Edinburgh festival: Is the Fringe bad for the environment?

guardian.co.uk: "It has been said that the Fringe is a perfect barometer for measuring whichever issues are currently worrying our society. And as in previous years, many companies here are nailing their political colours to the mast with a plethora of shows about Iraq, terrorism, and the Labour government. Yet there is a new colour seeping in to the politics of this year's Fringe - and it's distinctly green."