EII’s Sustainable World Coalition will be launching its 2014 Spring of Sustainability (SoS) virtual program with a free 12-hour Earth Day telesummit on April 22. The event, organized in partnership with 20 major green groups including the Sierra Club, Rainforest Action Network and National Wildlife Federation, will feature sustainability luminaries like Bill McKibben, Frances Moore Lappé, Michael Brune, Majora Carter, and Rob Hopkins. The SoS 2014 will continue for nine weeks with programs focused on issues such as climate change, food, water, endangered species, and energy. For a program overview, go here. SWC is also republishing an updated version of it flagship publication, the Sustainable World Sourcebook, due out in time for Earth Day.