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Conservation status of vegetation in the North and Central area of Pardiela riv...
Batista, Teresa; Cavaco, Joana; Mendes, Paula; Vila-Viçosa, Carlos; Penas, Ángel; del-Río, Sara; Cabezas, José; Fernández-Pozo, Luis; Arancibia, NatáliaPardiela’s stream watershed was selected for a preliminary test of an ecological assessment through the application of the Potentiality Distance Index (PDI) methodology, based on current and potential vegetation maps. This analysis reveals the distance of a given vegetation community from its optimal potential state (climax) and the final PDI values portray the conservation status of the territory and allow the...
Spatial analysis of mean temperature trends in Spain over the period 1961–2006
Pinto-Gomes, Carlos; Del Rio, Sara; Penas, AngelThe spatial distribution of recent mean temperature trends over Spain during the period 1961–2006 at monthly, seasonal and annual time scale is carried out in this study by applying various statistical tools to data from 473 weather stations. The magnitude of trends was derived from the slopes of the linear trends using ordinary least-square fitting. The non-parametric Mann–Kendall test was used to determine th...
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