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          <element elementId="50">
            <name>Title</name>
            <description>A name given to the resource</description>
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                <text>Agricultura sostenible</text>
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            <name>Description</name>
            <description>An account of the resource</description>
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                <text>Dominio científico: Agricultura sostenible</text>
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    <name>Text</name>
    <description>A resource consisting primarily of words for reading. Examples include books, letters, dissertations, poems, newspapers, articles, archives of mailing lists. Note that facsimiles or images of texts are still of the genre Text.</description>
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          <name>Title</name>
          <description>A name given to the resource</description>
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              <text>Influencia del cambio climático en la evolución de la vegetación nival de las montañas mediterráneas. sierra de guadarrama, españa</text>
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          <name>Creator</name>
          <description>An entity primarily responsible for making the resource</description>
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            <elementText elementTextId="197140">
              <text>David Palacios Estremera, Nuria Andrés, Antonio García-Romero, Julio Muñoz</text>
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          <name>Description</name>
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              <text>It studies recent climate variation and its consequences on the nival vegetation distributionin two basins of the Sierra de Guadarrama, Spain. The climate change was documented from eighteen different variables related to temperature, pluvial and snow precipitation, snow du ration within the period 1951-2000. To evaluate vegetation response to climate variation we determined the nival correlation of the distinct vegetation classes. To do this, we considered their spatial and / or temporal relation with distinct variables of climate, snow variation, and nival geoforms. Nival vegetation maps were made of five dates (1956 to 1998) and to quan tify and explain tendencies it was necessary to calculate surfaces and percentages of change, annual mean transformation index (ITMA’s) and transition matrixes. The results show that in the area studied there are 14 vegetation classes belonging to four groups of high, medium, low and negative nival correlation. Evolution of the last fifty years is summarized in a notable spatial reduction of vegetation with high nival correlation, moderate vegetation reduction with medium nival correlation and significant vegetation expansion with negative nival correlation. Change processes leave a main succession that consists on the herbal formation substitution highly correlated with snow duration and the abundance of fusion water, by leguminous shrubsapart from the nival influence, which slowly densify.</text>
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          <name>Date</name>
          <description>A point or period of time associated with an event in the lifecycle of the resource</description>
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            <elementText elementTextId="197142">
              <text>2007</text>
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          <name>Subject</name>
          <description>The topic of the resource</description>
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              <text>Cambio climático, Sierra de Guadarrama, Vegetación</text>
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          <name>Source</name>
          <description>A related resource from which the described resource is derived</description>
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              <text>Espacio y Desarrollo</text>
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          <name>Publisher</name>
          <description>An entity responsible for making the resource available</description>
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            <elementText elementTextId="197145">
              <text>Pontificia Universidad Católica del Perú</text>
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        <element elementId="38">
          <name>Coverage</name>
          <description>The spatial or temporal topic of the resource, the spatial applicability of the resource, or the jurisdiction under which the resource is relevant</description>
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            <elementText elementTextId="197146">
              <text>Geography (General), Geography. Anthropology. Recreation</text>
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          <name>Relation</name>
          <description>A related resource</description>
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            <elementText elementTextId="197147">
              <text>&lt;a href="http://revistas.pucp.edu.pe/index.php/espacioydesarrollo/article/view/10633" target="_blank" rel="noreferrer noopener"&gt;http://revistas.pucp.edu.pe/index.php/espacioydesarrollo/article/view/10633&lt;/a&gt;</text>
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