Citation:

PANGAEA.969321

Name: Alkane determination of sediment core IDLE-TOW10-9B rom Lake Towuti in Sulawesi, Indonesia
Published: 2024-08-05
License: https://creativecommons.org/licenses/by/4.0/
Keywords: alkanes; Carbon; deglacial; Deglaciation; hydroclimate; hydrogen; Indonesia; Indo-Pacific Warm Pool; Last Glacial Maximum; Leaf wax; LGM; Maritime Continent; precipitation; Warm Pool

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Published: 2024-08-05 • DOI registered: 2024-09-03

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Abstract:

We produced leaf wax hydrogen and carbon records from the Lake Towuti, spanning the last deglaciation. We measure hydrogen isotopes in 55 samples in the past 30 ka, and measured carbon isotopes at half the resolution.

Keyword(s):

alkanes; Carbon; deglacial; Deglaciation; hydroclimate; hydrogen; Indonesia; Indo-Pacific Warm Pool; Last Glacial Maximum; Leaf wax; LGM; Maritime Continent; precipitation; Warm Pool

Supplement to:

Parish, Meredith; Russell, James M; Konecky, Bronwen; Du, Xiaojing; He, Chengfei; Bijaksana, Satria; Vogel, Hendrik (2024): Changes in Indo-Pacific Warm Pool hydroclimate and vegetation during the last deglaciation. Quaternary Science Reviews, 336, 108755, https://doi.org/10.1016/j.quascirev.2024.108755

Funding:

National Science Foundation (NSF), grant/award no. 2102856: A one-million record of orbital-scale changes in temperature and precipitation from the Indo-Pacific Warm Pool

Coverage:

Latitude: -2.750000 * Longitude: 121.500000

Minimum DEPTH, sediment/rock: 0.012 m * Maximum DEPTH, sediment/rock: 5.930 m

Event(s):

IDLE-TOW10-9B * Latitude: -2.750000 * Longitude: 121.500000 * Elevation: 318.0 m * Location: Lake Towuti, Sulawesi, Indonesia * Method/Device: Piston corer (PC)

Parameter(s):

