<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/schema/zthes-1.0.dtd">  <Zthes><term><termId>3831</termId><termName>Actividad volcánica - Previsión</termName><termType>PT</termType><termLanguage>es</termLanguage><termVocabulary>INDICES DE MATERIAS</termVocabulary>	<termStatus>active</termStatus>	<termApproval>approved</termApproval>	<termSortkey>Actividad volcánica - Previsión</termSortkey><termNote label="History"><![CDATA[ <p>Revisada el 13 de noviembre de 2019</p> ]]></termNote><termNote label="Source"><![CDATA[ <p>CDU: <strong>550.348.435</strong><br />CDU: <strong>551.21</strong></p> ]]></termNote><termNote label="Source"><![CDATA[ <p>Fuente: <strong>USE</strong></p> ]]></termNote><termCreatedDate>Actividad volcánica - Previsión</termCreatedDate><relation><relationType>UF</relationType><termId>3832</termId><termName>Actividad eruptiva</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>3833</termId><termName>Actividad volcánica</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>3834</termId><termName>Erupciones volcánicas</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>3835</termId><termName>Vigilancia de volcanes</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>3836</termId><termName>Volcanes - Actividad</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>3837</termId><termName>Volcanes - Erupciones</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>3838</termId><termName>Volcanes - Vigilancia</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>3839</termId><termName>Volcanicidad</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>3840</termId><termName>Vulcanicidad</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>3830</termId><termName>Área 04. Geodinámica interna y externa</termName><termType>PT</termType></relation></term>  </Zthes>