This book presents topical research in the study of the economics, consumption and efficiency of household energy. Topics discussed include renovation solutions for improving the energy efficiency of existing buildings; features and technology of the zero-energy home; traveler response to the gas price spike; the economic impacts of energy taxes versus household-level emissions caps; promoting sustainable development through integrated wood stove technology, aforestation and agro-aquaculture; and the contribution of social and environmental psychology for understanding and promoting household energy conservation.