When something becomes depleted, it means that it has been greatly reduced or emptied. Synonyms for become depleted include decrease, exhaust, drain, consume, use up, run out, lessen, dwindle, and reduce. When resources such as water, energy, or food become depleted, it can cause great concern and lead to severe consequences. In order to prevent depletion, it is important to use resources responsibly and efficiently. Additionally, implementing measures for conservation and sustainability can help reduce the frequency of depletion. By being mindful and proactive, we can help prevent resources from becoming depleted and ensure a brighter future for generations to come.