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Turn off your lights

Earth Hour 2019

8:30 p.m. your local time on Saturday, March 30

Thanks to all who participated in Earth Hour 2018! We hope you’ll join us again on Saturday, March 30, 2019. At 8:30 p.m., turn off your lights for our Earth.

2018 Earth Hour participants
Easy green tips to help the environment


2018 Participants

The following points do not represent all of the participating cities or landmarks.