Oil production in the Bakken formation has grown enormously in recent years, leading to a marked increase in rail transport of oil.
Eka malembe nyana lawanga hundza, miehleketo yo endla ti transfrontier conservation areas yisungule ku duma swinene, hi khensa kukula ka ecotourism leyinga yona yitisaka mali swinene eka ti ikhonomi ta matiko lawa.