Toronto Star: I spent part of my Christmas vacation this year barbequing outside, without a jacket on. The last time I spent Christmas outside without a jacket on was 1998. I was visiting family in India. While I recognize it is not only irresponsible but also statistically incorrect to causally link any one given weather event to climate change, the bleak scientific reality is that oceans are becoming increasingly desalinated, sea levels are rising, extreme heat waves and prolonged droughts are worryingly commonplace,...