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Is planet Earth getting greener?

Jordan Peterson says Earth has greened by 20% in 20 years. Is he right?

Canadian psychologist and culture war commentator Jordan Peterson says planet Earth has got 20% greener in the last 20 years.

But satellite data tells a different story.

We investigate the correct number, with the help of Dr Chi Chen, from Rutgers University in the US.

Presenter: Kate Lamble
Series producer: Tom Colls
Production co-ordinator: Brenda Brown
Sound mix: Giles Aspen
Editor: Richard Fenton-Smith

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11 minutes

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