<?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>2007-2422</journal-id>
<journal-title><![CDATA[Tecnología y ciencias del agua]]></journal-title>
<abbrev-journal-title><![CDATA[Tecnol. cienc. agua]]></abbrev-journal-title>
<issn>2007-2422</issn>
<publisher>
<publisher-name><![CDATA[Instituto Mexicano de Tecnología del Agua, Coordinación de Comunicación, Participación e Información]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2007-24222015000600019</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Eficiencia de tres sistemas de humedales híbridos para la remoción de carbamazepina]]></article-title>
<article-title xml:lang="en"><![CDATA[Efficiency of Three Hybrid Wetland Systems for Carbamazepine Removal]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Tejeda]]></surname>
<given-names><![CDATA[Allan]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López]]></surname>
<given-names><![CDATA[Zaira]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rojas]]></surname>
<given-names><![CDATA[Daniel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Reyna]]></surname>
<given-names><![CDATA[Mireya Z.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Barrera]]></surname>
<given-names><![CDATA[Arturo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Zurita]]></surname>
<given-names><![CDATA[Florentina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Guadalajara  ]]></institution>
<addr-line><![CDATA[Ocotlán Jalisco]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad de Guadalajara  ]]></institution>
<addr-line><![CDATA[Ocotlán Jalisco]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad de Guadalajara  ]]></institution>
<addr-line><![CDATA[Ocotlán Jalisco]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad de Guadalajara  ]]></institution>
<addr-line><![CDATA[Ocotlán Jalisco]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Universidad de Guadalajara  ]]></institution>
<addr-line><![CDATA[Ocotlán Jalisco]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af6">
<institution><![CDATA[,Universidad de Guadalajara  ]]></institution>
<addr-line><![CDATA[Ocotlán Jalisco]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2015</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2015</year>
</pub-date>
<volume>6</volume>
<numero>6</numero>
<fpage>19</fpage>
<lpage>31</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-24222015000600019&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-24222015000600019&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-24222015000600019&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: En general, se ha encontrado que los humedales construidos son efectivos en diferentes grados para la remoción de fármacos; sin embargo, existen casos como el de la carbamazepina (CBZ), cuyas eficiencias de remoción reportadas han sido muy bajas. El objetivo de este estudio fue evaluar las eficiencias de remoción másica de dicho fármaco en tres sistemas de humedales híbridos con dos etapas de tratamiento, incluyendo humedales subsuperficiales de flujo horizontal (HSSFH), humedales subsuperficiales de flujo vertical (HSSFV) y lagunas de estabilización (LE). Las tres diferentes configuraciones fueron HSSFH-LE, HSSFHHSSFV y HSSFV-HSSFH, denominados como SI, SII y SIII, respectivamente. Además, se realizaron mediciones in situ de OD, Eh, pH, CE, ET y temperatura, con el propósito de conocer en qué condiciones operaban dichos sistemas. Los resultados revelaron diferencias significativas (p &lt; 0.05) en la eficiencias de remoción de los sistemas híbridos, con un promedio de 60 ± 4.45% para SI, 55 ± 4.45% para S II y 36 ± 4.45% para SIII, siendo SI y SII estadísticamente iguales y ambos diferentes a SIII. En general, las mayores eficiencias se presentaron en los sistemas con concentraciones bajas OD, valores negativos de Eh y condiciones de pH cercanas a ocho, que se tienen principalmente en los humedales subsuperficiales de flujo horizontal. En contraste, condiciones aerobias de operación demostraron ser menos eficientes. Dichos resultados corroboran la capacidad de los humedales construidos para remover carbamazepina y demuestran que es posible incrementar su remoción mediante la combinación adecuada de diferentes tipos de humedales.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: In general, it has been found that constructed wetlands are effective in different levels for pharmaceutical removal; however, there are cases with very low removal efficiencies such as that of carbamazepine. The aim of this study was to evaluate the mass removal efficiencies of the drug in three hybrid constructed wetland systems with twostage treatments, including horizontal subsurface flow wetlands (HSSF), vertical subsurface flow wetlands (VSSF) and stabilization ponds (SP). The three different configurations were: HSSF-SP, HSSF-VSSF and VSSF-HSSF, which were identified as SI, SII and SIII respectively. In addition, measurements of DO, Eh, pH, EC, ET and temperature were taken in situ in order to know the system conditions. The results revealed significant differences (p &lt; 0.05) among the three hybrid system for mass removal efficiencies, with an average of 60 ± 4.45% for SI, 55 ± 4.45% for SII and 36 ± 4.45% for SIII. The systems I and II, were statistically similar and also, both were different to SIII. In general, the higher efficiencies were obtained in systems with DO low concentrations, Eh negative values and pH conditions near to 8, which mainly occur in horizontal subsurface flow constructed wetlands. In contrast, aerobic conditions demonstrated less efficiency. These results confirm the ability of constructed wetlands to remove carbamazepine and show that it is possible to increase its mass removal efficiency by combining different types of wetlands.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[humedales subsuperficiales de flujo horizontal]]></kwd>
<kwd lng="es"><![CDATA[humedales subsuperficiales de flujo vertical]]></kwd>
<kwd lng="es"><![CDATA[carbamazepina]]></kwd>
<kwd lng="es"><![CDATA[humedales híbridos]]></kwd>
<kwd lng="es"><![CDATA[condiciones de operación]]></kwd>
<kwd lng="en"><![CDATA[Horizontal sub-surface flow constructed wetland]]></kwd>
<kwd lng="en"><![CDATA[vertical sub-surface flow constructed wetland]]></kwd>
<kwd lng="en"><![CDATA[carbamazepine]]></kwd>
<kwd lng="en"><![CDATA[hybrid systems]]></kwd>
<kwd lng="en"><![CDATA[operating conditions]]></kwd>
</kwd-group>
</article-meta>
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<surname><![CDATA[White]]></surname>
<given-names><![CDATA[J. R.]]></given-names>
</name>
</person-group>
<source><![CDATA[Ecological Engineering]]></source>
<year>2012</year>
<volume>47</volume>
<page-range>101-4</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
