<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31351641</termId><termName>ice caps</termName><termType>PT</termType><termNote><![CDATA[ Permanent caps or coverings of ice over a large tract of land, such as exists on high mountains and at either pole. ]]></termNote><termCreatedDate>2026-03-30 20:34:53</termCreatedDate><relation><relationType>UF</relationType><termId>31351642</termId><termName>ice cap</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31351643</termId><termName>icecap</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31351644</termId><termName>icecaps</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31324162</termId><termName>bodies of water</termName><termType>PT</termType></relation></term>  </Zthes>