At a broader level, there is evidence to indicate a strong negative correlation between the total energy consumption of a city and its overall urban density, i.e. the lower the density, the more energy consumed.
在更广泛的层面上，有证据表明城市的总能源消耗与其整体城市密度之间存在强烈的负相关关系，即密度越低，消耗的能量越多。