HALKIRK, Alta. — Patti and Steve McKnight have a new appreciation for the wind. The central Alberta farm family used to curse the constant wind that drifted snow across their driveway and blew cold air through their parkas and into their bones. Now, they smile when the wind blows because they know they're making electricity and selling it on the provincial power grid. Fed up with their increasing electricity bill, the McKnights installed a $40,000, five-kilowatt electrical generator a little more than a year ago to turn wind into power and...MORE