<https://cleanenergybusinesscouncil.com/hydroelectric-power-glossary/hydropower-and-renewable-energy-certificates-recs/#richSnippet>
<http://schema.org/description>
"Hydropower is a renewable source of energy that harnesses the power of flowing water to generate electricity. It is one of the oldest and most widely used"
<https://cleanenergybusinesscouncil.com/hydroelectric-power-glossary/hydropower-and-renewable-energy-certificates-recs/>