in many regions . Regional water-related risks to agricultural production are diverse and vary strongly across regions and crops . As there are limitations to how well global agricultural models can represent available water resources , water limitations to agricultural production may well be underestimated. For example, the potential for irrigation, commonly assumed to play an important role in ensuring food security, could be more limited than models assume .
IPCC
Climate Change 2022: Impacts, Adaptation and Vulnerability
IPCC Report