<pubDate>Sat, 30 Jun 2018 10:35:00 +0200</pubDate>
<description><p>So far, at least hydro-electric power, coal power, wind power,
solar power, and wood power are well known. Until a few days ago, I
<pubDate>Sat, 30 Jun 2018 10:35:00 +0200</pubDate>
<description><p>So far, at least hydro-electric power, coal power, wind power,
solar power, and wood power are well known. Until a few days ago, I