The Charm City Experience By Sonia Hegde Contamination on the Onzole When released into the atmosphere, anthropogenic mercury emissions travel globally, settling in waterways and on surfaces. Artisanal small-scale gold mining (ASGM) is responsible for 37% of mercury emissions in the world, more than coal-fired power plants. In rural, coastal Ecuador, near the border of […]
The Charm City Experience By Sonia Hegde A history of gold mining in Portovelo-Zaruma Photo of a local community member along the Santiago River in coastal Ecuador by Sonia Hegde. In the 16th century, mercury amalgamation methods were brought to the Americas by Spanish colonizers (1,2). Gold mining in the Portovelo-Zaruma region of Ecuador began in […]
Dr. Sonia Hegde is a postdoctoral fellow in epidemiology in the Infectious Disease Dynamics (IDD) group at the Johns Hopkins Bloomberg School of Public Health.