<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/schema/zthes-1.0.dtd">  <Zthes><term><termId>2506</termId><termName>SULFURO DE HIDRÓGENO</termName><termType>TT</termType><termLanguage>es</termLanguage><termVocabulary>Tesauro Ambiental de Colombia</termVocabulary>	<termStatus>active</termStatus>	<termApproval>approved</termApproval>	<termSortkey>SULFURO DE HIDRÓGENO</termSortkey><termNote label="Scope"><![CDATA[ Gas corrosivo generado en condiciones de descomposición anaerobia de materia orgánica. ]]></termNote><termCreatedDate>2026-05-25 01:03:53</termCreatedDate><relation><relationType>UF</relationType><termId>2598</termId><termName>TRATAMIENTO ANAEROBIO</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>1444</termId><termName>FACTORES DE RIESGO AMBIENTALES</termName><termType>ND</termType></relation><relation><relationType>RT</relationType><termId>2691</termId><termName>VERTIMIENTOS</termName><termType>PT</termType></relation></term>  </Zthes>