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Growth of Population Density
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adaptation Africa agglomerations agricultural Algeria Alps altitude America ancient animals basin become Berber building built Celts central Asia central Europe centres century cereals Chaldea characteristic China Chinese cities civilisation climate coast communities continue countries crops cultivation density desert distribution districts early earth Egypt environment European example existence fact favourable forests France Gaul geographical groups growth habits Herodotus human geography increase India industrial influence inhabitants per square islands isolation land less living maize material means Mediterranean ment metres mode mountains natural navigation northern occupation ocean origin Paris plains plants plateaus Podolia primitive province race railways regions result rivers roads Roman Roman roads routes rural Sahara Scandinavia settlements shores slopes social soil southern square kilometre steppes stone Strabo Sudan tain Thucydides tion transportation trees tribes tropical Turkestan tween valleys vegetation village western wheat wood zone