24/03/2014

Global warming may not influence species extinction

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According to an article published in the scientific journal “Proceedings of the Royal Society B” there is no direct relationship between global warming and the extinction of species.


For John Wiens, from Stony Brook University in New York and lead author of the article, the increase in the planet’s temperature can be considered a direct factor in the alteration of the balance of nature, but not as the most important reason for the local disappearance of flora and fauna.

The article points out that this statement is based on the study of 136 studies that did suggest this direct relationship, although only seven of them established it as a valid correlation. According to the publication, the disappearance of species can be explained by various causes such as the alteration in the balance between prey and predators, the decrease in pollinator species, the greater spread of diseases, difficulties in mating… For Wiens, the absence of explanations in studies on the causes of disappearance is a sign of the limited knowledge in this area.