Billboards in 15 European cities have been covered with satirical artwork highlighting the role of airline marketing in driving up greenhouse gas emissions. Anti-advertising movement Brandalism has installed their work at 500 different sites in Paris, Amsterdam, Brussels, Lisbon, Rome and other European cities. Airlines referenced in the artwork include KLM, Lufthansa, British Airways, Ryanair, Easyjet, SAS Airlines and Etihad alongside the industry body IATA. All have been contacted for comment. One of the works by British artist Darren Cullen highlights the “over-sized” carbon footprint of b…