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To support a sustainable combined ecological and economic system, the flows and quantities of emergy must be in balance; that is, a net surplus of emergy must flow into the system to account for the fact that socioeconomic systems are rarely self-sustaining. When this flow is not available, the system will degrade. Although emergy synthesis is a better method for measuring the sustainability of an...
Urban building system assumes significant environmental and ecological implications in terms of a contribution of emissions of CO 2 and other greenhouse gases. In order to understand the roles of urban building system in the global and regional climate changes, we set up an integrated model to analyze the carbon emissions of urban building system during its life cycle in this paper, which...
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