Guillermo Carlos Rizo

Guillermo Carlos Rizo is a former Pemex worker and a member of the Red Ciudadana de Monitoreo de Aire. He has been involved in monitoring air quality in Paraíso, Tabasco, particularly focusing on the health impacts of the Olmeca Refinery. Rizo has reported significant levels of pollution, urging authorities to address the environmental and health issues stemming from the refinery's operations.