/* DATA DESCRIPTION:
Citation:	Lenz, Nina; Lindhorst, Sebastian (2021): Radionuclide measurements (210Pb, 137Cs, 226Ra) obtained from sediment core BT03 (Eiderstedt peninsula; south-eastern North Sea) [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.933860, 
	In: Lenz, N; Lindhorst, S (2021): Grainsize analysis and radionuclide measurements (210Pb, 137Cs, 226Ra) obtained from sediment cores RD04 (island of Sylt), BT02 and BT03 (Eiderstedt peninsula; south-eastern North Sea) [dataset bundled publication]. PANGAEA, https://doi.org/10.1594/PANGAEA.933869
Abstract:	Sediment cores BT03 origins from a reinstated, former managed marsh (Eiderstedt peninsula). Data include radionuclide activity of 137Cs, 210Pb and 226Ra. Measurements of the radionuclides were used to determine sediment accretion rates.
Keyword(s):	North Sea; Radionuclides; Salt marshes; Storm surges
Related to:	Lenz, Nina; Lindhorst, Sebastian; Arz, Helge Wolfgang (2022): Determination and quantification of sedimentary processes in salt marshes using end-member modelling of grain-size data. The Depositional Record, dep2.213, https://doi.org/10.1002/dep2.213
Project(s):	Priority Programme 1889 Regional Sea Level Change and Society (SPP1889) (URI: https://gepris.dfg.de/gepris/projekt/273739224)
Funding:	German Research Foundation (DFG) (URI: http://www.dfg.de/en/), grant/award no. 273739224: Priority Programme 1889 Regional Sea Level Change and Society (URI: https://gepris.dfg.de/gepris/projekt/273739224)
	German Research Foundation (DFG) (URI: http://www.dfg.de/en/), grant/award no. 313854035: Unraveling the signals of sea level and storminess of the past millennium (southern North Sea; SEASTORM) (URI: https://gepris.dfg.de/gepris/projekt/313854035)
Coverage:	LATITUDE: 54.364652 * LONGITUDE: 8.678139
	MINIMUM DEPTH, sediment/rock: 0.00 m * MAXIMUM DEPTH, sediment/rock: 0.94 m
Event(s):	BT03 * LATITUDE: 54.364652 * LONGITUDE: 8.678139 * LOCATION: Eiderstedt peninsula, North Sea * METHOD/DEVICE: Sediment corer (SEDCO)
Parameter(s):	Sample ID (Sample ID) * PI: Lenz, Nina (https://orcid.org/0000-0001-9617-212X, nilenz@web.de)
	DEPTH, sediment/rock [m] (Depth sed) * GEOCODE * PI: Lenz, Nina (https://orcid.org/0000-0001-9617-212X, nilenz@web.de) * COMMENT: top
	DEPTH, sediment/rock [m] (Depth sed) * GEOCODE * PI: Lenz, Nina (https://orcid.org/0000-0001-9617-212X, nilenz@web.de) * COMMENT: bottom
	Density, dry bulk [g/cm**3] (DBD) * PI: Lenz, Nina (https://orcid.org/0000-0001-9617-212X, nilenz@web.de)
	Caesium-137 [dpm/g] (137Cs) * PI: Lenz, Nina (https://orcid.org/0000-0001-9617-212X, nilenz@web.de) * METHOD/DEVICE: Gamma spectrometry
	Caesium-137, error [±] (137Cs e) * PI: Lenz, Nina (https://orcid.org/0000-0001-9617-212X, nilenz@web.de) * METHOD/DEVICE: Gamma spectrometry * COMMENT: ± 1 S.D. +/- [DPM/g]
