Playing and watching sports can have a big impact on the environment. From skiing and sailing to baseball and basketball―sports are contributing to the climate crisis. Thankfully, sports organizations, athletes and fans around the world are stepping up and playing a role in raising awareness, taking action and changing the rules of the game to help the planet. From innovative stadium design and zero-waste sporting events to recycling tennis balls and getting to practices and games using sustainable transportation, athletes and fans are taking action to ensure everyone can enjoy their favorite games for years to come.