The Effects of Over-Population on the Earth's Water Supply What would you do if your water bill and your food bill started to increase exponentially? It is scary for most Americans to imagine the price of food doubling every month. What if you could not get fresh water? In the coming years this scenario will become more and more likely. The population of humans on this planet has been increasing exponentially for the last fifty years. At the turn of the year 2000, the population was estimated to be at six billion people. When researching the topic of over-population, it becomes evident that the Earth's population will r