The Carbon Footprint is the main environmental indicator used to evaluate the impact that is made on climate change. It refers to the amount of Greenhouse Gases emitted directly or indirectly by the organization. CGN Certification has been the Certification Body of the Port Authority of Vilagarcia de Arousa for the verification of emissions, offering in addition to verification, the option of compensate the Carbon Footprint. This Port Authority has wanted to go a step further after calculating its Footprint in scopes 1 and 2, compensating 100% of its emissions, that is, it achieves its Zero Emissions Footprint. The emissions generated by the Entity are equal to those avoided with the compensation actions. The Port Authority has verified which are the emissions produced in a year in its organization. For this reason, the CO2 Emissions Report has been verified with total emissions of 133 T CO2 eq verified in November 2020.