Hello, I'm currently out of office.

An article I read recently said we're more relaxed and more productive after a good break.

So I've gone to Barbados for a month for science.

Yours, Toby.

Take your holiday as seriously as British Airways holidays take your holiday.

Atul protected.

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Hello and welcome to the intelligence from the economist. I'm Jason Palmer. And I'm Oire Ogunbe. Every weekday,

we provide a fresh perspective on the events shaping your world. Britain's capital, London, has been

in the vanguard of cities that tackle rampant pollution by hitting drivers where it hurts, their wallets.

But the latest wheeze, or rather the latest attempt to reduce wheezing, has become troublingly politicized.

And, for 12,000 years, the world has been in a geological epoch called the Holocene.

But scientists reckon that humans have affected the planet so much that a new one, the Anthropocene,

is called for.

And deep in a lake, they found the telltale spot to prove it.

But first.

...