If he had the confidence and "big balls" he would just refuse to do it.It’s pretty shameful in a way to force one of the most prominent environmental campaigners of the last 50 years to put on a shiny hat and read out a load of anti-green nonsense designed by a dying government to give them a short term electoral boost at the expense of the long term health of the planet
"I'm not reading this shit out - find some other mug to do it"
His popularity would go through the roof.
But he doesn't. So he won't.