Drought Emergency in Mexico, Old and New

Climate Denial Crock of the Week

NASA Earth Observatory:

Water levels in the Cerro Prieto reservoir, near Guadalupe in the northern Mexican state of Nuevo León, have been declining for years. But a persistent and deepening drought over the past two years has brought the reservoir, built in the 1980s, to its lowest point yet. In July 2022, the reservoir dropped to 0.5 percent of its capacity of 393 million cubic meters (318,000 acre-feet).

The images above, acquired by the Operational Land Imager (OLI) on Landsat 8, show Cerro Prieto reservoir on July 7, 2022, at right, and on July 20, 2015, at left. 

Monterrey, the state capital of Nuevo León and Mexico’s second-largest metropolitan area, depends on the Cerro Prieto reservoir for part of its water supply. The reservoir’s depletion has hampered industry, agriculture, and tourism. In the second week of July 2022, when temperatures soared to 40°C (104°F) in Nuevo León…

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