<?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>0188-4611</journal-id>
<journal-title><![CDATA[Investigaciones geográficas]]></journal-title>
<abbrev-journal-title><![CDATA[Invest. Geog]]></abbrev-journal-title>
<issn>0188-4611</issn>
<publisher>
<publisher-name><![CDATA[Universidad Nacional Autónoma de México, Instituto de Geografía]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0188-46111999000100003</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Derrumbes, deslizamientos y expansión lateral del suelo provocados por la sismicidad en el graben de Cuautepec: región sur de la Sierra de Guadalupe, en la Ciudad de México]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Fraustro Martínez]]></surname>
<given-names><![CDATA[Oscar]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Universidad Nacional Autónoma de México Instituto de Geografía ]]></institution>
<addr-line><![CDATA[México D. F.]]></addr-line>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>04</month>
<year>1999</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>04</month>
<year>1999</year>
</pub-date>
<numero>38</numero>
<fpage>15</fpage>
<lpage>29</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0188-46111999000100003&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0188-46111999000100003&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0188-46111999000100003&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[El objetivo de este trabajo es identificar y caracterizar los derrumbes, deslizamientos y la expansión lateral del suelo provocados por la sismicidad en las inmediaciones del graben de Cuautepec, región norte de la Ciudad de México. Asimismo, con base en criterios estratigráficos, topográficos, geomorfológicos (densidad y profundidad de la disección fluvial), cobertura superficial de los depósitos (suelo, diluviones, coluviones y vegetación) y eventos sísmicos históricos en el periodo 1455-1995, se presenta una secuencia evolutiva de los efectos secundarios, distinguiendo cinco generaciones de derrumbes y deslizamientos.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[The aim of this paper is the identification of the landslides derived from earthquake in the Cuautepec graben. Five generations of landslides are identified in this region. Relative ages are assigned based on: a) the topographic and geological position; b) degree of the stream dissection and the depth of the stream dissection; c) geomorphic expression of the exposed rupture surface and landslide deposit, and d) evidence of historic earthquakes (period 1455-1995).]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Derrumbes]]></kwd>
<kwd lng="es"><![CDATA[deslizamientos y licuefacción]]></kwd>
<kwd lng="es"><![CDATA[Sierra de Guadalupe]]></kwd>
<kwd lng="es"><![CDATA[peligro sísmico]]></kwd>
<kwd lng="en"><![CDATA[Landslide]]></kwd>
<kwd lng="en"><![CDATA[seismic risk]]></kwd>
<kwd lng="en"><![CDATA[Sierra de Guadalupe]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[  	    <p align="center"><font face="verdana" size="4"><b>Derrumbes, deslizamientos y expansi&oacute;n lateral del suelo provocados por la sismicidad en el graben de Cuautepec: regi&oacute;n sur de la Sierra de Guadalupe, en la Ciudad de M&eacute;xico</b></font></p> 	    <p align="center">&nbsp;</p> 	    <p align="center"><font face="verdana" size="2"><b>Oscar Fraustro Mart&iacute;nez*</b></font></p>     <p align="justify">&nbsp;</p> 	    <p align="justify"><font face="verdana" size="2"><i>* Instituto de Geograf&iacute;a, UNAM, Ciudad Universitaria, Coyoac&aacute;n, 04510, M&eacute;xico, D. F. (becario de Posgrado).</i></font></p> 	    <p align="justify">&nbsp;</p> 	    <p align="justify"><font face="verdana" size="2">Recibido; abril, 20 de 1998    <br>     Aceptado en versi&oacute;n final: diciembre 17 1998</font></p>     <p align="justify">&nbsp;</p>     ]]></body>
