<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>0871-018X</journal-id>
<journal-title><![CDATA[Revista de Ciências Agrárias]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. de Ciências Agrárias]]></abbrev-journal-title>
<issn>0871-018X</issn>
<publisher>
<publisher-name><![CDATA[Sociedade de Ciências Agrárias de Portugal]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0871-018X2023000500031</article-id>
<article-id pub-id-type="doi">10.19084/rca.33884</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Estimación del balance hídrico del suelo a partir de datos de satélite de 2010-2021 en el Parque Nacional de Doñana (España)]]></article-title>
<article-title xml:lang="en"><![CDATA[Estimation of soil water balance using satellite data from 2010-2021 in the Doñana National Park (Spain)]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ruiz]]></surname>
<given-names><![CDATA[Alejandro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández]]></surname>
<given-names><![CDATA[Zulimar]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Figueiredo]]></surname>
<given-names><![CDATA[Tomás de]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Autónoma de Madrid Dpto. Geografía Grupo de Riesgos Ambientales]]></institution>
<addr-line><![CDATA[Madrid ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,SusTec  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Instituto Politécnico de Bragança CIMO-Centro de Investigação de Montanha ]]></institution>
<addr-line><![CDATA[Bragança ]]></addr-line>
<country>Portugal</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2023</year>
</pub-date>
<volume>46</volume>
<numero>sp</numero>
<fpage>31</fpage>
<lpage>40</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_arttext&amp;pid=S0871-018X2023000500031&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_abstract&amp;pid=S0871-018X2023000500031&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_pdf&amp;pid=S0871-018X2023000500031&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen El balance hídrico (BH) es una de las metodologías más eficaces para conocer la disponibilidad de recursos hídricos del suelo. Si bien existen varios métodos para calcular el BH del suelo, en la actualidad, la aparición de herramientas de observación de la Tierra, como los sensores remotos, permiten la obtención de datos de agua en el suelo de manera muy eficaz, llegando a mejorar la precisión de las medidas meteorológicas. Este estudio supone una comparación de 2 metodologías diferentes para el cálculo del BH en el Parque Nacional de Doñana (Huelva, España), en el periodo comprendido entre los años 2010 y 2021. Se compara el BH obtenido con los datos meteorológicos, tras aplicar el método de Thornthwaite, con el producto CCI-SM (Soil Moisture) de la ESA (European Spacial Agency) obtenido con datos de radar de varios satélites para el mismo periodo y la misma área de estudio. Resultados preliminares permiten observar una fuerte correlación entre los datos de capacidad máxima de almacenamiento de agua en el suelo (Amax) para datos meteorológicos y satelitales. En los últimos 11 años, el BH del suelo en el Parque nacional de Doñana se ha reducido, lo que indica periodos de sequía más severos y prolongados.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract The soil water balance is one of the most effective methodologies to know the availability of soil water resources. Although there are several methods for calculating soil water balance, nowadays, the emergence of Earth observation tools, such as remote sensing, allows the collection of soil water data in a very effective way, improving the accuracy of meteorological measurements. This study involves a comparison of two different methodologies for the calculation of soil water balance in the Doñana National Park (Huelva, Spain), for period between 2010 and 2021. The soil water balance obtained with meteorological data, after applying the Thornthwaite method, is compared with the CCI-SM (Climate Change Initiative - Soil Moisture) product of the ESA (European Space Agency) obtained with radar data from several satellites for the same period and the same study area. Preliminary results show a strong correlation between the maximum soil water storage capacity (Amax) data for meteorological and satellite data. Over the last 11 years, soil water balance in Doñana National Park has decreased, indicating more severe and prolonged periods of drought.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Balance hídrico]]></kwd>
<kwd lng="es"><![CDATA[sensores remotos]]></kwd>
<kwd lng="es"><![CDATA[evapotranspiración]]></kwd>
<kwd lng="es"><![CDATA[ESA CCI-SM]]></kwd>
<kwd lng="es"><![CDATA[sequía]]></kwd>
<kwd lng="en"><![CDATA[Soil Water Balance]]></kwd>
<kwd lng="en"><![CDATA[remote sensing]]></kwd>
<kwd lng="en"><![CDATA[Evapotranspiration]]></kwd>
<kwd lng="en"><![CDATA[ESA CCI-SM]]></kwd>
<kwd lng="en"><![CDATA[drought]]></kwd>
</kwd-group>
</article-meta>
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