<https://vcmintegrity.org/external-resources/sylvera-defining-carbon-credit-quality-in-the-voluntary-carbon-market/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://vcmintegrity.org/external-resources/sylvera-defining-carbon-credit-quality-in-the-voluntary-carbon-market/>