关键词：电子信息；信息系统；全球变化；评估
摘 要：The program: (a) Coordinates Federal research to better understand and prepare the nation for global change. (b) Priori4zes and supports cutting edge scientific work in global change. (c) Assesses the state of scientific knowledge and the Nation s readiness to respond to global change. (d) Communicates research findings to inform, educate, and engage the global community.