May 20, 2009–The Supreme Court of Canada will consider this week a request by the National Post, civil liberties and media groups to overturn an Appeal ruling that police investigations override the Charter guarantee of free expression.
March 4, 2009–Localizing the effects of climate change remains challenging. But a new tool makes it easier to at least pin down the local sources of one of the main greenhouse gases, with the inventory led by Purdue University scientists.
September 3, 2008–The Gulf waters off of Louisiana aren't the only US area burdened by a "dead zone." There are similar, smaller areas with short- or long-term oxygen depletion off the shores of 20 states, as well as Canada and Mexico.