Front Matter -- Preface -- Acknowledgments -- Contents -- Summary of the Workshop--As Reported by Grace Xingxin Gao -- Address at the Opening Ceremony of the NAE-CAE Joint Workshop on Global Navigation Satellite Systems (GNSS)--Zhou Ji -- Introductory Remarks--Charles M. Vest -- WORKSHOP PRESENTATIONS -- Development of the BeiDou Navigation Satellite System--Ran Chengqi -- U.S. GPS Policy, Programs, and International Cooperation Activities--David A. Turner -- Research Report on GNSS Interoperability--Lu Xiaochun, Lu Jun, Bai Yan, Han Tao, and Wang Xue -- The Interchangeability Problem: Signals, Coordinate Frames, and Time--Rita M. Lollock, Thomas D. Powell, and Thomas A. Stansell -- COMPASS/BeiDou Coordinate and Time Reference Systems--Yang Yuanxi, Tang Jing, and Han Chunhao -- A Global Safety of Life Service from Multiple GNSS Constellations--Per Enge -- Monitoring and Assessment of GNSS Open Services--Jiao Wenhai, Ding Qun, Li Jian-wen, Lu Xiaochun, and Feng Laiping -- Alternative Position, Navigation, and Timing: The Need for Robust Radionavigation--Mitchell J. Narins, Leo V. Eldredge, Per Enge, Sherman C. Lo, Michael J. Harrison, and Randy Kenagy -- Analysis of the GNSS Augmentation Technology Architecture--Chen Jinping -- Impact of Intentional, Low Power, In-Band, Personal Privacy Devices (PPDs) on Aviation--A.J. Van Dierendonck -- GNSS Open Signals Interference Issues and Countermeasures--Du Xiaodong, Wang Feixue, and Nie Junwei -- Present and Future Applications of COMPASS Navigation Satellite System--Tan Shusen -- Application of GNSS to Environmental Studies--Penina Axelrad -- Recent Progress on GNSS Seismology--Liu Jingnan, Fang Rongxin, and Shi Chuang -- Precision Agriculture: Opportunities and Challenges--Michael O'Connor -- Integrity Lessons from the WAAS Integrity Performance Panel--Todd Walter, Per Enge, and Bruce DeCleene.

Breaking the Ice: Navigation in the Arctic--Grace Xingxin Gao, Liang Heng, Todd Walter, and Per Enge -- APPENDIXES -- Workshop attendees [photo] -- Appendix A: Workshop Agenda -- Appendix B: Workshop Summary Record -- Appendix C: Biographical Information -- Appendix D: Acronyms.