<?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>0188-4999</journal-id>
<journal-title><![CDATA[Revista internacional de contaminación ambiental]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Int. Contam. Ambient]]></abbrev-journal-title>
<issn>0188-4999</issn>
<publisher>
<publisher-name><![CDATA[Universidad Nacional Autónoma de México, Instituto de Ciencias de la Atmósfera y Cambio Climático]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0188-49992018000200249</article-id>
<article-id pub-id-type="doi">10.20937/rica.2018.34.02.06</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[BIOESTIMULACIÓN Y BIORREMEDIACIÓN DE RECORTES DE PERFORACIÓN CONTAMINADOS CON HIDROCARBUROS]]></article-title>
<article-title xml:lang="en"><![CDATA[BIOSTIMULATION AND BIOREMEDIATION OF DRILL CUTTINGS CONTAMINATED WITH HYDROCARBONS]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rivera Ortiz]]></surname>
<given-names><![CDATA[Patricio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rivera Lárraga]]></surname>
<given-names><![CDATA[Jesús Emmanuel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Andrade Limas]]></surname>
<given-names><![CDATA[Elizabeth del Carmen]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Heyer Rodríguez]]></surname>
<given-names><![CDATA[Lorenzo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Garza Requena]]></surname>
<given-names><![CDATA[Francisco Rafael de la]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Castro Meza]]></surname>
<given-names><![CDATA[Blanca Idalia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Autónoma de Tamaulipas Facultad de Ingeniería y Ciencias ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2018</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2018</year>
</pub-date>
<volume>34</volume>
<numero>2</numero>
<fpage>249</fpage>
<lpage>262</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0188-49992018000200249&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0188-49992018000200249&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0188-49992018000200249&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN La excavación de pozos para la extracción de gas natural genera grandes cantidades de recortes de perforación contaminados con hidrocarburos. El uso de métodos de biorremediación puede reducir la concentración de hidrocarburos en estos materiales hasta niveles aceptables. Se ensayaron tres suelos del estado de Tamaulipas, México, en mezcla con los recortes contaminados, para conocer su capacidad de inducir la descomposición de hidrocarburos impregnados en los recortes de perforación y lograr la biorremediación de estos últimos. Se evaluó también la bioestimulación de los microorganismos del suelo con N y P en la descomposición de los hidrocarburos en dichas mezclas. Las mezclas de suelo y recortes de perforación contaminados con hidrocarburos, procedentes de pozos de extracción de gas natural, se vertieron e incubaron por más de un año en celdas de biorremediación de 1.0 × 1.2 × 0.4 m. La proporción suelo:recorte en las mezclas fue de 1:1.5. Se estudiaron dos suelos de uso agrícola y uno de vegetación natural. Con base en el contenido de carbono orgánico de las mezclas, se adicionaron N y P (urea y fosfato monoamónico) en cantidades suficientes para inducir en ellas una proporción C:N:P de 100:10:1. El contenido de hidrocarburos disminuyó significativamente cuando los recortes mezclados con suelo se incubaron dentro de las celdas con la adición de N y P, llegando la concentración hasta alrededor de 3000 mg/kg de hidrocarburos totales, que es el límite máximo permitido en suelos agrícolas por la Norma Oficial Mexicana (NOM-138-SEMARNAT/SSA1-2012). Plantas de maíz (Zea mays) se desarrollaron en los recortes biorremediados. Los suelos estudiados indujeron la descomposición de los hidrocarburos impregnados en los recortes de perforación y por lo tanto provocaron la biorremediación de los recortes. La bioestimulación de los microorganismos del suelo con nutrientes N y P, humedad y aireación aumentó la descomposición de los hidrocarburos y propició la biorremediación de los recortes de perforación.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT The drilling of wells for extracting natural gas generates large quantities of drill cuttings contaminated with hydrocarbons. The use of bioremediation methods can reduce the concentration of hydrocarbons in these materials to an acceptable level. Three soils from the central and north zones of the state of Tamaulipas, Mexico, were assayed by mixing them with drill cuttings contaminated with hydrocarbons to find out the ability of soil to perform the bioremediation of hydrocarbons impregnated in the drill cuttings. The biostimulation of soil microorganisms with N and P on the decomposition of hydrocarbons in these mixtures was evaluated. Mixtures of soil and drill cuttings contaminated with hydrocarbons from natural gas extraction wells were poured and incubated in bioremediation cells of 1.0 × 1.2 × 0.4 m for one year. The rate of soil:drill cuttings in these mixtures was 1:1.5. Two agricultural soils and one soil of natural vegetation were studied. Based on the organic carbon content in the mixtures, N and P (urea and monoammonium phosphate) were added, in sufficient amounts to induce a ratio C:N:P of 100:10:1 in the mixture. The hydrocarbons concentration decreased significantly when the drill cuttings, mixed with soil, were incubated in the cells with addition of N and P, reaching 3000 mg/kg of total hydrocarbons, which is the maximum limit allowed in the agricultural soils by the official Mexican standard NOM-138-SEMARNAT/SSA1-2012. Plants of corn (Zea mays) were developed in bioremediated cuttings. The studied soils induced decomposition of hydrocarbons impregnated in drill cuttings and therefore allowed for the bioremediation of cuttings. Biostimulation of soil microorganisms with nutrients N and P, humidity and aeration increased the decomposition of hydrocarbons and fostered the bioremediation of drill cuttings.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[restauración de suelos]]></kwd>
<kwd lng="es"><![CDATA[suelos]]></kwd>
<kwd lng="es"><![CDATA[nitrógeno]]></kwd>
<kwd lng="es"><![CDATA[fósforo]]></kwd>
<kwd lng="en"><![CDATA[soils restoration]]></kwd>
<kwd lng="en"><![CDATA[soils]]></kwd>
<kwd lng="en"><![CDATA[nitrogen]]></kwd>
<kwd lng="en"><![CDATA[phosphorus]]></kwd>
</kwd-group>
</article-meta>
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