Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Schematic representation of the most important microbial metabolisms found in the Upper Río Agrio. The model intends to show the disappearance of certain species as the river goes down Copahue volcano slope and the physicochemical conditions change. SRB: sulphate reducing bacteria; (CH2O)n: organic compounds; MS: metal sulphide. Modified from [50].
