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.
The GeoHEALTH–USGS Newsletter—published since 2004 by the USGS Environmental Health Program—provides information on new USGS science activities pertinent to safeguarding the health of fish, wildlife, domesticated animals, livestock, and people from environmental exposures to contaminants and pathogens. This edition is focused on USGS per- and polyfluoroalkyl substances (PFAS) science.