Canadian Press: Biofuels derived from crops such as corn and canola might have the support of Canadian governments but activists say a growing reliance on the technology represents a real threat to the environment and the global agriculture sector – a warning they plan to take across the county. While the cross-Canada information tour is aimed at the “dangers" of biofuels, the Canadian Biotechnology Action Network (CBAN) fears its message comes too late to influence proposed federal legislation …