<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/schema/zthes-1.0.dtd">  <Zthes><term><termId>2600</termId><termName>TRATAMIENTO DE AGUAS RESIDUALES</termName><termType>TT</termType><termLanguage>es</termLanguage><termVocabulary>Tesauro Ambiental de Colombia</termVocabulary>	<termStatus>active</termStatus>	<termApproval>approved</termApproval>	<termSortkey>TRATAMIENTO DE AGUAS RESIDUALES</termSortkey><termNote label="Scope"><![CDATA[ Sistema para la limpieza de las aguas servidas. ]]></termNote><termCreatedDate>2026-05-25 01:03:53</termCreatedDate><relation><relationType>UF</relationType><termId>1754</termId><termName>INTERCAMBIO IÓNICO</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>122</termId><termName>AGUAS RESIDUALES</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>2392</termId><termName>SANEAMIENTO BÁSICO</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>118</termId><termName>AGUAS RESIDUALES DOMÉSTICAS</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>121</termId><termName>AGUAS RESIDUALES MUNICIPALES</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>291</termId><termName>BACTERIAS AERÓBICAS</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>292</termId><termName>BACTERIAS ANAERÓBICAS</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>1489</termId><termName>FILTROS PERCOLADORES</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>1841</termId><termName>LODOS ACTIVADOS</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>2160</termId><termName>PLANTAS DE TRATAMIENTO DE AGUAS RESIDUALES - PTAR</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>2597</termId><termName>TRATAMIENTO AEROBIO</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>2598</termId><termName>TRATAMIENTO ANAEROBIO</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>1808</termId><termName>LAGUNAS DE ESTABILIZACIÓN</termName><termType>ND</termType></relation><relation><relationType>RT</relationType><termId>2691</termId><termName>VERTIMIENTOS</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>336</termId><termName>BIODEGRADACIÓN</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>2602</termId><termName>TRATAMIENTOS BIOLÓGICOS DEL AGUA RESIDUAL</termName><termType>PT</termType></relation></term>  </Zthes>