Browsing the "Sapphire Energy" Tag

Ethanol – the Good, the Bad, the Ugly, and the Beautiful

March 9th, 2009 | by John Addison

We must transition from fuel from food and haste to fuels from wood and waste. Although the economics do not yet favor major production, pilot plants are taking wood and paper waste and converting it to fuel. Other cellulosic material is even more promising. Some grasses , energy crops, and hybrid poplar trees promise zero-emission fuel sources. These plants absorb CO2 and sequester it in the soil with their deep root systems



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