| Literature DB >> 25992680 |
Patrick T Schwing, Isabel C Romero, Gregg R Brooks, David W Hastings, Rebekka A Larson, David J Hollander.
Abstract
Entities:
Year: 2015 PMID: 25992680 PMCID: PMC4438070 DOI: 10.1371/journal.pone.0128505
Source DB: PubMed Journal: PLoS One ISSN: 1932-6203 Impact factor: 3.240
Short-lived radioisotope (210Pb, 234Th) activities, constant rate of supply age model, total organic carbon (TOC) percentages and TOC accumulation rates with depth for each core [29].
| Depth | Excess 210Pb | 210Pb Error | Total 234Th | 234Th Error | CRS Date | CRS Error | TOC | TOC Acc. Rate |
|---|---|---|---|---|---|---|---|---|
| (mm) | (dpmg-1) | (1σ) | (dpmg-1) | (1σ) | (year) | (1σ) | (%) | (gcm-2yr-1) |
|
| ||||||||
| 2 | 71.8 | 2.1 | 10.2 | 1.0 | 2010.9 | 1.3 | 2.0 | 135.0 |
| 4 | 71.8 | 1.7 | 9.1 | 0.8 | 2010.9 | 1.3 | 1.9 | 131.0 |
| 6 | 69.9 | 1.6 | 6.7 | 0.7 | 2010.8 | 1.3 | 2.0 | 136.0 |
| 8 | 70.3 | 1.4 | 5.6 | 0.6 | 2010.8 | 1.3 | 2.0 | 135.0 |
| 10 | 69.7 | 1.3 | 5.1 | 0.5 | 2010.7 | 1.3 | 2.0 | |
| 12 | 61.4 | 1.8 | 4.3 | 0.8 | 2009.6 | 1.3 | 2.0 |
|
| 14 | 56.5 | 1.1 | 4.6 | 0.5 | 2008.5 | 1.3 | 2.0 | 11.4–12.6 |
| 16 | 63.3 | 1.2 | 4.2 | 0.5 | 2007.5 | 1.3 | 2.0 | |
| 18 | 51.6 | 1.1 | 3.8 | 0.5 | 2006.5 | 1.3 | 2.0 | |
| 20 | 51.7 | 1.1 | 3.9 | 0.5 | 2005.6 | 1.3 | 1.9 | |
| 30 | 44.3 | 1.0 | 4.3 | 0.2 | 2000.7 | 1.4 | 2.0 | |
| 35 | 38.3 | 0.9 | 3.9 | 0.4 | 1997.2 | 1.4 | 1.8 | |
| 40 | 41.6 | 0.9 | 4.1 | 0.4 | 1996.0 | 1.4 | 1.9 | |
| 45 | 39.1 | 0.9 | 3.7 | 0.4 | 1993.1 | 1.4 | 1.9 | |
| 50 | 35.2 | 0.8 | 3.8 | 0.4 | 1990.1 | 1.5 | 1.8 | |
| 55 | 38.8 | 0.9 | 3.3 | 0.4 | 1987.0 | 1.5 | 1.8 | |
| 60 | 32.6 | 0.8 | 3.6 | 0.4 | 1985.3 | 1.5 | 1.8 | |
| 70 | 26.7 | 0.4 | 2.7 | 0.2 | 1983.3 | 1.6 | ||
| 80 | 17.3 | 0.4 | 2.4 | 0.2 | 1965.8 | 2.0 | ||
| 90 | 10.3 | 0.3 | 2.7 | 0.2 | 1945.9 | 2.8 | ||
| 110 | 5.4 | 0.2 | 3.1 | 0.2 | 1923.3 | 4.2 | ||
| 130 | 2.2 | 0.2 | 3.3 | 0.2 | 1899.1 | 6.4 | ||
| 140 | 1.7 | 0.2 | 2.9 | 0.2 | 1888.5 | 7.3 | ||
| 150 | 1.0 | 0.3 | 2.5 | 0.3 | ||||
| 160 | 1.1 | 0.2 | 3.1 | 0.2 | ||||
|
| ||||||||
| 2 | 71.3 | 2.3 | 11.3 | 0.6 | 2011.1 | 1.6 | 1.9 | 61.9 |
| 4 | 62.8 | 1.8 | 6.6 | 0.3 | 2011.0 | 1.6 | 1.6 | 7.4 |
| 6 | 65.8 | 2.1 | 7.1 | 0.4 | 2010.9 | 1.6 | 2.0 | 135.0 |
| 8 | 59.9 | 1.8 | 5.9 | 0.3 | 2010.4 | 1.6 | 1.9 | 131.0 |
| 14 | 57.4 | 1.6 | 5.5 | 0.3 | 2008.9 | 1.7 | 2.0 |
|
| 18 | 63.2 | 1.7 | 6.3 | 0.3 | 2007.1 | 1.7 | 2.0 | 11.4–12.6 |
| 24 | 57.2 | 1.6 | 4.7 | 0.2 | 2005.2 | 1.7 | ||
| 30 | 51.3 | 0.3 | 4.7 | 0.0 | 2003.0 | 1.8 | 1.9 | |
