Because the brain cannot utilize fatty acids for energy, the liver produces excess ketones so as not to deplete the glycogen stores in the muscles and to prevent the breakdown of body proteins and muscle mass.
Although diarrheal fluids deplete a number of electrolytes (sodium, potassium, chloride, calcium, phosphorus, and magnesium), the main concern in avoiding shock is replacing sodium and water.
As coal and other natural resources continue to deplete, scientists and researchers have found ways to harness renewable sources of energy to provide electricity to people all over the world.
Enriched soil: Organic farmers spend a great deal of time enriching the soil with natural methods while conventional farming tends to deplete the soil and create imbalances in the ecosystem.
Environment: Green lifestyles are becoming more and more popular, and wrapping a small amount of precious metal around one's finger has no practical purpose other than to deplete resources.