0000000000344799

AUTHOR

Núria Pérez-zanón

0000-0001-8568-3071

showing 2 related works from this author

Convergence in critical fuel moisture and fire weather thresholds associated with fire activity in the pyroregions of Mediterranean Europe

2021

Wildfires are becoming an increasing threat to many communities worldwide. There has been substantial progress towards understanding the proximal causes of increased fire activity in recent years at regional and national scales. However, subcontinental scale examinations of the commonalities and differences in the drivers of fire activity across different regions are rare in the Mediterranean zone of the European Union (EUMed). Here, we first develop a new classification of EUMed pyroregions, based on grouping different ecoregions with similar seasonal patterns of burned area. We then examine the thresholds associated with fire activity in response to different drivers related to fuel moist…

Mediterranean climateEnvironmental EngineeringVapour Pressure DeficitRange (biology)Fuel moisture contentHaines IndexWindWind speedWildfiresVapor pressure deficitWind speedHaines IndexFuel moistureIncendis -- Models matemàticsAtmospheric instabilityEnvironmental Chemistrymedia_common.cataloged_instanceEuropean unionWeatherWaste Management and Disposalmedia_commonWildfire riskPollutionEurope:Enginyeria agroalimentària::Ciències de la terra i de la vida [Àrees temàtiques de la UPC]Environmental scienceExtremely large wildfiresSeasonsPhysical geographySimulacio per ordinador
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Speleothem records decadal to multidecadal hydroclimate variations in southwestern Morocco during the last millennium

2017

Abstract This study presents the first well-dated high resolution stable isotope ( δ 18 O and δ 13 C ) and trace element (Mg and Sr) speleothem records from southwestern Morocco covering the last 1000 yrs. Our records reveal substantial decadal to multidecadal swings between dry and humid periods, consistent with regional paleorecords with prevailing dry conditions during the Medieval Climate Anomaly (MCA), wetter conditions during the second part of the Little Ice Age (LIA), and a trend towards dry conditions during the current warm period. These coherent regional climate signals suggest common climate controls. Statistical analyses indicate that the climate of southwestern Morocco remaine…

Atlantic Oscillation010504 meteorology & atmospheric sciencesHigh resolutionSpeleothem[PHYS.PHYS.PHYS-GEO-PH]Physics [physics]/Physics [physics]/Geophysics [physics.geo-ph]speleothem southwestern Morocco last millennium hydroclimate changes Atlantic Oscillation Sahara Low010502 geochemistry & geophysics01 natural scienceshydroclimate changesGeochemistry and PetrologyAtlantic multidecadal oscillationEarth and Planetary Sciences (miscellaneous)Little ice agespeleothemComputingMilieux_MISCELLANEOUS0105 earth and related environmental sciencesgeographygeography.geographical_feature_categoryAnomaly (natural sciences)MUDANÇA CLIMÁTICATrace elementSahara Lowsouthwestern MoroccoGeophysicslast millennium13. Climate actionSpace and Planetary ScienceNorth Atlantic oscillationClimatologyPeriod (geology)GeologyEarth and Planetary Science Letters
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