Scheme of the work 
VOLUME 26/7/1 
1 Visible and infrared data 
2 Microwave data 
3 Spectral signatures of objects 
4 Renewable resources in rural areas 
VOLUME 26/7/2 
5 Non-renewable resources 
6 Hydrology 
7 Human settlements 
8 Geo-information systems 
VOLUME 26/7/3 
Keynote addresses 
Invited papers 
Conclusions and recommendations of the working groups 
Author index 
23 3A2 (2Cf3) 
The texts of the various papers in this volume were set individually by typists under the supervision of each of the authors 
Cloth edition: 
For the complete set of three volumes, ISBN 90 6191 674 7 
For volume 1, ISBN 90 6191 675 5 
For volume 2, ISBN 90 6191 676 3 
For volume 3, ISBN 90 6191 677 1 
Paper edition: 
ISSN 0256-1840 
Published by 
A.A.Balkema, P.O.Box 1675,3000 BR Rotterdam, Netherlands 
A.A.Balkema Publishers, Old Post Road, Brookfield, VT 05036, USA 
© 1987 A.A.Balkema, Rotterdam 
Printed in the Netherlands