Man and Nature, Or, Physical Geography as Modified by Human Action |
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Page xviii
... Temperature - Total Influence of the Forest on Temperature . Influence of Forests on the Humidity of the Air and the Earth : a , as In- organic Matter ; b , as Organic - Wood Mosses and Fungi - Flow of Sap - Ab- sorption and Exhalation ...
... Temperature - Total Influence of the Forest on Temperature . Influence of Forests on the Humidity of the Air and the Earth : a , as In- organic Matter ; b , as Organic - Wood Mosses and Fungi - Flow of Sap - Ab- sorption and Exhalation ...
Page 2
... temperature of the air , the distribution of the rains , the relative disposition of land and water , the plenty of the sea , the composition of the soil , and the raw material of some of the arts , were wholly gratuitous gifts . Yet ...
... temperature of the air , the distribution of the rains , the relative disposition of land and water , the plenty of the sea , the composition of the soil , and the raw material of some of the arts , were wholly gratuitous gifts . Yet ...
Page 13
... temperature , and of length of day and night , the climates of different zones , and the general condition and movements of the atmosphere and the seas , depend upon causes for the most part cosmical , and , of course , wholly beyond ...
... temperature , and of length of day and night , the climates of different zones , and the general condition and movements of the atmosphere and the seas , depend upon causes for the most part cosmical , and , of course , wholly beyond ...
Page 16
... temperatures , extraordinary falls of rain and snow , and unusual floods or droughts . Our knowledge of the meteorological condition of the earth , at any period more than two centuries before our own time , is derived from these ...
... temperatures , extraordinary falls of rain and snow , and unusual floods or droughts . Our knowledge of the meteorological condition of the earth , at any period more than two centuries before our own time , is derived from these ...
Page 19
... temperature and humidity which they required twenty centuries ago were different from those at present demanded for their advan- tageous cultivation . * * Probably no cultivated vegetable affords so good an opportunity of studying the ...
... temperature and humidity which they required twenty centuries ago were different from those at present demanded for their advan- tageous cultivation . * * Probably no cultivated vegetable affords so good an opportunity of studying the ...
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Common terms and phrases
acres action agricultural Alps American ancient animals Ardèche artificial atmosphere banks basin birds canals 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 ground growth Hence human humidity hundred important increase influence inhabitants insects inundations irrigation islands Italy John F. W. Herschel Jutland lake land Lappmarken larvæ latter less Lombardy maritime pine mètres miles moisture mountains natural Nile Northern observed pine plains plants precipitation present produced proportion protection provinces quadrupeds quantity rain river rock roots sand hills 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
Popular passages
Page 333 - Hitherto shalt thou come and no farther, and here shall thy proud waves be stayed.
Page 235 - It is desirable that some large and easily accessible region of American soil should remain, as far as possible, in its primitive condition, at once a museum for the instruction of the student, a garden for the recreation of the lover of nature, and an asylum where indigenous tree, and humble plant that loves the shade, and fish and fowl and four-footed beast, may dwell and perpetuate their kind, in the enjoyment of such imperfect protection as the laws of a people jealous of restraint can afford...
Page 309 - Much can they praise the trees so straight and hy, The sayling Pine ; the Cedar proud and tall ; The vine-propp Elme ; the Poplar never dry ; The builder Oake, sole king of forrests all ; The Aspine good for staves ; the Cypresse...
Page 72 - The design and construction of the outlet arrangements is one of the most important and at the same time most difficult features of the work.
Page 44 - The earth is fast becoming an unfit home for its noblest inhabitant, and another era of equal human crime and human improvidence, and of like duration with that through which traces...
Page 44 - There are parts of Asia Minor, of Northern Africa, of Greece, and even of Alpine Europe, where the operation of causes set in action by man has brought the face of the earth to a desolation almost as complete as that of the moon ; and though, within that brief space of time which we call
Page 244 - Digne, which for months is without a cloud, produces droughts interrupted only by diluvial rains like those of the tropics. The abuse of the right of pasturage and the felling of the woods have stripped the soil of all its grass and all its trees, and the scorching sun bakes it to the consistence of porphyry. When moistened by the rain, as it has neither support nor cohesion, it rolls down to the valleys, sometimes in floods resembling black, yellow, or reddish lava, sometimes in streams of pebbles,...
Page iii - Language," &c. 8vo. cloth, 14s. " Mr. Marsh, well known as the author of two of the most scholarly works yet published on the English language, sets himself in excellent spirit, and with immense learning, to indicate the character, and, approximately, the extent of the changes produced by human action in the physical condition of the globe we inhabit.
Page 246 - ... the hum. of an insect, prevails. But if a storm bursts forth, masses of water suddenly shoot from the mountain heights into the shattered gulfs, waste without irrigating, deluge without refreshing the soil they overflow in their swift descent, and leave it even more seared than it was from the want of moisture.
Page 207 - ... the stream itself has been entirely dry. Within the last ten years a new growth of wood has sprung up on most of the land formerly occupied by the old forest ; and now the water runs through the year, notwithstanding the great droughts of the last few years, going back from 1856.