Depletion

Depletion may refer to:

• Resource depletion, decline of resources
• Gas depletion, decline of oil supply
• Nutrient depletion, loss of nutrients in a habitat
• Oil depletion, decline of oil supply
• Overdrafting, extracting groundwater beyond the equilibrium yield of an aquifer
• Ozone depletion, a decline in the total amount of ozone in Earth's atmosphere

• Depletion force, an effective force in molecular and colloidal systems
• Depletion region, in semiconductor physics
• Grain boundary depletion, a mechanism of corrosion

• Depleted uranium
• Ego depletion, idea that self-control or willpower draws upon a limited pool of mental resources that can be used up
• Depletion (accounting), an accounting and tax concept used in mining, timber, petroleum, or other similar industries
• T-cell depletion, process of T cell removal or reduction