Over a century’s worth of shifting environmental policy means that today, maintaining Canada’s forests is as important as cutting them down. Tree planting is an essential part of this maintenance, and each year thousands of young Canadians trek through rough conditions and remote areas to replant thousands of trees.
Environment can be broadly defined as the natural world or the conditions in which a species lives. This collection gathers all of The Canadian Encyclopedia's articles pertaining to the environment, from pollution to various fields of scientific study. Image: Normand Gaudreault/CC flickr.
The fuel cell, device that directly converts the energy potential of fuels into electrical power. (Electrical power is equivalent to work output.) Directly means without first burning the fuel to cause a temperature rise followed by a second-step, which is the conversion of heat into work.
It has been a long time since a Canadian government tried to force the auto industry to improve fuel efficiency. The energy crisis scares of the 1970s were still fresh memories when Pierre Trudeau's Liberals passed the Motor Vehicle Fuel Consumption Standards Act in 1982.
At times last week, the sky on Kelowna's southern flank seemed possessed by a malevolent force, as though the B.C. city were living under a volcano. Winds would fan the Okanagan Mountain Provincial Park fire, sending unsettling plumes of smoke high into the air.