#	Name	Short Name	Unit	Principal Investigator	Method/Device	Comment
1	DEPTH, sediment/rock	Depth sed	m	Parish, Meredith		Geocode
2	Calendar age, minimum/young	Cal age min	ka BP	Parish, Meredith		95% confidence age minimum
3	Calendar age	Cal age	ka BP	Parish, Meredith
4	Calendar age, maximum/old	Cal age max	ka BP	Parish, Meredith		95% confidence age maximum
5	n-Alkane C21 (peak area)	C21 peak area		Parish, Meredith	Gas chromatography - Flame Ionization Detection (GC-FID), Agilent Technologies, HP7890B
6	n-Alkane C23 (peak area)	C23 peak area		Parish, Meredith	Gas chromatography - Flame Ionization Detection (GC-FID), Agilent Technologies, HP7890B
7	n-Alkane C25 (peak area)	C25 peak area		Parish, Meredith	Gas chromatography - Flame Ionization Detection (GC-FID), Agilent Technologies, HP7890B
8	n-Alkane C27 (peak area)	C27 peak area		Parish, Meredith	Gas chromatography - Flame Ionization Detection (GC-FID), Agilent Technologies, HP7890B
9	n-Alkane C29 (peak area)	C29 peak area		Parish, Meredith	Gas chromatography - Flame Ionization Detection (GC-FID), Agilent Technologies, HP7890B
10	n-Alkane C31 (peak area)	C31 peak area		Parish, Meredith	Gas chromatography - Flame Ionization Detection (GC-FID), Agilent Technologies, HP7890B
11	n-Alkane C33 (peak area)	C33 peak area		Parish, Meredith	Gas chromatography - Flame Ionization Detection (GC-FID), Agilent Technologies, HP7890B
12	Alkane C24 (peak area)	C24 peak area		Parish, Meredith	Gas chromatography - Flame Ionization Detection (GC-FID), Agilent Technologies, HP7890B
13	Alkane C26 (peak area)	C26 peak area		Parish, Meredith	Gas chromatography - Flame Ionization Detection (GC-FID), Agilent Technologies, HP7890B
14	Alkane C28 (peak area)	C28 peak area		Parish, Meredith	Gas chromatography - Flame Ionization Detection (GC-FID), Agilent Technologies, HP7890B
15	Alkane C30 (peak area)	C30 peak area		Parish, Meredith	Gas chromatography - Flame Ionization Detection (GC-FID), Agilent Technologies, HP7890B
16	Alkane C32 (peak area)	C32 peak area		Parish, Meredith	Gas chromatography - Flame Ionization Detection (GC-FID), Agilent Technologies, HP7890B
17	Alkane C34 (peak area)	C34 peak area		Parish, Meredith	Gas chromatography - Flame Ionization Detection (GC-FID), Agilent Technologies, HP7890B
18	n-Alkane C29, δD	C29 δD	‰ SMOW	Parish, Meredith	Gas chromatography - isotope ratio mass spectrometry (GC-IRMS), Thermo Fisher Scientific, DELTA V Plus
19	n-Alkane C29, δD, standard deviation	C29 δD std dev	±	Parish, Meredith	Gas chromatography - isotope ratio mass spectrometry (GC-IRMS), Thermo Fisher Scientific, DELTA V Plus
20	n-Alkane C31, δD	C31 δD	‰ SMOW	Parish, Meredith	Gas chromatography - isotope ratio mass spectrometry (GC-IRMS), Thermo Fisher Scientific, DELTA V Plus
21	n-Alkane C31, δD, standard deviation	C31 δD std dev	±	Parish, Meredith	Gas chromatography - isotope ratio mass spectrometry (GC-IRMS), Thermo Fisher Scientific, DELTA V Plus
22	n-Alkane C33, δD	C33 δD	‰ SMOW	Parish, Meredith	Gas chromatography - isotope ratio mass spectrometry (GC-IRMS), Thermo Fisher Scientific, DELTA V Plus
23	n-Alkane C33, δD, standard deviation	C33 δD std dev	±	Parish, Meredith	Gas chromatography - isotope ratio mass spectrometry (GC-IRMS), Thermo Fisher Scientific, DELTA V Plus
24	n-Alkane C29, δ13C	C29 δ13C	‰ PDB	Parish, Meredith	Gas chromatography - isotope ratio mass spectrometry (GC-IRMS), Thermo Fisher Scientific, DELTA V Plus
25	n-Alkane C29, δ13C, standard deviation	C29 δ13C std dev	±	Parish, Meredith	Gas chromatography - isotope ratio mass spectrometry (GC-IRMS), Thermo Fisher Scientific, DELTA V Plus
26	n-Alkane C31, δ13C	C31 δ13C	‰ PDB	Parish, Meredith	Gas chromatography - isotope ratio mass spectrometry (GC-IRMS), Thermo Fisher Scientific, DELTA V Plus
27	n-Alkane C31, δ13C, standard deviation	C31 δ13C std dev	±	Parish, Meredith	Gas chromatography - isotope ratio mass spectrometry (GC-IRMS), Thermo Fisher Scientific, DELTA V Plus
28	n-Alkane C33, δ13C	C33 δ13C	‰ PDB	Parish, Meredith	Gas chromatography - isotope ratio mass spectrometry (GC-IRMS), Thermo Fisher Scientific, DELTA V Plus
29	n-Alkane C33, δ13C, standard deviation	C33 δ13C std dev	±	Parish, Meredith	Gas chromatography - isotope ratio mass spectrometry (GC-IRMS), Thermo Fisher Scientific, DELTA V Plus

License:

Creative Commons Attribution 4.0 International (CC-BY-4.0)

Status:

Curation Level: Enhanced curation (CurationLevelC)

Size:

1274 data points

Data

Download dataset as tab-delimited text — use the following character encoding:

