<?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>0120-6230</journal-id>
<journal-title><![CDATA[Revista Facultad de Ingeniería Universidad de Antioquia]]></journal-title>
<abbrev-journal-title><![CDATA[Rev.fac.ing.univ. Antioquia]]></abbrev-journal-title>
<issn>0120-6230</issn>
<publisher>
<publisher-name><![CDATA[Facultad de Ingeniería, Universidad de Antioquia]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0120-62302017000400070</article-id>
<article-id pub-id-type="doi">10.17533/udea.redin.n85a07</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Identification and characterization of regional water flows contributing to the recharge of an unconfined aquifer]]></article-title>
<article-title xml:lang="es"><![CDATA[Identificación y caracterización de flujos regionales de recarga de agua a un acuífero libre]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Betancur-Vargas]]></surname>
<given-names><![CDATA[Teresita]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martínez-Uribe]]></surname>
<given-names><![CDATA[Cristina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[García-Aristizábal]]></surname>
<given-names><![CDATA[Edwin Fabián]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Escobar-Martínez]]></surname>
<given-names><![CDATA[John Fernando]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Antioquia Facultad de Ingeniería ]]></institution>
<addr-line><![CDATA[Medellín ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2017</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2017</year>
</pub-date>
<numero>85</numero>
<fpage>70</fpage>
<lpage>85</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0120-62302017000400070&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0120-62302017000400070&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0120-62302017000400070&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT The aquifer recharge can be direct and diffuse, or can occur through interaction with surface water bodies, or from input of regional flows from remote areas according to the conditions of porosity and second permeability from the host rock. In this study, direct recharge areas and regional flow systems were determined for the Aburrá Valley-Colombia. Five factors were taken into consideration in order to identify recharge areas: location of the springs, weathering profiles, topography, structural patterns and infiltration. Hydrogeochemical and isotope methods were used in order to validate the model.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN La recarga a un acuífero puede ser directa y difusa produciéndose a través de la superficie donde este aflora, puede darse mediante la interacción con cuerpos de agua superficial o a partir de aportes de flujos regionales desde zonas distantes según condiciones de porosidad y permeabilidad secundaria de la roca encajante. En este estudio se determinó para el valle de Aburrá-Colombia, las áreas de recarga directa y las zonas de aporte por flujo regional. Para la identificación de las zonas de recargas se tuvieron en cuenta cinco propiedades del sistema: localización de manantiales, perfiles de meteorización, topografía, patrones estructurales e infiltración. Métodos hidrogeoquímicos e isotópicos se usaron para validar el modelo.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Recharge zones]]></kwd>
<kwd lng="en"><![CDATA[direct recharge]]></kwd>
<kwd lng="en"><![CDATA[regional flows]]></kwd>
<kwd lng="en"><![CDATA[groundwater]]></kwd>
<kwd lng="es"><![CDATA[Zonas de recarga]]></kwd>
<kwd lng="es"><![CDATA[recarga directa]]></kwd>
<kwd lng="es"><![CDATA[flujos regionales]]></kwd>
<kwd lng="es"><![CDATA[agua subterránea]]></kwd>
</kwd-group>
</article-meta>
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<source><![CDATA[Orígenes de la Recarga del Acuífero del Valle de Aburrá. Enfoque Geoquímico e Isotópico]]></source>
<year>2012</year>
<publisher-loc><![CDATA[Montpellier, Francia ]]></publisher-loc>
<publisher-name><![CDATA[Montpellier Univ.]]></publisher-name>
</nlm-citation>
</ref>
</ref-list>
</back>
</article>
