. The polar and tropical worlds [microform] : a description of man and nature in the polar and equatorial regions of the globe : two volumes in one : embracing also an account of the expeditions of all the Arctic explorers from the discovery of Iceland, over one thousand years ago, to Hall's last expedition in the northern world, together with the wonderful discoveries and adventures of Agassiz, Livingstone, Wallace, and other distinguished travelers in the tropical countries. Arctic races; Tropics; Natural history; Races arctiques; Régions tropicales; Sciences naturelles; genealogy. 20 THE PO
. The polar and tropical worlds [microform] : a description of man and nature in the polar and equatorial regions of the globe : two volumes in one : embracing also an account of the expeditions of all the Arctic explorers from the discovery of Iceland, over one thousand years ago, to Hall's last expedition in the northern world, together with the wonderful discoveries and adventures of Agassiz, Livingstone, Wallace, and other distinguished travelers in the tropical countries. Arctic races; Tropics; Natural history; Races arctiques; Régions tropicales; Sciences naturelles; genealogy. 20 THE POLAR WOULD. forest arc continually wasted by extensive fires, kindled accidentally or inten- tionally, w liich spread with rapidity over a wide extent of country, and con-. tinue to burn until tlicy a e extingnishod by a heavy rain. Sooner or later a new growth of timber springs up, but the soil, being generally enriched and saturated with alkali, now no longer briiiL's forth its aboriginal firs, but gives birth to a thicket of beeches {Jietula alba) in Asia, or of aspens in America. '5 ti tc CI III id t! Sll tli; • I.' UK. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Hartwig, G. (Georg), 1813-1880; Guernsey, Alfred H. (Alfred Hudson), 1824-1902. Guelph, Ont. : J. W. Lyon
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Keywords: ., bookcentury1800, bookdecade1870, books, booksubjectnaturalhistory
