The first call for best practices was launched during preparations for the second United Nations Conference on Human Settlements (Habitat II) as a means of identifying successful initiatives in improving living conditions on a sustainable basis.
首次征集最佳做法是在筹备第二次联合国人类住区会议(人居二)之时，目的是查明在可持续改善生活条件方面有哪些成功举措。