URSI - Canada TERMS OF REFERENCE: 1. PURPOSE: a) to promote, within Canada, international programs in Radio Science and Canadian participation in international activities sponsored by URSI; b) to promote within URSI international activities which are relevant, or of special interest to Canada; c) to debate Canadian positions with respect to URSI activities. 2. MEMBERSHIP: a) Members of URSI-Canada shall be appointed by the CNC. b) Members shall choose one among ten URSI Commissions:A - EM Metrology (standards, time, frequency, etc) B - EM Fields and Waves (theory, experiments, propagation, etc) C - Signals and Systems (telecom, spectrum, use, coding, etc) D - Electronics and Photonics (materials, CAD, storage, etc) E - EM Noise and Interference (noise, environment, etc) F - EM Propagation and Remote Sensing (atmosphere, oceans, etc) G - Ionospheric Radio and Propagation (modelling, etc) H - EM Waves in Plasma (instabilities, interactions, etc) J - Radio Astronomy (observations, techniques, etc) K - EM in Biology and Medicine (exposures, medical, etc) Dated: 2003 April