<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31416131</termId><termName>ocean thermal energy conversion plants</termName><termType>PT</termType><termNote><![CDATA[ Power plants producing electricity by utilizing temperature differentials between surface water heated by the sun and deep cold water pumped to the surface. Power plants producing electricity by utilizing temperature differentials between surface water heated by the sun and deep cold water pumped to the surface. ]]></termNote><termCreatedDate>2026-03-30 20:51:58</termCreatedDate><relation><relationType>UF</relationType><termId>31416150</termId><termName>power plants, OTEC</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31416151</termId><termName>power plants, ocean thermal</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31416152</termId><termName>power plants, ocean thermal energy conversion</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31416153</termId><termName>power plants, ocean thermal gradient</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31416154</termId><termName>thermal energy conversion plants, ocean</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31416155</termId><termName>thermal energy conversion power plants, ocean</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31416156</termId><termName>thermal gradient power plants, ocean</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31416157</termId><termName>thermal power plants, ocean</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31416132</termId><termName>OTEC plants</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31416133</termId><termName>OTEC power plants</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31416134</termId><termName>conversion plants, ocean thermal energy</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31416135</termId><termName>conversion power plants, ocean thermal energy</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31416136</termId><termName>energy conversion plants, ocean thermal</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31416137</termId><termName>energy conversion power plants, ocean thermal</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31416138</termId><termName>gradient power plants, ocean thermal</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31416139</termId><termName>ocean thermal energy conversion plant</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31416140</termId><termName>ocean thermal energy conversion power plants</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31416141</termId><termName>ocean thermal gradient plants</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31416142</termId><termName>ocean thermal gradient power plants</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31416143</termId><termName>ocean thermal power plants</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31416144</termId><termName>plants, OTEC</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31416145</termId><termName>plants, OTEC power</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31416146</termId><termName>plants, ocean thermal energy conversion</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31416147</termId><termName>plants, ocean thermal energy conversion power</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31416148</termId><termName>plants, ocean thermal gradient power</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31416149</termId><termName>plants, ocean thermal power</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31380060</termId><termName>solar power plants</termName><termType>PT</termType></relation></term>  </Zthes>