New plants are developping in Antarctic weakening the local flora.
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According to the BBC, the austral lands are more and more visited by scientists and also tourists. Between 2007 and 2008, a team of searchers has inspected the equipment of 850 persons travelling into Antarctic, that is to say, less thant 2 % of the total visitors on this period. On average, each one of them carried 9.5 vegetal seeds under their shoes or on their backpack.
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If the seeds could have grown, it is precisely because temperature has consistently raised, explain the scientists. The consequences of the global warming can be felt even at these latitudes. Associated with an increase of the human visits, this climatic phenomena is also at the origin of the proliferation of the "aliens" plants.
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Traduced by source: http://www.slate.fr/lien/51087/especes-vegetales-envahissent-antarctique
Image: http://www.peacham.com/antarctica/images/P1140363.JPG
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