ABU DHABI: Etihad Airways, the national airline of the UAE, has continued to progress its sustainability agenda, testing a range of initiatives during the wind-down and suspension of its scheduled passenger services in response to the Covid-19 pandemic. The airline has highlighted some of its continuing activities in a new video released today to mark Earth Day 2020: https://we.tl/t-Hxq1bop3KD Tony Douglas, Group Chief Executive …