2021
DOI: 10.1590/2318-0331.262120210097
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Increasy eutrophication symptoms during a prolonged drought event in tropical semi-arid reservoirs, Brazil

Abstract: Eutrophication is a global problem and an important cause of the ecological health degradation of aquatic ecosystems. The aim was to evaluate the effect of prolonged drought period (2012 to 2019) on the trophic state of two Brazilian semi-arid reservoirs, Boqueirão de Parelhas (BOQ) and Passagem das Traíras (TRA). The work was carried out according to a drought classification system, based on the Standardized Precipitation Index (SPI), with an aggregated timescale of 36 months, defining three periods. In the P… Show more

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