Tropical Nature, and Other EssaysMacmillan and Company, 1878 - 356 pages |
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Page 9
... fact , that in many parts of England the degree of humidity as measured by the comparative saturation of the air , is as great as that of Batavia or even greater . A register kept at Clifton during the years 1853-1862 shows a mean ...
... fact , that in many parts of England the degree of humidity as measured by the comparative saturation of the air , is as great as that of Batavia or even greater . A register kept at Clifton during the years 1853-1862 shows a mean ...
Page 10
... fact however is , that the capacity of air for holding vapour in suspension increases more rapidly than temperature increases , so that a fall of ten degrees at 50 ° Fahr . will lead to the condensation of about 1 grains of vapour ...
... fact however is , that the capacity of air for holding vapour in suspension increases more rapidly than temperature increases , so that a fall of ten degrees at 50 ° Fahr . will lead to the condensation of about 1 grains of vapour ...
Page 21
... fact of the sun descending vertically instead of obliquely below the horizon , the difference is most marked when we compare our midsummer twilight with that of the tropics . Even with us the duration of twilight is very much shorter at ...
... fact of the sun descending vertically instead of obliquely below the horizon , the difference is most marked when we compare our midsummer twilight with that of the tropics . Even with us the duration of twilight is very much shorter at ...
Page 24
... fact be inferred from the extreme steadiness of the barometer , whose daily range at Batavia rarely exceeds one - eighth of an inch , while the extreme range during three years was less than one - third of an inch ! The amount of the ...
... fact be inferred from the extreme steadiness of the barometer , whose daily range at Batavia rarely exceeds one - eighth of an inch , while the extreme range during three years was less than one - third of an inch ! The amount of the ...
Page 28
... facts may be explained by the mode in which the great aerial currents are distributed . The trade winds passing over the ocean from north - east to south - west with an oblique tendency towards the equator , become saturated with vapour ...
... facts may be explained by the mode in which the great aerial currents are distributed . The trade winds passing over the ocean from north - east to south - west with an oblique tendency towards the equator , become saturated with vapour ...
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Common terms and phrases
abundant adapted adorned Africa allied Amazon animals ants attract bamboo Batavia beautiful become beetles birds blue Borneo brilliant butterflies carnivora causes change of colour character characteristic climate Colours of Animals conspicuous continent curious Danaid¿ Darwin distinct elegant equatorial zone existence extensive fact families favourable feet female ferns fertilization flowers foliage forest-trees fruits genera genus greater green groups habits heat humming-birds hy¿nas immense inhabit insects Juan Fernandez kinds land larger larv¿ leaves lemurs less light Madagascar Malay Archipelago male mammalia Miocene monkeys natural selection naturalists nests North observed occur organic ornaments Palearctic palms parrots peculiar perhaps phenomena plants plumage probably produced proportion protection rays region remarkable resemble sexual selection showy slender sometimes South America species spots structure sun-birds surface tail temperate zones temperature theory tints tion toucans trees trunks uneatable variation varied variety various vegetation whole wings yellow