Forget ‘Eight Days a Week’—Paul McCartney’s Asking for Just One

The Beatles star says that’s all it takes to save the planet.

Paul McCartney is leading the Meat Free Monday campaign, asking people to skip meat once a week to “help slow climate change, preserve precious natural resources, and improve their health.” We met in London recently for an interview.

Susan Goldberg: Should I call you Paul or Sir Paul or … ?

Paul McCartney: Paul.

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