Used tents and rubbish are piled up next to placards asking for the separation of the various litter items on the festival grounds after the Roskilde music Festival on July 7, 2024 in Roskilde, Denmark. (Photo by Emil Nicolai Helms / Ritzau Scanpix / AFP) / Denmark OUT (Photo by EMIL NICOLAI HELMS/Ritzau Scanpix/AFP via Getty Images)