本文介绍了在马来西亚吉隆坡由国际石油工业环境保护协会(IPIECA)组织的和在哥斯达黎加圣约瑟由拉丁美洲和加勒比海地区石油和天然气公司协会(ARPEL)及联合国环境规划署(UNEP)于2002年组织的两个高级区域研讨会的主要发现.这些研讨会的目的是提高对区域发展和气候变化问题的理解,并且识别有效的近期和长期行动的机会,特别是通过清洁发展机制(CDM),对于清洁发展机制项目,私营部门投资仍然存在经济上、方法上和体制上的障碍.围绕清洁发展机制规则的不确定性,已经从设想的关心发展到更为实际的对能力的关心,即组织机构能否以一种及时和成本有效的方式审查和批准项目应用. This article presents a summary of the current situation in San Jose, Costa Rica, organized by the International Petroleum Industry Environmental Conservation Association (IPIECA) in Kuala Lumpur, Malaysia, and by ARPEL (Latin America and the Caribbean region) and UNEP (United Nations Environment Program) The main findings of the two high-level regional seminars organized by the seminars are to improve understanding of issues of regional development and climate change and to identify opportunities for effective immediate and long-term actions, in particular through the Clean Development Mechanism (CDM) With regard to CDM projects, there are still economic, institutional and institutional obstacles to private-sector investment, and the uncertainty surrounding the CDM rules has evolved from a conceived concern to a more realistic concern about competence, Can the organization review and approve project applications in a timely and cost-effective manner?