View image in fullscreenNorth and Central America | Long-Term Project | Mexico, A Changing Climate A tourist boat sits grounded after La Boca dam dropped to 8.5% capacity during the 2022 drought. Monterrey remains caught between extreme water scarcity and catastrophic, climate-driven flooding. Santiago, Nuevo León, 20 June 2022. Mexico is especially vulnerable to climate extremes, with 52% of its territory situated in arid or semi-arid zones.