Bristol Council Leader Flies 3,500 Miles to US Climate Event After Flight Ad Ban Bristol City Council leader Tony Dyer flew 3,500 miles to a New York climate summit just five days after the council banned flight adverts, sparking criticism. Bristol City Council leader Tony Dyer flew 3,500 miles to the United States for a climate change event only five days after the local authority banned flight advertisements. Dyer, a Green Party politician, attended the Urban20 Mayors Summit in Manhattan on Sunday, joining New York City Mayor Zohran Mamdani and dozens of representatives to discuss Net Zero action. Bristol Flight Ad Ban Sparks ControversyOn September 15, Bristol councillors voted to ban advertisements for what they described as polluting and high-carbon industries, including flights, non-electric cars, cruises, travel agents, fast fashion, and even Black Friday deals. The council argued that such products could harm people or the environment. Bristol is the first UK authority to enforce such a ban, which applies to council-owned roadside billboards, street digital screens, and bus shelters.Council officers estimated the ban could cost Bristol 80,000 pounds a year in lost income. However, similar projected losses from a ban on junk food adverts five years ago did not materialise. Deputy leader Heather Mack welcomed the marketing ban, stating that advertising forces itself upon everyone and has negative impacts on health, wellbeing, the climate, environment, and local economy.Dyer's trip to New York came just days after the ban took effect, drawing criticism from political opponents. Conservative deputy chairman Matt Vickers said the Greens were perfectly happy to lecture working families about their carbon footprint while their own leaders rack up airmiles. He added that Conservatives trust people to decide for themselves whether to get on a plane, and would have councils spend their time emptying bins and fixing roads rather than policing billboards.Dyer Defends Transatlantic JourneyDyer defended his attendance at the summit, saying it ensured he could represent Bristol and other UK Core Cities, including Leeds, Manchester, Birmingham, and Liverpool, in his role as Net Zero lead for the group. He stated that every journey undertaken by officers or councillors is assessed for value to taxpayers and environmental impact, but there are occasions when being present in the room matters.He argued that the opportunity to influence international discussions, strengthen partnerships, share learning, and attract future investment cannot always be replicated remotely. He acknowledged that attending international events raises legitimate questions about travel and carbon emissions, particularly for those committed to climate action, and said it is important to be transparent about that.Dyer insisted the trip was only the third time he had taken an international flight since becoming council leader in May 2024. He said data from his first 18 months in office showed total flight emissions were down 28 per cent, and flight emissions from politicians' travel had fallen 64 per cent. The money for his return flights and hotel stay came from council funds, but the total bill has not yet been revealed, according to Bristol Live.Green Party Travel Policy Under ScrutinyGreen Party leader Zack Polanski rejected an invitation to meet Mamdani after his election as New York City mayor last November, because he refuses to fly. The party has previously revealed plans to tax frequent flyers and ban domestic flights for journeys that would take less than three hours by train.In 2022, Bristol's then-mayor Marvin Rees courted controversy by flying for nine hours to attend a conference in Vancouver, Canada, to talk about climate change. He later defended his travel for a 14-minute TEDx lecture, saying virtual attendance was not on the table and adding that he had not seen any TED conferences run by Zoom.During the New York summit, Dyer was photographed in discussions with Mamdani and other local leaders, including a tour on an open-top sightseeing bus. The Urban20 Mayors Summit brought together representatives from dozens of cities to discuss Net Zero action and urban climate policies.