1. Ce livre décrit la contribution importante pour les élèves dans leurs études grâce aux lampes solaires et aux livres qui peuvent être étudiés à leur lumière quand l’école est terminée pour la journée. Cela donne aussi un accès à l’information libre comment mettre en place et maintenir une...
  2. 01/01/1985 Les pays en voie de développement sont dans une particuličrement bonne place pour utiliser l'énergie solaire parce que si beaucoup reçoit une abondance de lumičre du soleil. Plus important, les habitants de ces pays sont fréquemment a éparpillé sur régions vastes, en faisant l'accčs ŕ électricité...
  3. This handbook has been written as a guide to the construction of the rice dryer developed in the project. It is a translation from the original which was written in Thai and is based on experience gained in the field during the wet season of 1982.
  4. 01/01/1979 Provides comprehensive information on the design and application of passive solar-energy systems and assesses twenty-seven design patterns that offset a variety of factors influencing the effectiveness of solar heating. 435 pages, illustrated, photos
  5. 01/01/1979 Within these pages you will find a guide that demonstrates simply and effectively how the sun's heat can be used in a number of fascinating and effective ways by anyone with a straightforward handyman's approach and some basic tools. It's a book that will open up the mind and stimulate...
  6. 01/03/1972 49 pages Areport of an ad hoc advisory panel of the Board on Science and Technology for International Development, Office of the Foreign Secretary.
  7. 01/01/1975 The purpose of this book is to give 5 basic projects which you can do in your home without any special hard-to-use tools or any hard-to-get materials. We want to show you the way to construct these machines, so you learn the principles and can then apply them to our demonstrated projects or to...
  8. 01/01/1974 Investigates the underlying principles and potential of new approaches to small-scale power production involving wind, water, organic wastes, wood, and solar energy. 322 pages, illustrated
  9. 01/01/1964 The most plentiful and cheapest energy is ours for the taking. While we exhaust our natural energy resources we ignore the one inexhaustible source-solar energy. We can use it now to actually supply most of the power needs of an average household in many parts of the world. 271 pages,...
  10. 15/08/1988 These proceedings contain summaries of the principal discussions and recommendations of the workshop. An extensive bibliography is also included. 240 pages, illustrated