Stable isotope, Seabird, Guano, Lagoon, Bioenrichment, Trace metals, Nature, Environmental Monitoring, Trace Elements - analysis, Animals, Feces - chemistry, Charadriiformes, Conservation of Natural Resources, Water Pollutants, Chemical - analysis, Gulls, Natural areas
Human beings Effect of climate on., Environmental Health., Climatic changes Health aspects., Global warming Health aspects., 616.988, Dewey: 616.988