To harvest too much, especially at an unsustainably high level(verb)
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Use "overharvest" in a sentence
""Both studies highlight the importance of considering both climatic change and other human-caused factors such as overharvest in understanding the population dynamics of this and other species.""
"He was convinced that with the proper care taken not to overharvest, the bounty offered up in this one bay alone could last for many centuries."
"The elite overharvest deep groundwater for their new modern urban compounds and leisure centres."