Do you check every item you buy to make sure it is green and planet-friendly? Do you buy carbon offsets every time you fly? Stop. It is time to be honest: green consumerism is at best a draining distraction, and at worst a con. While the planet's fever gets worse by the week, we are guzzling down green-coloured placebos and calling it action. There is another way. Our reaction to global warming has gone in waves. First we were in blank denial: how can releasing an odourless, colourless gas change the climate so dramatically?