On August 23, Sergio Rivera Hernández, an environmental leader at the Sierra Negra of Puebla, was kidnapped and disappeared by unknown. Sergio Rivera is member and leader of the Movimiento Agrario Indígena Zapatista, he has been working against the establishment of hydroelectric projects developed by Minera Autlán. People in the community hold that the local authorities and the company might be responsible for possible attacks and aggressions against Sergio Rivera.

The Business & Human Rights Resource Center invited Minera Autlán to answer the allegations; the answer is available below