Energy_TransitionOil sector back in black, but green is the futureClimate action and capital discipline still needed as oil profits and stock prices recoverRecovery: ExxonMobil chief executive Darren Woods. The US supermajor has reported a $2.7 billion profit for the first quarter of 2021 and its stock price has jumped from late-October lows.Photo: AP/SCANPIXEditorial