"We have reached a point of planetary emergency," says climatologist James Hansen. It seems the earth is near a tipping point.
Busy doing the most tipping are the richest Canadians, the tar sands, and businesses.
Imagine the whole human family squabbling about whose turn it is to scrub the atmosphere.
So what is a regular Joe or Jane to do?
Well, this summer, you could green your travel, or avoid the whole thing with a staycation.
Or, put your girls to work with a chest charger.