Why neither Live Earth nor biofuels will save the planet

The madness of crowds can explain plenty of things: that no-one questions jetsetting popstars' claims that they want to save the planet; and why everyone is jumping on the biofuels bandwagon. But if you really want to save the planet - and profit from an important trend - look elsewhere.

Something happened to me over the weekend that made me shudder but I am slowly dealing with the consequences.

I actually agreed with something that ultra-rightwing US commentator Rush Limbaugh said in one of his columns. Yes really. The invective-loving sanctimonious fool was 100% right on this one issue but I regard it as an exception.

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