Zoom in on Net Zero - with explorer and solar-powered flight pioneer Bertrand Piccard Content by subject If you already have an account please use the link below to sign in. If you have any problems with your access or would like to request an individual access account please contact our customer service team. VIDEO: Pilot and chairman of the Solar Impulse Foundation joins BusinessGreen's Michael Holder to discuss circumnavigating the globe, clean technologies and his passionate environmentalism It is hard to know where to start with Bertrand Piccard's impressive CV. Among his long list of career achievements, he is a doctor, psychiatrist, a UN Goodwill Ambassador, a pilot and environmentalist.