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… Some estimate that desertification from livestock overgrazing emits as much as 100 million tonnes of CO2 … Understanding the link between biodiversity loss, overgrazing and land degradation in drylands is challenged by … the Mediterranean drylands a recent assessment identified overgrazing as the most significant threat to plant …

… and the diagnosis of degradation, usually attributed to overgrazing, may be politically motivated and has been used … form of degradation: undergrazing is as great a threat as overgrazing and this degradation can be harder to reverse. …