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Population density
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<p>Population density (in <a href="/facts/Agriculture/TGztqzJs">agriculture</a>: <a href="/facts/Standing_stock_(disambiguation)/QICe3hER">standing stock</a> or <a href="/facts/Plant_density/Cfnb6gfK">plant density</a>) is a measurement of <a href="/facts/Population/ArxshNuB">population</a> per unit land area. It is mostly applied to <a href="/facts/Human/rlcTENsr">humans</a>, but sometimes to other living <a href="/facts/Organism/j8JkL09u">organisms</a> too. It is a key geographical term. </p>