Since then, he's sold his oil fortune, converted himself from a gas-guzzler into an electric car and has devoted his life to finding a renewable, clean-burning fuel.
Síđan seldi hann olíufyrirtækiđ, breytti sér úr bensínhák í rafmagnsbíl og helgađi líf sitt leitinni ađ endurnũjanlegum orkugjöfum.