United Airlines today is taking its most ambitious step yet in leading the fight against climate change: pledging to become 100% green by reducing its greenhouse gas (GHG) emissions by 100% by 2050. United, which in 2018 became the first U.S. airline to commit to reducing its GHG emissions by 50%...

France’s first 100% carbon-neutral airport group, which has been implementing an ambitious policy to reduce its environmental footprint for more than 15 years, has revealed its programme to emit zero greenhouse gases, without any compensation, 20 years earlier than was previously announced. It al...