 | Alexander von Humboldt, Aimé Bonpland - 1819 - 590 páginas
...from the direct actiqn of^he^un, they diminish the evaporation of the water produced by rain. When forests are destroyed, as they are every where in...torrents, whenever great rains fall on the heights. The sward and moss disappearing with the brush-wood from the sides of the mountains, the waters falling... | |
 | Alexander von Humboldt, Aimé Bonpland - 1819 - 602 páginas
...from the direct action of the Sun, they diminish the evaporation of the water produced by rain. When forests are destroyed, as they are every where in...become less abundant. The beds of the rivers, remaining diy during a part of the year, are converted into torrents, whenever great rains fall on the heights.... | |
 | Alexander von Humboldt, Aimé Bonpland - 1825 - 602 páginas
...from the direct action of the Sun, they dimmish the evaporation of the water produced by rain. When forests are destroyed, as they are every where in...torrents, whenever great rains fall on the heights. The sward and moss disappearing with the brush-wood from the sides of the mountains, the waters falling... | |
 | Josiah Conder - 1830 - 360 páginas
...from the direct action of the sun, they diminish the evaporation of the water produced by rain. When forests are destroyed, as they are every where in...torrents, whenever great rains fall on the heights. The sward and moss disappearing with the brushwood from the sides of the mountains, the waters falling... | |
 | Robert Montgomery Martin - 1837 - 376 páginas
...from Kingstown is the small town of Calliaqua, consisting of 59 houses, and 400 inha1 Baron Humboldt's remarks on this subject ought to be deeply impressed...torrents whenever great rains fall on the heights.' — Pen. Narrative, vol. iv. p. 142. bitants, its chief attraction is the commodious harbour, and very... | |
 | Bombay Geographical Society - 1850 - 502 páginas
...diminish the evaporation of the water produced by rain. When forests are destroyed, as they are everywhere in America by the European planters with an imprudent...torrents whenever great rains fall on the heights. The sward and moss disappearing with the brushwood from the sides of the mountains, the waters falling... | |
 | 1852 - 446 páginas
...destroyed with an imprudent precipitation, as they are everywhere in America, the springs entirely dry up, or become less abundant. The beds of the rivers,...torrents whenever great rains fall on the heights. The sward and the moss disappearing with the brushwood from the sides of the mountains, the waters... | |
 | 1851 - 406 páginas
...diminish the evaporation of the water produced by rain. When forests are destroyed, as they are everywhere in America, by the European planters with an imprudent...torrents whenever great rains fall on the heights. The sward and moss disappearing with the brushwood from the sides of the mountain, the waters falling... | |
 | 1851 - 438 páginas
...they are everywhere in America, by the European planters with an imprudent precipitation, the spi 'ngs are entirely dried up or become less abundant. The...torrents whenever great rains fall on the heights. The sward and moss disappearing with the brushwood from the sides of the mountain, the waters falling... | |
 | John Hutton Balfour - 1851 - 272 páginas
...furnished by rains." In this way they contribute, as Humboldt states, to the copiousness of streams. When forests are destroyed, as they are every where in...are entirely dried up, or become less abundant. The inconsiderate felling of woods, or the neglect to maintain them, has changed regions noted for fertility... | |
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When forests are destroyed, as they are every where in America by the European planters, with an imprudent precipitation, the springs are entirely dried up, or become less abundant. The beds of the rivers, remaining dry during a part of the year, are... 
