Lights Out for Phoenix, Arizona Businesses

The city of Phoenix is encouraging both residents and businesses to conserve energy by turning off their lights for an hour on March 29 to observe Earth Hour. Many government and business buildings will be participating by turning off the majority of their lights. Lights needed for essential functions such as public safety will remain on. According to this article, "More than 25 cities including Phoenix, Chicago, Atlanta, San Francisco, Bangkok, Sydney and Toronto are participating in the international event organized by the World Wildlife Foundation."