Earth Hour on Saturday, March 27

Governor Martin O’Malley is asking all Marylanders to join him in participating in Earth Hour on Saturday, March 27 from 8:30 to 9:30 pm. The 4th annual Earth Hour is a global effort to raise awareness about energy usage and climate change, by having people around the world turn off their lights for one hour to show support and concern for the natural world and climate change.