To visualize the impacts this population boom will have on the environment, if all people continue to consume at the same pace and amount the average American does, humanity will need five Earths to continue at their pace. There has been a substantial increase in the consumption of the American diet, including fats, sugars, total calories, and sodium over the past 40 years. With this, there has also been an increase in food waste; on average, Americans waste up to 50% more food than the average American in 1970.

The US's water intake