Taiwan Railway Corp has for the first time measured companywide greenhouse gas emissions and aims to cut them 3 percent by 2028 from a 2025 baseline of 428,400 tonnes of CO2 equivalent. Train operations accounted for 75.1 percent of emissions. The company plans 11 reduction projects across six areas, including new energy-efficient trains, LED lighting and equipment upgrades. It is also building a cloud platform and pursuing 73 solar projects.

European Central Bank economists warned that U.S. and European stocks near record highs on the back of an AI boom are likely to face a correction. In a blog, they outlined two scenarios: overheated investors pushing prices above fundamentals, and a case where AI boosts the economy but wider uncertainty drives up required risk compensation. They cited past technology revolutions and said euro zone investors may be exposed via funds heavy in the Magnificent 7.