another alarmist film about the fact that one of the numerous type of the earth resource be actually finite and one day will run out . the fact remain that long before it happen the market will force a new solution by necessity and until then it no use stress out about it . save petrol and do not use a car to travel to hire this dvd . seriously it be a great crisis and oil price be already exponentially rise . peak oil be be reach very rapidly . the question be will humanity learn to use energy more efficiently and curb overpopulation with contraception and the answer be no . the human race be unfortunately doom to a crisis cause by overpopulation and depleted resource .