<?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>S0188-49992020000200485</article-id>
<article-id pub-id-type="doi">10.20937/rica.53323</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[CONTENIDO DE PLOMO, CADMIO Y ARSÉNICO EN TEJIDOS BIOLÓGICOS DE LA PALOMA COMÚN (Columba livia) PRESENTES EN UN ÁREA URBANA PREVIAMENTE CONTAMINADA CON RESIDUOS MINEROS]]></article-title>
<article-title xml:lang="en"><![CDATA[CONTENT OF LEAD, CADMIUM AND ARSENIC IN BIOLOGICAL TISSUES OF THE FERAL PIGEONS (Columba livia) PRESENT IN AN URBAN AREA PREVIOUSLY CONTAMINATED WITH MINING RESIDUES]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Valladares-Faundez]]></surname>
<given-names><![CDATA[Pablo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cáceres Tapia]]></surname>
<given-names><![CDATA[Grimanesa]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Valdés Saavedra]]></surname>
<given-names><![CDATA[Jorge]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Tarapacá Facultad de Ciencias Departamento de Biología]]></institution>
<addr-line><![CDATA[Arica ]]></addr-line>
<country>Chile</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad de Tarapacá Facultad de Ciencias Departamento de Química]]></institution>
<addr-line><![CDATA[Arica ]]></addr-line>
<country>Chile</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad de Antofagasta Instituto de Ciencias Naturales Alexander von Humboldt, Facultad de Ciencias del Mar y de Recursos Biológicos Laboratorio de Sedimentología y Paleoambiente (LASPAL)]]></institution>
<addr-line><![CDATA[Antofagasta ]]></addr-line>
<country>Chile</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2020</year>
</pub-date>
<volume>36</volume>
<numero>2</numero>
<fpage>485</fpage>
<lpage>490</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0188-49992020000200485&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0188-49992020000200485&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0188-49992020000200485&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN El norte de Chile presenta numerosos casos de contaminación ambiental por metales pesados y otros químicos, particularmente debido al manejo inadecuado de desechos. En la ciudad de Arica, norte de Chile, se depositaron en la década de 1980 alrededor de 19 mil toneladas de desechos mineros provenientes de Europa, con altos contenidos de Pb, As y Cd. Sus efectos sólo han sido evaluados en la población humana, pero hasta ahora se desconoce si esos elementos químicos fueron incorporados por otras especies que son parte de la comunidad biológica del radio urbano. En este estudio evaluamos la presencia y concentración de Pb, As y Cd en palomas (Columba livia) que habitan en la ciudad de Arica, tanto en el radio urbano como en un valle aledaño (valle de Azapa). Los valores encontrados son altos en relación con otras aves de similares características ecológicas, por ejemplo respecto del Pb se encontraron en promedio 1.7 &#956;g/g en tejido hepático y 10.84 &#956;g/g en tejido óseo. En relación con el As, la concentración en hígado fue de 2.63 &#956;g/g y en hueso de 2.13 &#956;g/g; finalmentela concentración de Cd en hígado fue de 11.7 &#956;g/g y en hueso de 3.43 &#956;g/g. Esto indica que las palomas de la ciudad de Arica están altamente contaminadas por metales pesados y As, y podrían considerarse como una especie bioindicadora para futuras evaluaciones ambientales de la ciudad.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT The north of Chile presents numerous cases of environmental contamination by heavy metals and others chemical elements, particularly due to the inadequate handling of its waste. In the Arica city, northern Chile, in the decade of 1980, 19 000 tons of mining waste were deposited from Europe, with high contents of Pb, As and Cd. Its effects have only been evaluated in the human population, but until now it is unknown if those chemical elements were incorporated by other species that are part of the biological community of the urban radius. In this study we evaluated the presence and concentrations of Pb, As and Cd in feral pigeons (Columba livia) inhabitants of Arica, both in the urban radius and in a nearby valley (valley of Azapa). The values found are higher in relation to other birds of similar ecological characteristics. For example, regarding Pb, 1.7 &#956;g/g were found on average in liver tissue and 10.84 &#956;g/g in bone tissue. In relation to As, concentrations were 2.63 &#956;g/g in liver tissue and 2.13 &#956;g/g in bone. Finally, concentrations of Cd in liver were 11.7 &#956;g/g and 3.43 &#956;g/g in bones. This indicates that the common pigeons from Arica are highly contaminated by heavy metals and arsenic and could be considered an environmental bioindicator species for future environmental assessment of the city.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[bioindicadores]]></kwd>
<kwd lng="es"><![CDATA[metales pesados]]></kwd>
<kwd lng="es"><![CDATA[Chile]]></kwd>
<kwd lng="es"><![CDATA[contaminación]]></kwd>
<kwd lng="en"><![CDATA[bioindicator]]></kwd>
<kwd lng="en"><![CDATA[heavy metals]]></kwd>
<kwd lng="en"><![CDATA[Chile]]></kwd>
<kwd lng="en"><![CDATA[pollution]]></kwd>
</kwd-group>
</article-meta>
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