This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Feb Avg Arctic ice vs . Average February Arctic ice extent and age compared to nasa gov National Snow and Ice Data Center Users may download and use any imagery or text from our Web site unless it is specifically stated that the information has limitations for its use We ask that the use of any imagery text or data accessed