Our oceans may have found an unlikely savior. Norwegian billionaire Kjell Inge Røkke, who accrued his wealth in part through offshore oil drilling, announced this month that he’s donating the majority of his wealth to help save the oceans. Røkke is funding a 600-foot research yacht, which will tackle some of the most pressing environmental concerns of our time ― including how to rescue endangered species and eliminate plastic trash from our big blue seas.