ClimateGlobal issuesCities worldwide go dark for Earth Hour01:22This browser does not support the video element.ClimateGlobal issuesElena Gyldenkerne03/24/2024March 24, 2024In an effort to draw attention to climate change, landmark institutions around the globe, including major tourist attractions, have gone dark during Earth Hour. The annual event is coordinated across different time zones.Copy linkAdvertisement