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Last updateThu, 26 Mar 2026 6pm

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Is Guadalajara’s most infamous waterfall now clean?

For years, a noxious mixture of human waste, toxic chemicals and heavy metals flowed into the Río Santiago from the heavily polluted 66-kilometer-long Ahogado River located southeast of Guadalajara. The true nature of these aguas negras was visible for the world to see at El Salto de Juanacatlán, where the cascading water churned up billows of toxic foam said to be so corrosive it could remove paint from cars. 

Carbono-14: Outdoor adventure with the pros

If you’re interested in learning about any sort of outdoor activity from technical rock-climbing to bird watching, the place to go for training is Escuela para Actividades al Aire Libre Carbono-14, which offers 26 courses in outdoor skills, all of them certified by the Mexican Labor Secretariat. 

Mexico’s environmental protection agencies under attack?

In an editorial in Mexico City daily El Universal, left-wing Mexican senator Alejandro Encinas has accused the Secretariat of the Environment and Natural Resources (Semarnat) of initiating a process to dismantle the very programs and institutions which itself has set up over the years to protect the environment in Mexico.