<?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>S0188-49992024000100142</article-id>
<article-id pub-id-type="doi">10.20937/rica.54942</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Distribución espacial del plomo en el suelo urbano de Callao, Perú]]></article-title>
<article-title xml:lang="en"><![CDATA[Spatial distribution of lead in the urban soil of Callao, Peru]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Castro-Hinostroza]]></surname>
<given-names><![CDATA[Natalia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mestanza Novoa]]></surname>
<given-names><![CDATA[Carlos Julian]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vizarreta-Luna]]></surname>
<given-names><![CDATA[Guillermo A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gutiérrez Vílchez]]></surname>
<given-names><![CDATA[Pedro Pablo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Guerrero Barrantes]]></surname>
<given-names><![CDATA[Juan Antonio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Nazario Ríos]]></surname>
<given-names><![CDATA[Julio César]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Tello Peramás]]></surname>
<given-names><![CDATA[Lily Denise]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional Agraria La Molina  ]]></institution>
<addr-line><![CDATA[La Molina Lima]]></addr-line>
<country>Peru</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2024</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2024</year>
</pub-date>
<volume>40</volume>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0188-49992024000100142&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0188-49992024000100142&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0188-49992024000100142&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN La contaminación por metales pesados en suelos urbanos constituye una gran problemática debido a las graves consecuencias que genera en la salud humana. El objetivo de este estudio fue cuantificar la concentración y distribución espacial del plomo (Pb) en suelo urbano del distrito Mi Perú, en la Provincia Constitucional del Callao, Perú. Se evaluaron 44 puntos de muestreo en un área de 50 ha y se analizó la concentración total de Pb por espectroscopia de absorción atómica. Se identificaron dos puntos de muestreo que excedieron los 140 mg/kg de Pb en suelo (Estándar de Calidad Ambiental peruano para suelos de uso urbano) y se concluyó que el área de estudio no presenta contaminación generalizada por Pb, pero sí contaminación local. No se pudo determinar si la distribución espacial del Pb fue dominada por la dirección del viento, ya que la densidad de datos fue insuficiente para ejecutar una variograma direccional. Se recomienda realizar análisis complementarios para continuar con la evaluación detallada de esta problemática ambiental, como análisis de los precipitados, potencial redox, muestreo de detalle, especiación del Pb, bioaccesibilidad del Pb, evaluaciones de riesgo a la salud y evaluaciones de riesgo ambiental.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT Heavy metal contamination in urban soils is a major problem due to the serious consequences it generates on human health. The objective of this study was to quantify the concentration and spatial distribution of lead in the urban soil of the Mi Perú district in the Constitutional Province of Callao, Peru. Forty-four sampling points in an area of 50 ha were evaluated, and the total concentration of lead was analyzed by atomic absorption spectroscopy. Two sampling points were identified that exceeded 140 mg/kg of lead in the soil (Peruvian Environmental Quality Standard for urban soil) and it was concluded that the study area does not present generalized lead contamination, but it does present local contamination. Since the data density was insufficient to run a directed variogram, it was impossible to determine if the spatial distribution of Pb was dominated by the direction of the wind. It is recommended to carry out complementary analyses to continue with the detailed evaluation of this environmental problem, such as analysis of the precipitates, redox potential, detail sampling, lead speciation, lead bioaccessibility, health risk assessments, and environmental risk assessments.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[metal tóxico]]></kwd>
<kwd lng="es"><![CDATA[suelo superficial]]></kwd>
<kwd lng="es"><![CDATA[kriging]]></kwd>
<kwd lng="es"><![CDATA[contaminación ambiental]]></kwd>
<kwd lng="en"><![CDATA[toxic metal]]></kwd>
<kwd lng="en"><![CDATA[topsoil]]></kwd>
<kwd lng="en"><![CDATA[kriging]]></kwd>
<kwd lng="en"><![CDATA[environmental pollution]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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