Climate change II hot times in the city

Hot times in the city takes the pulse of three major Canadian cities, Vancouver, Toronto and Halifax, as they grapple with one of the planet's greatest threats to human health - global warming. Over half of the world's population now lives in cities, consuming 75% of the world's energy and producing 80% of greenhouse gas emissions. Cities are becoming dangerous places to live, as insect-born diseases, heat stroke, respiratory and cardiac illnesse...