<?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>S2007-24222016000500197</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[El monitor de la sequía en México]]></article-title>
<article-title xml:lang="en"><![CDATA[The Drought Monitor in Mexico]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lobato-Sánchez]]></surname>
<given-names><![CDATA[René]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Mexicano de Tecnología del Agua Coordinación de Hidrología ]]></institution>
<addr-line><![CDATA[Jiutepec Morelos]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>10</month>
<year>2016</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>10</month>
<year>2016</year>
</pub-date>
<volume>7</volume>
<numero>5</numero>
<fpage>197</fpage>
<lpage>211</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-24222016000500197&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-24222016000500197&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-24222016000500197&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: Por su lenta evolución, la sequía es uno de los fenómenos naturales más costos en cuanto a sus impactos. En 2002 se conformó un grupo de climatólogos de México, Estados Unidos y Canadá, para implementar el Monitor de Sequías para Norteamérica (NADM, por sus siglas en inglés). De esta iniciativa se adapta la metodología para elaborar el Monitor de Sequías de México (MSM). Las sequías se pueden clasificar por sus mecanismos físicos, por sus impactos o por una combinación de éstos; no existe una sola definición que integre todo el espectro a aplicaciones. La escala temporal y espacial de su evolución y magnitud requiere de los conceptos meteorológicos con información de lluvia y temperatura; agrícolas, con humedad de suelo y condiciones de salud de la vegetación; hidrológicos, en cuanto a condiciones de escurrimientos y embalses; y socioeconómicos, en la disponibilidad de bienes de consumo y dotación de agua a centros urbanos y hasta pequeñas comunidades. El MSM integra siete diferentes índices mediante un sistema de información geográfica; la experiencia del climatólogo con el consenso entre usuarios y especialistas la complementa. Además, se utiliza información histórica, enfatizando la calidad y oportunidad para un seguimiento objetivo y periódico, comparando con la actual en forma de índices y porcentajes con respecto a sus valores medios. El reto consiste en conjuntar toda esta información en un solo producto, con valores estandarizados que permitan determinar la magnitud de la sequía. El MSM es información básica para la atención de programas que tienen que ver con la gestión del agua.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: Because of its slow evolution and its impacts, drought is among the costliest natural phenomena. In 2002 a group of climatologists from Mexico, Unites States and Canada implemented the North American Drought Monitor (NADM), under such initiative the methodology was adapted to develop the Mexican Drought Monitor (MSM). Droughts may be classified by its physical mechanisms, by its impacts or a combination of both; there is no a single definition for fulfilling its entire spectra of applications. Temporal and spatial scale of drought evolution and magnitud required of the meteorological concepts with information of both rainfall and temperature; in agriculture, soil moisture and vegetation conditions are required; in hydrology with reservoir and stream flow conditions; and socioeconomic impacts in the availability of goods and water supply to all users. The MSM is constructed by using 7 different indices in layers blended through a Geographic Information System, it is complemented though the expertise of the climatologist along with the discussion and consensus among users and specialists. Historical information is a complement with the current in the form of indices and percentages with respect to its mean values, quality and timely data is required for a continuing and objective process. The challenge resides in collecting all the information in one single product with standardized units which allow the determination of its magnitude. The MSM is the basic input information for programs dealing with water management.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[sequías]]></kwd>
<kwd lng="es"><![CDATA[monitor]]></kwd>
<kwd lng="es"><![CDATA[clima]]></kwd>
<kwd lng="es"><![CDATA[precipitación]]></kwd>
<kwd lng="es"><![CDATA[temperatura]]></kwd>
<kwd lng="es"><![CDATA[humedad del suelo]]></kwd>
<kwd lng="es"><![CDATA[evapotranspiración]]></kwd>
<kwd lng="es"><![CDATA[índice]]></kwd>
<kwd lng="en"><![CDATA[Droughts]]></kwd>
<kwd lng="en"><![CDATA[monitor]]></kwd>
<kwd lng="en"><![CDATA[climate]]></kwd>
<kwd lng="en"><![CDATA[temperature]]></kwd>
<kwd lng="en"><![CDATA[precipitation]]></kwd>
<kwd lng="en"><![CDATA[soil moisture]]></kwd>
<kwd lng="en"><![CDATA[evapotranspiration]]></kwd>
<kwd lng="en"><![CDATA[index]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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