| 34 | 50.7 | 1.2 | 4.1 | 0.2 | 2000.4 | 1.8 | 1.9 | |
| 36 | 47.3 | 1.3 | 4.3 | 0.2 | 1997.4 | 1.8 | ||
| 40 | 42.9 | 1.1 | 4.2 | 0.2 | 1994.0 | 1.9 | 1.8 | |
| 50 | 22.2 | 0.6 | 4.0 | 0.2 | 1990.5 | 1.9 | 1.9 | |
| 70 | 20.0 | 0.5 | 2.4 | 0.1 | 1986.3 | 2.1 | 1.9 | |
| 90 | 13.0 | 0.5 | 2.0 | 0.1 | 1981.5 | 2.3 | ||
| 110 | 9.3 | 0.5 | 2.0 | 0.1 | 1975.6 | 2.8 | 1.8 | |
| 130 | 5.9 | 0.4 | 2.1 | 0.1 | 1966.9 | 3.6 | 1.8 | |
| 150 | 3.3 | 0.5 | 2.1 | 0.1 | 1954.5 | 4.9 | 1.8 | |
| 170 | 1.3 | 0.3 | 2.2 | 0.1 | 1939.8 | 7.3 | ||
| 180 | 0.8 | 0.5 | 1.9 | 0.1 | 1922.9 | 11.8 | ||
| 200 | 0.0 | 0.4 | 2.0 | 0.1 | 1902.2 | 19.8 | ||
|
| ||||||||
| 2 | 67.6 | 2.3 | 11.6 | 1.2 | 2010.9 | 1.6 | 1.3 | 95.8 |
| 4 | 66.9 | 1.5 | 5.0 | 0.6 | 2010.9 | 1.6 | 1.2 | 90.1 |
| 6 | 67.1 | 1.3 | 5.7 | 0.6 | 2010.7 | 1.6 | 1.2 | 6.4 |
| 10 | 57.5 | 0.8 | 2.6 | 0.3 | 2009.3 | 1.7 | 1.2 |
|
| 12 | 60.2 | 1.1 | 3.5 | 0.4 | 2005.9 | 1.7 | 1.2 | 6.3–8.6 |
| 14 | 55.6 | 1.1 | 3.4 | 0.5 | 2003.8 | 1.7 | 1.2 | |
| 16 | 56.0 | 1.1 | 2.7 | 0.5 | 2002.0 | 1.8 | 1.2 | |
| 18 | 49.1 | 1.0 | 3.9 | 0.5 | 2000.1 | 1.8 | 1.3 | |
| 20 | 46.1 | 0.9 | 3.5 | 0.4 | 1998.3 | 1.8 | 1.3 | |
| 30 | 34.4 | 0.8 | 4.1 | 0.4 | 1990.7 | 2.0 | 1.4 | |
| 38 | 30.2 | 0.8 | 3.1 | 0.4 | 1983.3 | 2.2 | 1.5 | |
| 42 | 28.4 | 0.8 | 3.7 | 0.4 | 1979.9 | 2.3 | 1.5 | |
| 52 | 20.3 | 0.8 | 3.5 | 0.4 | 1970.5 | 2.6 | 1.4 | |
| 62 | 15.8 | 0.5 | 2.8 | 0.3 | 1962.1 | 2.9 | 1.3 | |
| 72 | 12.3 | 0.6 | 3.1 | 0.3 | 1951.8 | 3.4 | 1.3 | |
| 82 | 10.0 | 0.7 | 3.9 | 0.4 | 1940.8 | 4.0 | 1.4 | |
| 92 | 6.9 | 0.5 | 3.3 | 0.4 | 1929.0 | 4.7 | 1.5 | |
| 105 | 2.2 | 0.3 | 1.8 | 0.2 | 1920.2 | 5.2 | 1.4 | |
| 115 | 2.3 | 0.3 | 1.8 | 0.2 | 1915.3 | 5.4 | 1.7 | |
| 135 | 2.0 | 0.2 | 2.1 | 0.2 | 1902.9 | 6.2 | 1.5 | |
| 155 | 1.3 | 0.2 | 2.0 | 0.2 | 1887.2 | 7.4 | ||
|
| ||||||||
| 2 | 69.2 | 1.2 | 9.6 | 0.5 | 2011.1 | 1.0 | 1.9 | 12.1 |
| 6 | 55.3 | 1.0 | 4.6 | 0.3 | 2009.8 | 1.0 | 1.3 | 95.8 |
| 10 | 51.1 | 1.0 | 5.4 | 0.3 | 2008.3 | 1.0 | 1.2 | 90.1 |
| 14 | 54.9 | 0.9 | 4.1 | 0.2 | 2006.8 | 1.0 | 1.2 | 6.9 |
| 18 | 78.4 | 1.1 | 3.5 | 0.2 | 2004.7 | 1.0 | 1.2 |
|
| 26 | 65.2 | 1.0 | 3.4 | 0.2 | 1999.2 | 1.0 | 1.2 | 6.3–8.6 |
| 34 | 63.8 | 1.0 | 4.4 | 0.3 | 1993.5 | 1.1 | 1.2 | |
| 50 | 47.8 | 0.9 | 4.0 | 0.2 | 1978.9 | 1.2 | 1.2 | |
| 66 | 30.2 | 0.7 | 4.0 | 0.2 | 1960.8 | 1.4 | 1.3 | |
| 75 | 15.9 | 0.3 | 2.5 | 0.1 | 1954.1 | 1.6 | 1.3 | |
| 95 | 6.6 | 0.2 | 2.3 | 0.1 | 1936.7 | 2.0 | 1.4 | |
| 125 | 3.3 | 0.2 | 2.8 | 0.1 | 1912.8 | 2.6 | 1.5 | |
| 155 | 2.0 | 0.2 | 3.0 | 0.1 | 1885.0 | 3.5 | 1.5 | |