Man and Nature, Or, Physical Geography as Modified by Human Action

acres action agricultural Alps American ancient animals annual Ardèche artificial atmosphere banks basin birds canal causes century channel character climate coast consequence countries course covered cubic cultivated deposit depth desert destruction dikes draining drifting dunes earth effects Egypt elevation Europe evaporation extent fact feet felling fertile floods flow forest France Gascony geographical geological ground growth Haarlem Hence human humidity hundred important increase influence inhabitants insects inundations irrigation islands Italy John F. W. Herschel lake land Lappmarken larvæ latter less Lombardy maritime pine mètres miles moisture mountains natural Nile Northern observed period pine plains plants precipitation present produced proportion protected provinces quadrupeds quantity rain river rock season seeds sémestre shores snow soil sometimes species springs square miles strata stratum streams supply supposed surface sylviculture temperature timber tion torrents trees Val di Chiana valley vegetable wild wind winter woods Zuiderzee