Title: The power of sustainable thinking
Subjects: Psychological aspects of Human ecology, Self-reliant living, Appropriate technology, Energy conservation, Conservation of natural resources, Psychological aspects, Human ecology, Sustainable living, Style de vie durable, Écologie humaine, Aspect psychologique, Conservation des ressources naturelles, Autosuffisance (Style de vie), Économies d'énergie, Technologie appropriée, BUSINESS & ECONOMICS, Development, Sustainable Development, NATURE, Environmental Conservation & Protection