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.
Methane concentrations in enrichments derived from six wells along the Antrim Shale salinity gradient, measured 6 months after initiation. No methane was detected in enrichments derived from highly saline well H (data not shown). The wells and chlorinities of shale pore waters from which enrichments were initiated are indicated.
