Depletion rates refer to how quickly or gradually something is being used up or consumed. It measures the rate at which a resource or substance is being depleted or diminished over time. Full definition
The problem with this methodology is that it fails to allow for rapid depletion rates or the fact that the best wells are already tapped out. (resilience.org)
All three opportunities related to soil depletion rate high on their benefit to society, yet are still rated low as business opportunities compared to the other opportunities. (globalopportunitynetwork.org)
He says sustainable depletion rates depend partly on the age you start to draw down a portfolio. (moneysense.ca)