The world’s first fleet of double decker hydrogen buses is being officially launched into service tomorrow in Aberdeen. Run by First Bus – Scotland’s largest bus operator – in a project led by Aberdeen City Council, the hydrogen buses represent a major step forward in reducing climate change, as cities across the world witness how far innovation in the transport industry has come. The zero-emission fleet emits nothing more than water from its exhausts as the fuel is made from just wind and water. Furthermore, plans are in place for Aberdeen …