The issues of carbon pollution, greenhouse gas emissions and climate change are moving up the political agenda. The children’s strikes, protests by Extinction Rebellion and increasing government action will make the burning of fossil fuels more expensive. There are challenges in all sectors of travel and tourism but the elephant in the room is aviation. Airlines emit 80% of our industry’s greenhouse gasses and air travel is growing at 5% per year. As other industries reduce their carbon emissions aviation will account for ever-larger shares of global emissions. More   Aviation is the Achilles’ heel of the sector. Brian Summers writing is Skift has commented on the KLM initiative: “Take KLM, the…