A processor-performed method of facilitating the creation and sale of carbon credits. The method includes enrolling a plurality of carbon credits in a database. Each credit is associated with an account of a creator of the credit and with a project for generating the credit. The method includes determining whether one of the one or more projects is registered in a climate action registry; and, based on the determining, registering in the registry a validated credit associated with the registered project and including the registered credit in an account of an aggregator.