders to make webs, nests, cocoons, and wrapping for prey that they stash away – is a remarkable substance.  Its mechanical properties combine high tensile strength and high extensibility or ductility.  This allows spider silk to absorb a lot of energy before breaking.   It is stronger than… Continue Reading