<body><![CDATA[<p align="justify"><font face="verdana" size="2"><b>Resumen</b></font></p>     <p align="justify"><font face="verdana" size="2">El objetivo de este trabajo es identificar y caracterizar los derrumbes, deslizamientos y la expansi&oacute;n lateral del suelo provocados por la sismicidad en las inmediaciones del graben de Cuautepec, regi&oacute;n norte de la Ciudad de M&eacute;xico. Asimismo, con base en criterios estratigr&aacute;ficos, topogr&aacute;ficos, geomorfol&oacute;gicos (densidad y profundidad de la disecci&oacute;n fluvial), cobertura superficial de los dep&oacute;sitos (suelo, diluviones, coluviones y vegetaci&oacute;n) y eventos s&iacute;smicos hist&oacute;ricos en el periodo 1455&#45;1995, se presenta una secuencia evolutiva de los efectos secundarios, distinguiendo cinco generaciones de derrumbes y deslizamientos.</font></p>      <p align="justify"><font face="verdana" size="2"><b>Palabras clave:</b> Derrumbes, deslizamientos y licuefacci&oacute;n, Sierra de Guadalupe, peligro s&iacute;smico.</font></p>  	    <p align="justify">&nbsp;</p> 	    <p align="justify"><font face="verdana" size="2"><b>Abstract</b></font></p> 	    <p align="justify"><font face="verdana" size="2">The aim of this paper is the identification of the landslides derived from earthquake in the Cuautepec graben. Five generations of landslides are identified in this region. Relative ages are assigned based on: <i>a)</i> the topographic and geological position; <i>b)</i> degree of the stream dissection and the depth of the stream dissection; <i>c)</i> geomorphic expression of the exposed rupture surface and landslide deposit, and <i>d)</i> evidence of historic earthquakes (period 1455&#45;1995).</font></p>      <p align="justify"><font face="verdana" size="2"><b>Key words:</b> Landslide, seismic risk and Sierra de Guadalupe.</font></p>     <p align="justify">&nbsp;</p>     <p align="justify"><font face="verdana" size="2"><a href="/pdf/igeo/n38/n38a3.pdf" target="_blank">DESCARGAR ART&Iacute;CULO EN FORMATO PDF</a></font></p>     <p align="justify">&nbsp;</p>      ]]></body>
<body><![CDATA[<p align="justify"><b><font face="verdana" size="2">AGRADECIMIENTOS</font></b></p>     <p align="justify"><font face="verdana" size="2">Se agradece a la Direcci&oacute;n General de Asuntos del Personal Acad&eacute;mico (DGAPA) de la UNAM por el soporte econ&oacute;mico brindado al proyecto de Maestr&iacute;a en Geograf&iacute;a: "Evaluaci&oacute;n del riesgo geomorfol&oacute;gico en el municipio de Tlalnepantla, Estado de M&eacute;xico", cuyo n&uacute;mero de expediente es 523.01/1784 SFA/96, asesorado por el Dr. Jos&eacute; Juan Zamorano Orozco; asimismo, la colaboraci&oacute;n de las siguientes personas: Celia L&oacute;pez Miguel y Jos&eacute; Antonio Navarrete P. del Laboratorio de Videograf&iacute;a y Teledetecci&oacute;n; Ra&uacute;l Alvarado G., Ra&uacute;l Guti&eacute;rrez, Efra&iacute;n Le&oacute;n e Israel Pantoja, del Departamento de Geograf&iacute;a F&iacute;sica, ambos del Instituto de Geograf&iacute;a de la UNAM. Finalmente, las observaciones de los dictaminadores, permitieron enriquecer y mejorar este escrito.</font></p>     <p align="justify">&nbsp;</p>     <p align="justify"><font face="verdana" size="2"><b>REFERENCIAS</b></font></p>      <!-- ref --><p align="justify"><font face="verdana" size="2"><i>Atlas Nacional de M&eacute;xico</i> (1992), Principales fen&oacute;menos naturales que provocan desastres en la cuenca de M&eacute;xico, T. II, Hoja V.2.10, Instituto de Geografia, UNAM, M&eacute;xico.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4629112&pid=S0188-4611199900010000300001&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>  	    <!-- ref --><p align="justify"><font face="verdana" size="2">Carz&oacute;n, M. y M. Kirkby (1972), <i>Hillslope and process,</i> Cambridge University Press, London, 475 p.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4629114&pid=S0188-4611199900010000300002&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>  	    <!-- ref --><p align="justify"><font face="verdana" size="2">Corrales, I., J. Roseli, L. S&aacute;nchez, A.Vera y L. Villas (1977), <i>Estratigraf&iacute;a,</i> Ed. Rueda, Madrid, 719 p.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4629116&pid=S0188-4611199900010000300003&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>  	    ]]></body>
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