Two weeks ago, AllNovaScotia.com, the excellent online journal run by daughter-father team Caroline Wood and David Bentley, ran the latest in a series of occasional pieces by Larry Hughes, a computer engineering coordinator at Dalhousie University. Hughes is something of an energy policy gadfly. He expects energy will soon be in short supply globally, so he places a lot of emphasis on energy security, by which he appears to mean energy produced within Nova Scotia. Nevertheless, Hughes opposes Nova Scotia Power's plan to mix wood waste with coal to burn in its thermal generating plants. His piece, in the August 25 edition...