27Th International Symposium on Remote Sensing of Environment, Date: JUN 08-12, 1998, Location: TROMSO, NORWAY, Patrocinadores: Norsk Romsenter (Norwegian Space Ctr), Miljoverndepartementet, CIESIN, USGS, NASA, NOAA, UNEP, ESA, EUMETSAT, Kongsberg Spacetec AS, Space Applicat Inst, Joint Res Ctr European commiss, Tromso Satellite Stn AS, Space Imaging EOSAT, Norwegian Minist Environm