waste increase the transportation of wanted sulfur to slopes
demands_on_mineral_transport_systems has not increased lighterage is transportation. demands_on_mineral_transport_systems has increased bicycling is great_form_of_transportation. bitumen_upgrading is destruction_event. peat is not fuel. lighterage is not transportation. phosphate_leaching is not draining. bicycling is not great_form_of_transportation. phosphate_leaching is draining.