Geography, 19.10.2019 00:00 destineenikole175
In the early nineteenth century, alexander von humboldt observed that the distribution of plants up a mountainside mirrors the distribution of plants at increasing latitude. explain the observed shift of the plants to lower elevations by doing each of the following;
(i)a number of modern studies have reinforced the idea that as the global climate warms, plant species are becoming redistributed to higher elevations or latitudes.
(ii) however, in a separate large-scale study comparing historical (1930–1935) plant distributions with modern (2000–2005) distributions in the western united states, researchers observed that 72% of identified plant species shifted to lower elevations despite an associated increase in average temperature.
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In the early nineteenth century, alexander von humboldt observed that the distribution of plants up...
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