Swedish climate activist Greta Thunberg protests with her placard that says "School strike for climate" as part of her Fridays for Future protest in front of the Swedish Parliament Riksdagen in Stockholm on October 9. Jonathan Nackstrand / AFP
Swedish climate activist Greta Thunberg protests with her placard that says "School strike for climate" as part of her Fridays for Future protest in front of the Swedish Parliament Riksdagen in StockhShow more

What the young can teach us about climate change