Odean Serrano Headquarters, Washington, DC June 18, 2001 (Phone: 202/358-0230) NOTE TO EDITORS: N01-38 NASA JOINS FEDERAL AGENCIES IN ECOSYSTEM STUDIES NASA plans to join other federal agencies in a unique network of organizations dedicated to providing research, technical assistance and education to federal land management, environmental and research agencies and their potential partners. The network of Cooperative Ecosystems Studies Units, or CESUs, creates and maintains cooperative efforts among federal agencies and universities to share resources and expertise. On June 19, NASA will become the tenth federal agency to join this CESU Network. The CESU Network also encourages professional development of federal scientists and works to manage federal science resources efficiently and cost-effectively. Media representatives are invited to attend NASA's signing of the Memorandum of Understanding at the American Association for the Advancement of Science (AAAS), June 19, 4:45 p.m. EDT. The AAAS is located at 1200 New York Avenue, NW, Washington, DC. -end-