SO2 was the main driver behind the forest dieback. I'd estimate that the global investments in forrest property (mostly by old money) dwarfs the total cost for

SO2 was the main driver behind the forest dieback. I'd estimate that the global investments in forrest property (mostly by old money) dwarfs the total cost for the switch to sulfur free fuel. It is remarkable how fast the wheels of progress turn when old money faces the prospect of their assets being washed away.