Edmonton Journal: U.S. politicians will hurt their country’s hopes of escaping addiction to oil from politically unstable regions if they move against Alberta’s oilsands and their environmental impact, Premier Ed Stelmach warned a Washington, D.C., audience on Wednesday. If Americans don’t want the lucrative but hard-to-produce resource and try to limit development, countries such as China and India will happily take it, he cautioned in his first foreign speech as premier. It was a message he …