Foreword;   Acknowledgements;   1. Introduction   2. Household Energy Consumption by the Poor in Developing Countries   3. Cost Factors in Renewable Sources   4. Cultural and Equity Constraints Conditioning Energy Usage   5. Institutional Approaches: Community Systems and Appropriate Technology Research;   Appendix A Bibliography: Energy and Developing Countries;   Appendix B Observations on Some Aspects of Energy Use in Cameroon, by Emmanuel Mbi;   Appendix C Energy Consumption Definitions and Estimates.