The pop superstar claims she can offset the immense carbon footprint of her private jet but the only way for the superrich to reduce their climate impact is to fly less and choose more sustainable forms of transport.
Transport is one of the world's biggest polluters, but on the path to net zero, aviation is reinventing itself, potentially building a new kind of jet age.
Airlines such as Lufthansa and Ryanair are clashing over the European Union's airport slot rules. Are "ghost flights" a thing, or are the carriers just stoking climate fear?
Unless meaningful action is taken to decarbonise traditional hard-to-abate sectors like steel and commercial aviation, we will have little chance of keeping global temperatures at a safe level.