. Coastal environmental quality in the United States, 1990 : chemical contamination in sediment and tissues. National Status and Trends Program (U. S. ); Marine sediments -- United States Analysis; Marine animals -- Effect of water pollution on United States; Estuarine animals -- Effect of water pollution on United States. Figure 3. Chronological profiles of chemical concentrations in sediment cores 2000 1990 1980 1970 1960 1950 1940 1930 1920 ro 1910 >â 1900- 1890- 1880- 1870- I860- 1850- 1840 1830- 1820 1810 1800. Southern California Finney and Huh (1989) tPAH 00 0 5 1 0 1 5 20 25 30 3 5
. Coastal environmental quality in the United States, 1990 : chemical contamination in sediment and tissues. National Status and Trends Program (U. S. ); Marine sediments -- United States Analysis; Marine animals -- Effect of water pollution on United States; Estuarine animals -- Effect of water pollution on United States. Figure 3. Chronological profiles of chemical concentrations in sediment cores 2000 1990 1980 1970 1960 1950 1940 1930 1920 ro 1910 >â 1900- 1890- 1880- 1870- I860- 1850- 1840 1830- 1820 1810 1800. Southern California Finney and Huh (1989) tPAH 00 0 5 1 0 1 5 20 25 30 3 5 40 45 5 Concentration relative to 1845. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original O'Connor, Thomas P. , 1944-; National Status and Trends Program (U. S. ); United States. Ocean Assessments Division. Coastal and Estuarine Assessment Branch. Rockville, Md. : Coastal and Estuarine Assessment Branch, Ocean Assessments Division, Office of Oceanography and Marine Assessment, National Ocean Service, National Oceanic and Atmospheric Administration
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