The hair-raising video features stuntwoman Nicole Smith-Ludvik, wearing an Emirates crew outfit, as she stands unfazed standing on top of Dubai's Burj Khalifa.
The 25,000 square-meter pavilion boasts immersive experiences of forests and oceans as well as interactive exhibits guiding visitors through the history of environmental decline and dangers of overconsumption.
The six-month event, the first World Expo to be staged in the Middle East, is expected to attract up to 300,000 visitors a day when it opens in October 2020.