(Calcium stores) may undergo a depletion.Logical formLearned from10 sentences. Neurotransmitters may undergo a depletion.Logical formLearned from10 sentences. Conditions can be for (ozone depletion).Logical formLearned from10 sentences. An (oil field) may undergo a depletion.Logical formLearned from9 sentences. Activity may undergo a depletion.Logical formLearned from9 sentences. Nonrenewable resources may undergo a depletion.Logical formLearned from9 sentences. A width may pertain-to a (depletion region).Logical formLearned from9 sentences. Wildlife may undergo a depletion.Logical formLearned from9 sentences. An (ozone depletion) can be chemical.Logical formLearned from9 sentences. (Muscle glycogens) may undergo a depletion.Logical formLearned from9 sentences. Iron may undergo a depletion.Logical formLearned from9 sentences. (Energy sources) may undergo a depletion.Logical formLearned from9 sentences. Food may undergo a depletion.Logical formLearned from9 sentences. A base may undergo a depletion.Logical formLearned from9 sentences. Minerals may undergo a depletion.Logical formLearned from9 sentences.