EnvironmentA work of art is being sold as CO₂ to denounce climate greenwashing.Sònia Sánchez04-10-2025
![Artist Josep Piñol, left, notarizes the sale of the CO2 emissions "avoided" by not building his work "Avoided," and the document is deposited in an urn.](data:image/svg+xml,%3Csvg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 9"%3E%3C/svg%3E)