<?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>2007-2422</journal-id>
<journal-title><![CDATA[Tecnología y ciencias del agua]]></journal-title>
<abbrev-journal-title><![CDATA[Tecnol. cienc. agua]]></abbrev-journal-title>
<issn>2007-2422</issn>
<publisher>
<publisher-name><![CDATA[Instituto Mexicano de Tecnología del Agua, Coordinación de Comunicación, Participación e Información]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2007-24222016000200085</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Metodología para la delimitación y caracterización de humedales en escalas 1:50 000 y 1:20 000]]></article-title>
<article-title xml:lang="en"><![CDATA[Methodology to Delimit and Characterize Wetlands at Scales of 1:50 000 and 1:20 000]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Brena]]></surname>
<given-names><![CDATA[Jorge]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Castillo]]></surname>
<given-names><![CDATA[Cervando]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Wagner]]></surname>
<given-names><![CDATA[Ana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Instituto Mexicano de Tecnología del Agua  ]]></institution>
<addr-line><![CDATA[Jiutepec Morelos]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>04</month>
<year>2016</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>04</month>
<year>2016</year>
</pub-date>
<volume>7</volume>
<numero>2</numero>
<fpage>85</fpage>
<lpage>98</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-24222016000200085&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-24222016000200085&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-24222016000200085&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: Se analiza la situación retrospectiva y actual de los humedales localizados en la zona de la Vertiente Pacífica del estado de Chiapas, México, para lo cual se aplicaron técnicas de percepción remota empleando imágenes satelitales tomadas en 1986, 2004 y 2010, que junto con cartografía temática digital procesada en un sistema de información geográfica permitió la evaluación prospectiva del comportamiento tendencial de los humedales al año 2030. Como resultado, se obtuvo una metodología para delimitar humedales en escalas 1:50 000 y 1:20 000, los mapas de uso de suelo y vegetación de las tres cuencas que integran la zona de estudio y un mapa tendencial para el año 2030. Del análisis temporal de las coberturas, su localización y la morfología del relieve, se detectaron problemas y amenazas, elaborándose un mapa de áreas críticas para orientar acciones de recuperación ambiental, reducir la erosión y el riesgo de deslizamientos que amenazan a localidades específicas. Se concluye que el diagnóstico de salud ambiental de un humedal refleja los efectos de las acciones hechas en las diferentes partes de una cuenca. La información obtenida es básica para evaluar estrategias sectoriales y desarrollar un plan de manejo integral de los recursos que promueva el crecimiento económico de la región y su aprovechamiento sustentable.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: This work analyzes the past and current state of the wetlands located in the study area, on the Pacific slope of the state of Chiapas, Mexico. To this end, remote sensing techniques were applied using satellite images taken in 1986, 2004 and 2010. This was used along with digital thematic mapping processed with a geographic information system to prospectively evaluate the trends in the wetlands' behavior through the year 2030. As result, a methodology was obtained to delimit wetlands at scales of 1:50 000 and 1:20 000. Land use and vegetation maps for the three basins in the study area were used as well as a trend map for the year 2030. The temporal analysis of vegetation cover, location and topographical morphology detected problems and threats. A map of critical areas was generated to inform environmental recovery actions and reduce erosion and the risk of landslides which threatens specific localities. It is concluded that a diagnostic of the environmental health of a wetland reflects the effects of the actions taken in different parts of a basin. The information obtained is crucial to evaluate sectoral strategies and develop an integral resource management plan that promotes the economic growth of the region as well as its sustainable use.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[humedales]]></kwd>
<kwd lng="es"><![CDATA[percepción remota]]></kwd>
<kwd lng="es"><![CDATA[recursos naturales]]></kwd>
<kwd lng="en"><![CDATA[Wetlands]]></kwd>
<kwd lng="en"><![CDATA[integrated water management]]></kwd>
<kwd lng="en"><![CDATA[remote sensing]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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