More than 500 on-site side events organized by Governments, Major Groups, Organizations from the UN system and other International Organizations will take place in RioCentro during Prepcom III (13-15 June), the Sustainable Development Dialogue Days (16-19 June) and the Summit (20-22 June). Please see below the preliminary programme of on-site side events in RioCentro. For questions, please contact us at side_events@uncsd2012.org.