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Madeira 2010 – Aftermath of flashfloods and mudslides on bathing water quality indicators and on sand microbial levels

dc.contributor.authorRomão, Daniela
dc.contributor.authorAbreu, Roberto
dc.contributor.authorCalado, Graça
dc.contributor.authorFreitas, Fabíola
dc.contributor.authorRodrigues, Paulo
dc.contributor.authorFerreira, Carmen
dc.contributor.authorCampos, Ana
dc.contributor.authorTemtem, Rita
dc.contributor.authorFreitas, Conceição
dc.contributor.authorAndrade, César
dc.contributor.authorPrada, Susana
dc.contributor.authorFigueira, Celso
dc.contributor.authorBrandão, João
dc.date.accessioned2018-02-02T12:04:41Z
dc.date.available2018-02-02T12:04:41Z
dc.date.issued2017-04-06
dc.descriptionDOI atualizado em 13/10/2020
dc.description.abstractRecent and past studies indicate that infectious disease outbreaks often take place after extreme weather events, as microbes, vectors and reservoir animal hosts are able to exploit the disrupted environmental conditions (1). Beaches, due to their proximity to oceans and cities, are often setting of such events affecting microbial communities, both in sand and bathing water (1 and 2). On 20th of February 2010, a series of storms, caused by an active cold front combined with Atlantic low-pressure and temperature differences of the sea surface across the Atlantic Ocean with unusually warm waters from West Africa, affected several countries, such as Portugal, Spain, Morocco and the Canary Islands, causing flooding, rain and strong winds. Madeira, an island with different types of beaches within a small coastline was severely affected. Between 6 a.m. and 11 a.m., 108 mm of rain were recorded at Funchal weather station and 165 mm at Pico do Areeiro (1818m of altitude). The entire February’s month average rainfall in Funchal is 88.0 mm. The South of the island was severely affected by flashfloods, originating mudslides that tore down everything along the way. The degree of devastation was highly substantial and costly, both in lives and economically. The areas affected the most were Funchal, Ribeira Brava, Câmara de Lobos and Santa Cruz. The impact of this event in microbiological communities caused a notorious peak of Enterococcus spp., E. coli and sporulating fungi, both in sand and water until September of the same year. Bathing water and sand quality monitoring months later revealed thus that both water and sand profiles were profoundly altered for months to follow. Contaminated sand is a known source of coastal water pollution, due to tides in the swash zone and run-offs. Our analysis shows the disruptive effect of the storm on beach sand quality, as published in 2016 (2), combined with a comparison of the subsequent expected effect on bathing waters for the island of Madeira for 2010 and 2011pt_PT
dc.description.versioninfo:eu-repo/semantics/publishedVersionpt_PT
dc.identifier.doi10.13140/RG.2.2.27784.44802pt_PT
dc.identifier.urihttp://hdl.handle.net/10400.18/4915
dc.language.isoengpt_PT
dc.peerreviewedyespt_PT
dc.rights.urihttp://creativecommons.org/licenses/by-nc/4.0/pt_PT
dc.subjectExtreme Weatherpt_PT
dc.subjectWaterpt_PT
dc.subjectSandpt_PT
dc.subjectFIBpt_PT
dc.subjectFungipt_PT
dc.subjectContaminantspt_PT
dc.subjectFlashfloodpt_PT
dc.subjectMudslidept_PT
dc.subjectAgentes Microbianos e Ambientept_PT
dc.subjectMadeira
dc.subjectPortugal
dc.titleMadeira 2010 – Aftermath of flashfloods and mudslides on bathing water quality indicators and on sand microbial levelspt_PT
dc.typeconference object
dspace.entity.typePublication
oaire.citation.conferencePlaceBilthoven, The Netherlandspt_PT
oaire.citation.titlePan-European Symposium Water and Sanitation Safety Planning (WSSP) and Extreme Weather Events, IWA/UNECE/WHO Europe/RIVM/IenM, 6-7 April 2017pt_PT
rcaap.rightsopenAccesspt_PT
rcaap.typeconferenceObjectpt_PT

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