On March 24th at 8:30pm local time turn off your non-essential lights for one hour with WWF and millions of people around the world to show your commitment to fight climate change. Science tells us the decisions we make in the next few years will largely shape our collective future and our ability to stave off the worst impacts of climate change. All of us have a role to play. Learn more on what you can do at WorldWildLife.org/EarthHour