ane wale time mai ,. saudi arab jaise desho ko jinki economy oil p tiki hai ,.unhe bahut nuksaan uthana pad skta hai , ... America or china bhi es wajah s pareshaab hai ki ane wale time mai oil s jada mahenga pani ho jaega .. kuch desho mai abhi k time mai bhi water , oil s jada mahenga hai.