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.
A composite of 10 minutes of 2Hz images taken by a coastal camera at Nuvuk, Alaska, showing a polar bear walking toward the camera.
Public Domain.
