Published: Sep 16, 2025, 09:06 IST | Updated: Sep 16, 2025, 09:06 IST
In the pine-covered mountains known as the Sierra Gorda – one of the most biodiverse stretches of Mexico – a “mercury boom” is underway. Soaring international gold prices are driving up the price of mercury, a toxic metal key in illegal gold mining, to all-time highs.