Volunteers from the Merritt Island National Wildlife Refuge are photographed with their display during a sustainability expo held at the Kennedy Space Center Visitor Complex in Florida on April 11, 2019. Guests had the opportunity to view their display and receive information on Florida plants and wildlife. The expo kicked off Kennedy’s annual Earth Day celebrations, where approximately 40 exhibitors attended to provide information ranging from energy-saving solutions to wildlife and natural conservation. In addition, there were multiple butterfly releases throughout the day.