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George Monbiot in his Guardian column this week questioned whether it’s sufficient to simply become ‘green consumers’ or whether in fact we need to consume less overall. It’s an essential question. Twelve months ago I drove without compunction, flew with little hesitation, ate meat with abandon and sourced my clothes and other consumer goods wherever I wished. Those days are gone forever. Knowing what I do now, I can’t justify a three-planet lifestyle, or even such things as offsetting. I’m slowly adapting to live within my planet’s means. It’s not very sexy and it doesn’t boost the economy. So it’s deeply unfashionable. And it puts the journalist in a tough spot: there’s only so many column inches one can write about the frugal life.