This report provides a summary of the second workshop under the work programme to further the understanding of the diversity of nationally appropriate mitigation actions (NAMAs) by developing country Parties. The workshop was held in Bonn, Germany, on 5 June 2014, during the fortieth session of the Subsidiary Body for Implementation. The workshop provided a space to discuss the benefits of sharing technical information on NAMAs, as well as to share experiences with seeking and providing support for NAMAs.