	Lead-210 [dpm/g] (210Pb) * PI: Lenz, Nina (https://orcid.org/0000-0001-9617-212X, nilenz@web.de) * METHOD/DEVICE: Alpha spectrometry * COMMENT: total
	Lead-210, error [±] (210Pb e) * PI: Lenz, Nina (https://orcid.org/0000-0001-9617-212X, nilenz@web.de) * METHOD/DEVICE: Alpha spectrometry * COMMENT: ± 1 S.D. +/- [DPM/g]
	Lead-210, unsupported [dpm/g] (210Pb unsup) * PI: Lenz, Nina (https://orcid.org/0000-0001-9617-212X, nilenz@web.de) * METHOD/DEVICE: Alpha spectrometry
	Radium-226 [dpm/g] (226Ra) * PI: Lenz, Nina (https://orcid.org/0000-0001-9617-212X, nilenz@web.de) * METHOD/DEVICE: Alpha spectrometry
	Radium-226, error [±] (226Ra e) * PI: Lenz, Nina (https://orcid.org/0000-0001-9617-212X, nilenz@web.de) * METHOD/DEVICE: Alpha spectrometry * COMMENT: ± 1 S.D. +/- [DPM/g]
	Age, relative, number of years [a] (Age) * PI: Lenz, Nina (https://orcid.org/0000-0001-9617-212X, nilenz@web.de) * METHOD/DEVICE: CRS model (Constant Rate of Supply) * COMMENT: bottom
License:	Creative Commons Attribution 4.0 International (CC-BY-4.0) (URI: https://creativecommons.org/licenses/by/4.0/)
Status:	Curation Level: Enhanced curation (URI: https://wiki.pangaea.de/wiki/Curation_levels) * Processing Level: PANGAEA data processing level 3 (URI: https://wiki.pangaea.de/wiki/Processing_levels#PANGAEA_data_processing_level_3)
Size:	122 data points
*/
Sample ID	Depth sed [m] (top)	Depth sed [m] (bottom)	DBD [g/cm**3]	137Cs [dpm/g] (Gamma spectrometry)	137Cs e [±] (± 1 S.D. +/- [DPM/g], Gamma s...)	210Pb [dpm/g] (total, Alpha spectrometry)	210Pb e [±] (± 1 S.D. +/- [DPM/g], Alpha s...)	210Pb unsup [dpm/g] (Alpha spectrometry)	226Ra [dpm/g] (Alpha spectrometry)	226Ra e [±] (± 1 S.D. +/- [DPM/g], Alpha s...)	Age [a] (bottom, CRS model (Constant R...)
BT03-00	0.00	0.02	0.240			4.78	0.20	4.26			1.80
BT03-04	0.04	0.06	0.366			2.84	0.16	2.31			3.30
BT03-06	0.06	0.08	0.422			3.10	0.18	2.58			4.70
BT03-08	0.08	0.10	0.520			3.24	0.18	2.71			6.50
BT03-10	0.10	0.12	0.443			3.82	0.19	3.29			9.70
BT03-14	0.14	0.16	0.690			2.47	0.15	1.95			15.20
BT03-18	0.18	0.20		0.25	0.07						
BT03-20	0.20	0.22	0.651			1.78	0.12	1.25	0.53	0.03	19.10
BT03-24	0.24	0.26	0.805			2.11	0.15	1.59			26.30
BT03-26	0.26	0.28		0.33	0.07						
BT03-30	0.30	0.32	1.035	0.58	0.10	1.15	0.09	0.62			30.70
BT03-32	0.32	0.34		1.58	0.09						
BT03-34	0.34	0.36	1.160	1.61	0.09	0.97	0.09	0.49			35.10
BT03-36	0.36	0.38		0.51	0.06						
BT03-38	0.38	0.40		0.61	0.08						
BT03-40	0.40	0.42	1.074			0.97	0.09	0.50			41.90
BT03-44	0.44	0.46		0.39	0.05						
BT03-48	0.48	0.50	0.950	0.47	0.09	1.07	0.10	0.59			54.40
BT03-50	0.50	0.52		0.62	0.09						
BT03-54	0.54	0.56		0.68	0.10						
BT03-56	0.56	0.58		0.74	0.09						
BT03-58	0.58	0.60	1.086	0.27	0.04	0.73	0.08	0.25	0.48	0.03	59.80
BT03-92	0.92	0.94	0.737			0.66	0.08	0.18