These are the Grand Challenge winners working to conserve the Amazon
Four innovations with the best performance were selected as winners of 'The Artisanal Mining Grand Challenge: The Amazon'
Meet the 13 Finalists for the $1 Million Challenge to reduce impacts from Artisanal and Small-Scale Gold Mining in the Amazon
In total, 121 applicants from 22 countries around the world applied, with more than 50% from countries in the Amazon region.
The selected projects were from Peru, Colombia, Ecuador, the United States, Canada, the United Kingdom and Australia.
