The Evaluation of Groundwater Resources Value of Beijing Based on Emergy Theory

<div>The population of permanent residents, water supply, and gross domestic product (GDP) of Beijing.<i> Source</i>: [<a href="/journals/amse/2015/743136/#B31">25</a>].</div>

Advances in Materials Science and Engineering

fig2

Figure 2

Figure 2: The Evaluation of Groundwater Resources Value of Beijing Based on Emergy Theory 