Letter of the Day: The argument of climate change

Kim Campbell’s references to “climate deniers” and “climate change” (SP, Oct. 5) sound like something found in a time capsule from when she was Prime Minister. That was when people thought there would be no gasoline-powered cars by 2005. It was before scientists in the Intergovernmental Panel on Climate Change (IPCC) unanimously rejected any link between climate change and man-made causes (1995). It was before the “hockey stick” graph of global temperatu