<?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>1665-4420</journal-id>
<journal-title><![CDATA[Signos históricos]]></journal-title>
<abbrev-journal-title><![CDATA[Sig. his]]></abbrev-journal-title>
<issn>1665-4420</issn>
<publisher>
<publisher-name><![CDATA[UAM, Unidad Iztapalapa, División de Ciencias Sociales y Humanidades]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1665-44202006000200152</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[El Istmo en el mundo. Elementos para una historia ambiental de Panamá]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Castro Herrera]]></surname>
<given-names><![CDATA[Guillermo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Fundación Ciudad del Saber  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Panamá</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2006</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2006</year>
</pub-date>
<volume>8</volume>
<numero>16</numero>
<fpage>152</fpage>
<lpage>183</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1665-44202006000200152&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1665-44202006000200152&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1665-44202006000200152&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: Este artículo propone un marco de referencia para el estudio de las interacciones entre las sociedades humanas y el mundo natural, y de sus consecuencias para ambas partes a lo largo del tiempo en Panamá. Además de una caracterización general de las ecorregiones del Istmo, propongo cortes periódicos correspondientes a estrategias sucesivas de relación humana con el medio natural, distinguidas en virtud de las tecnologías utilizadas y las relaciones sociales correspondientes.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: This article proposes a framework for the study of the interactions between human societies and the natural world, and the consequences of these interactions for both parts along time in the Isthmus of Panama. So, after a general characterization of the Isthmus's eco regions, a historical periodization is proposed in correspondence with successive human strategies of interaction with the natural world, differentiated in terms of the technologies employed and the corresponding social relations.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[historia ambiental]]></kwd>
<kwd lng="es"><![CDATA[Panamá]]></kwd>
<kwd lng="es"><![CDATA[canal]]></kwd>
<kwd lng="es"><![CDATA[transitismo]]></kwd>
<kwd lng="es"><![CDATA[crisis]]></kwd>
<kwd lng="en"><![CDATA[environmental history]]></kwd>
<kwd lng="en"><![CDATA[Panama]]></kwd>
<kwd lng="en"><![CDATA[Canal]]></kwd>
<kwd lng="en"><![CDATA[transitism]]></kwd>
<kwd lng="en"><![CDATA[crisis]]></kwd>
</kwd-group>
</article-meta>
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