An official website of the United States government
Here's how you know
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.
Latest Earthquakes | Chat Share
Solar energy icon from USGS Energy and Wildlife Research Annual Report, Circular 1435.
USGS Energy and Wildlife Research Annual Report for 2017, Circular 1435Icons modified from BSGStudio, https://all-free-download.com/