Combustion engine is harmful to environment. The air quality will deteriorate and climate change poses threats. The project also includes: Powered electric drivetrain, which uses an internal combustion motor powered by compressed hydrogen gas (H2) while using a conventional petrol/diesel vehicle Volkswagen stops developing new combustion engines. Volkswagen’s brand boss Ralf Brandstatter has announced that the group will no longer develop any new combustion engines. Existing engines will only be developed further until the combustion engine is completely eliminated. After Audi announced a halt to development for new combustion engines in mid-March , Volkswagen is now stepping up. “At the moment I am not assuming that another completely new engine family will be launched.