#11 Oil Exhausted
The population is on a rise and so is the need for more comfort like cars for every member of the household. All this is all coming at the cost of exhausting our energy resources.
But it is not just the cars, but the factories and industries manufacturing goods to satisfy the insatiable consumerism of the societies today.
Nonetheless, if we end up exhausting the limited oil resource we have, human-life is going to be much more challenging than imagined.