Overloading Australia—How Governments and the Media Dither and Deny on Population, by Mark O’Connor and William J. Lines; Envirobooks, 2008, $19.95. It’s really an old-fashioned pamphlet grown obese, I thought as I read this important but somewhat misguided little book on one of the great issues of our age—the impact on the globe of an enormous human population of big consumers. Environmental debates—for and against—seem to be ideally made for pamphleteering, with so many matters too complicated for even Quadrant articles, but not worth an expensive, time-consuming book. Pamphlets could also accommodate the typical range from the cranky to the…