An Geologist examines a ground crack into which lava was pouring ne...
Detailed Description
An HVO geologist examines a ground crack into which lava was pouring near the flow margin, producing large amounts of steam.
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.
