Palmyra Atoll Full size 480 × 306 pixels Dr. Eleanor Sterling — World War II Still Shapes Atoll’s Ecosystem Palmyra Atoll has a north-south causeway built by the United States military during World War II. Photo credit: Felicity Arengo Next image Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *CommentName* Email* Website Save my name, email, and site URL in my browser for next time I post a comment. Δ