Final day of Shell Make the Future Live 2017

The Saw, race #40, an ethanol Prototype vehicle competes for team Rotor from Poland on the track during the final day of Shell Make the Future Live on Sunday, May 28, 2017 in London. [Photo: AP/Bob Martin]

Andy Brown, Upstream Director of Shell, waves the green flag to start the Drivers' World Championship during final day of Shell Make the Future Live, Sunday, May 28, 2017 in London. [Photo: AP/Mark Pain]

The La joliverie Polytech Nantes, race #601, a hydrogen UrbanConcept vehicle competes for team La joliverie Polytech Nantes from France on the track ace on the track during the European Drivers World Championship on the final day of Shell Make the Future Live on Sunday, May 28, 2017 in London. [Photo: AP/Bob Martin]