1 Depth sed [m]	2 Cal age min [ka BP]	3 Cal age [ka BP]	4 Cal age max [ka BP]	5 C21 peak area	6 C23 peak area	7 C25 peak area	8 C27 peak area	9 C29 peak area	10 C31 peak area	11 C33 peak area	12 C24 peak area	13 C26 peak area	14 C28 peak area	15 C30 peak area	16 C32 peak area	17 C34 peak area	18 C29 δD [‰ SMOW]	19 C29 δD std dev [±]	20 C31 δD [‰ SMOW]	21 C31 δD std dev [±]	22 C33 δD [‰ SMOW]	23 C33 δD std dev [±]	24 C29 δ13C [‰ PDB]	25 C29 δ13C std dev [±]	26 C31 δ13C [‰ PDB]	27 C31 δ13C std dev [±]	28 C33 δ13C [‰ PDB]	29 C33 δ13C std dev [±]
0.012	0.0062	0.3470	0.7616	40.500	52.755	69.381	94.621	116.961	167.004	85.212	34.624	38.560	36.254	29.480	25.656	48.936	-182.7097879	4.807748048	-184.7483098	2.858352503	-177.5125996	5.139422913	-33.08051999	0.352337175	-33.02346222	0.439035534
0.090	0.1410	0.6050	0.8840	16.467	21.500	58.971	65.622	84.973	132.225	68.074	14.416	19.270	24.320	26.291	24.271	16.439	-185.1795511	2.702622601	-189.9301426	3.496282627	-192.9252057	3.592845187
0.340	1.3090	1.6820	2.1450	39.951	54.173	99.266	178.238	127.440	170.571	90.307	28.963	43.390	37.991	37.839	28.149	46.052	-175.1475293	1.857206509	-180.6783231	2.032702888	-185.5390189	5.236010510	-33.22263933	0.241662970	-32.83618673	0.330664986
0.410	1.7210	2.0740	2.3580	54.165	28.721	54.986	71.460	152.068	242.609	115.680	23.372	28.242	37.546	42.195	34.818	47.430	-176.1457795	2.745038503	-177.7814086	0.767855136	-178.2551926	1.250848142
0.460	1.8880	2.3060	2.7480	18.749	26.593	38.395	48.840	96.544	161.685	79.642	10.214	17.519	20.553	29.171	24.760	24.915	-181.1282334	1.499888061	-183.1554888	1.334257733	-187.7732502	3.866385712
0.620	2.4050	3.0290	3.6220	31.635	25.456	49.245	68.777	143.791	231.780	112.349	23.896	28.876	39.997	41.912	37.926	45.008			-180.4774358	3.324133278	-185.8397429	2.509901247			-33.23702334	0.031469601
0.695	2.6480	3.3255	3.7925	28.835	52.457	64.345	75.093	155.710	245.008	117.305	18.345	28.706	36.456	49.314	40.302	36.435	-183.2503668	3.769322216	-181.8395772	1.003420416
0.815	3.6005	3.8820	4.2445	42.466	29.596	47.081	59.676	126.497	170.160	84.196	26.363	31.665	33.435	37.131	31.178	37.622	-186.3430782	5.847113284	-191.6623014	3.314750012	-182.8940241	4.320363331	-32.71206658	0.115778484	-33.11885494	0.254113778
0.930	4.0190	4.6850	5.6800	26.143	29.923	79.560	74.524	152.692	221.713	100.375	31.379	39.350	39.608	48.696	38.043	45.482	-186.5662479	2.593749161	-189.0723950	2.969057091	-188.7019167	3.407531770
1.055	5.3995	5.9070	6.3650	31.184	32.213	64.008	97.585	212.159	312.939	151.632	29.498	44.308	53.986	57.753	47.685	70.149	-188.6936318	0.477595120	-185.3891288	1.527771727	-188.2017115	3.633098618	-33.03758228	0.073522840	-33.29704269	0.040874310
1.135	6.2425	6.4515	6.6410	14.887	43.809	55.700	70.159	146.268	221.451	102.371	15.377	24.811	32.998	44.055	35.715	36.566	-187.6855821	2.291905919	-184.1906642	4.311854773	-186.5950583	2.619178746	-31.92777766	0.077691194	-32.66238419	0.263271068
1.365	6.6605	7.0265	7.3355	15.244	25.250	27.999	28.726	55.798	76.905	35.031	8.618	11.889	17.325	17.351	13.606	18.384	-185.7498264	2.064606847	-187.2189400	5.532875825	-198.9370444	1.596378282	-33.89273141	0.179106645	-34.34558699	0.094481616
1.445	6.8385	7.1985	7.4680	90.485	42.309	81.886	117.051	233.299	339.765	160.874	38.167	44.588	58.108	67.581	54.145	85.390	-186.6364535	0.535398352	-184.7085139	1.620636182
1.525	7.0655	7.3730	7.5880	9.922	32.305	35.859	42.127	65.497	97.559	45.165	11.722	14.714	20.657	22.070	17.707	20.296	-183.8327306	3.467066692	-188.6331334	1.129531585	-190.8158894	2.481886295	-33.31064755	0.250548490	-34.05743102	0.038518866
1.645	7.4935	7.6545	7.8690	11.854	32.906	47.696	52.138	110.185	169.619	80.372	13.515	21.612	25.097	35.674	28.684	36.547	-184.4722947	3.356917649	-183.2835293	1.566019694	-186.8843103	0.493106547
