<?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>1405-3322</journal-id>
<journal-title><![CDATA[Boletín de la Sociedad Geológica Mexicana]]></journal-title>
<abbrev-journal-title><![CDATA[Bol. Soc. Geol. Mex]]></abbrev-journal-title>
<issn>1405-3322</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Geológica Mexicana A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1405-33222006000200205</article-id>
<article-id pub-id-type="doi">10.18268/bsgm2006v58n2a3</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[La importancia de la geología en el estudio de los procesos de remoción en masa: el caso de Totomoxtla, Sierra Norte de Puebla, México]]></article-title>
<article-title xml:lang="en"><![CDATA[The importance of geology in the study of landslide processes: the case of Totomoxtla, Northern Puebla Range, Mexico]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Capra]]></surname>
<given-names><![CDATA[Lucia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lugo-Hubp]]></surname>
<given-names><![CDATA[José]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Zamorano-Orózco]]></surname>
<given-names><![CDATA[José Juan]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional Autónoma de México Centro de Geociencias ]]></institution>
<addr-line><![CDATA[Queretaro Qro.]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Nacional Autónoma de México Instituto de Geografía ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2006</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2006</year>
</pub-date>
<volume>58</volume>
<numero>2</numero>
<fpage>205</fpage>
<lpage>214</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1405-33222006000200205&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1405-33222006000200205&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1405-33222006000200205&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Cada año los procesos de remoción en masa afectan áreas densamente pobladas en todo el mundo. En México, durante la temporada de huracanes los relieves montañosos son afectados por distintos procesos de remoción en masa, desde deslizamientos rotacionales a flujos de escombros. El evento hidro-metereológico que afectó la Sierra Norte de Puebla a principios del mes de octubre de 1999 ha generado miles de procesos de remoción en masa. Los deslizamientos de mayor magnitud han sido disparados en laderas inestables debido a la presencia de debilidades de tipo geológico-estructural, con la alternancia de horizontes de calizas y rocas deformadas formando flancos de grandes pliegues. El deslizamiento ocurrido en el poblado de Totomoxtla es un claro ejemplo de este tipo de inestabilidad, además con la peculiaridad de que, debido a la sobresaturación de agua de los horizontes metamórficos ricos en arcillas, la masa deslizante se transformó en un flujo de escombros cohesivo capaz de transportar por grandes distancias bloques de más de un metro de diámetro. Solamente con base en un estudio geológico-estructural detallado será posible generar mapas de susceptibilidad que puedan realmente evidenciar las zonas de posible afectación y así proponer la reubicación temporal de algunas viviendas durante la temporada de lluvias.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Every year mass movement affect densely populated areas anywhere in the world. In Mexico, during the hurricane season mountain regions are affected by different mass movement processes such as rotational landslides and debris flows. The Sierra Norte de Puebla was affected by an intense hydro-meteorologic event at the beginning of October, 1999, which generated thousands of movements. The larger landslides were generated in unstable slopes due to the presence of geologic-structural, such as interbedded sequence of limestones and deformed rocks that constitute the limbs of large folds. The landslide happened in the town of Totomoxtla is a clear example of such instability, where the sliding mass transformed into a cohesive debris flow due to the water saturation of the clay-bearing metamorphic beds. This flow was able to transport blocks of more than a meter in diameter, up to great distances. Only with the aim of a detailed geologic-structural study it will be possible to generate susceptibility maps that can really demonstrate the threatened zones and thus propose the temporary relocation of some houses during the rain seasons.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Sierra Norte de Puebla]]></kwd>
<kwd lng="es"><![CDATA[Totomoxtla]]></kwd>
<kwd lng="es"><![CDATA[Zapotitlán de Méndez]]></kwd>
<kwd lng="es"><![CDATA[deslizamientos]]></kwd>
<kwd lng="es"><![CDATA[flujos de escombros cohesivos]]></kwd>
<kwd lng="en"><![CDATA[Sierra Norte de Puebla]]></kwd>
<kwd lng="en"><![CDATA[Totomoxtla]]></kwd>
<kwd lng="en"><![CDATA[Zapotitlán de Méndez]]></kwd>
<kwd lng="en"><![CDATA[landslide]]></kwd>
<kwd lng="en"><![CDATA[cohesive debris flows]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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