Map of Baku harbor depicting locations sampled by Dr. Rowe for sediment contamination. The bottom of the harbor is contaminated with oil, reportedly to a depth of 2m in places which has leaked from the Nobel refinery and adjacent oil fields. The stippled area denotes a "dead zone" in which there are no living organisms on the bottom of the harbor.
Oil field adjacent to the southern end of Baku harbor show oil-contaminated water flowing in to the Caspian sea.
Industrial waste-water treatment plant at Sumgayit. This city was a center for Soviet chemical production and now is a major source of pollution in the Caspian Sea.