Globe and Mail: The IPCC says it will threaten food and water supplies, and lead to rising sea levels and species extinction. It will affect everything from what our farms produce to where we live. Unsurprisingly, the effects of a warmer climate will be most pronounced in the poorest parts of the world: coastal communities, like the Philippines, which have the least capacity to fend off these dangers. But Canada is hardly immune, and Ottawa needs to rethink its current do-next-to-nothing policy on emissions along...