The expansion of Heathrow would be an expensive disaster for Britain and the world. Burnham needs to block it | George Monbiot

The Guardian reports the following. EcoFinance is republishing it as an attributed briefing, not as independently confirmed fact, and not as investment advice. If this item is false or incomplete, the responsibility sits with The Guardian, which released it. A third runway would fly in the face of reason. If we are to prioritise human life over short-term ‘growth’, we need to use planes less, not more If a third runway is built at Heathrow, what will be the impact on the wealth of the nation? It will cost us somewhere between £23.4bn and £62.5bn. These are not my figures ; they weren’t calculated by environmental groups, but by the Department for Transport. For decades, government ministers have told us that airport expansion is essential for “growth”. As chancellor, Rachel Reeves claimed that a third runway at Heathrow would add 0.43% to GDP , figures we later discovered came from a report commissioned by the airport. The transport department’s own analysis concluded that the real addition to GDP would be between 0.03% and 0.05%: eight to 14… Original link: https://www.theguardian.com/commentisfree/2026/oct/03/heathrow-third-runway-climate-warnings-economic-reality