1.720	7.5980	7.8540	8.3600	65.642	37.345	102.684	111.073	249.381	352.233	188.502	43.537	44.736	56.704	63.212	54.026	78.825	-191.4114487	2.772618596	-192.2863573	2.852334559	-185.5656718	5.710183403	-33.20183761	0.455790726	-34.22011427	0.554489109
1.795	7.6860	8.0960	8.6705	79.610	76.837	86.234	88.446	146.428	227.511	115.125	67.876	48.303	43.982	43.335	35.319	59.711	-186.1136494	3.641947579	-188.5024542	1.072008374	-189.5947198	3.005410023
1.880	7.9030	8.3880	8.9430	29.618	37.456	87.977	86.674	137.907	214.830	107.768	43.969	43.412	39.893	40.923	32.667	70.447			-188.4830323	2.053825517	-181.7397810	2.663434585	-32.00923870	0.107970498	-32.57700940	0.070098996
1.960	8.1690	8.6240	9.1600	19.378	27.522	72.326	89.227	149.081	234.623	117.930	34.443	40.616	41.632	51.698	35.522	77.084	-182.6105644	4.086200959	-183.4767919	0.274452191	-185.0869523	4.876725148
2.000	8.2610	8.7450	9.2680	19.259	37.202	81.455	92.316	104.264	165.997	94.482	23.169	32.142	29.994	37.062	32.396	21.563	-181.6268252	5.359824326	-182.1043430	4.886661489	-187.9785621	1.465746571
2.045	8.6235	8.9670	9.4485	16.716	59.048	92.315	76.031	123.105	204.334	107.430	32.305	33.955	29.287	40.473	34.688	44.992	-184.3592614	2.617068677	-184.1248930	3.520454718			-32.02321187	0.203977072	-32.40508631	0.030371144	-31.63974556	0.185914353
2.120	8.9340	9.4790	10.1570	25.204	29.872	49.031	69.629	123.277	209.095	111.126	32.396	39.009	38.331	37.117	33.370	50.122			-176.7273959	1.208606661			-33.10321597	0.087609029	-33.88533718	0.087538681
2.330	11.3330	11.6760	12.0300	17.183	49.210	95.496	122.105	84.212	129.850	74.867	17.427	29.995	23.358	27.833	23.941	14.109	-183.9598133	2.725632894	-176.9262302	1.580602739	-184.3616562	3.467324747	-31.16996192	1.283801460	-31.83778125
2.450	12.2020	12.6740	13.1670	21.118	28.627	104.307	171.981	114.221	167.297	100.382	26.783	42.262	34.859	35.787	28.532	12.662	-182.6987257	1.203640570	-179.7713774	1.976106204	-184.6614818	2.613871108	-30.90993885	0.180399009	-30.99453979	0.128815371	-28.73412138	2.098621274
2.570	13.2700	13.5860	14.1430	49.190	59.769	131.191	227.833	155.347	223.507	145.721	52.126	68.305	59.493	45.407	36.594	54.524	-180.8120384	2.541963271	-174.9863643	1.812304352	-176.6807016	3.091350656	-29.69040411	0.241679668	-29.02685779	0.100861996	-26.40259859	0.540684509
2.650	13.5170	14.1100	14.9740	15.805	19.043	53.432	84.163	54.017	77.875	51.149	15.028	23.725	18.971	18.534	16.356	4.350			-172.9000901	3.759497122
2.730	13.8060	14.5850	15.5460	9.800	17.197	116.021	170.438	78.895	114.543	72.985	16.970	34.303	24.718	24.358	19.272	6.275			-178.0265231	5.532875825					-29.46033629	0.136755512
3.090	15.9220	16.5220	17.1690	11.510	51.186	51.778	53.178	64.114	100.118	71.271	17.528	22.493	21.478	24.462	20.777	5.750			-179.2183476	1.747693456	-180.1866085	0.989916183			-27.55045533	0.644954240
3.130	16.0750	16.6780	17.3480	25.035	30.623	47.471	58.267	64.071	80.190	55.548							-174.0486659	2.994502151	-174.8681991	4.079742164	-181.3618880	2.767830816
3.290	16.6190	17.3130	17.9570	9.853	36.141	40.723	43.762	72.537	103.161	72.355	15.919	23.813	23.015	25.224	18.764	3.643	-172.6813892	1.972164957	-172.6916069	3.541990613			-27.78363208	0.089252180	-26.95641593	0.084607464	-24.54090043	0.154586662
3.330	16.8680	17.4590	18.0530	9.942	69.119	52.232	76.455	108.025	158.751	122.910	35.894	48.038	46.377	40.331	32.053	13.042	-173.3405333	4.362648586	-177.4639441	4.343109335	-181.0185661	1.741229990
3.500	17.5720	18.3080	19.2700	7.613	35.508	45.323	66.530	100.142	145.496	109.687	36.807	34.775	42.027	34.137	23.260	27.805	-169.9135173	3.500038572	-176.5511010	4.028092003	-177.6851062	2.791189842	-28.09212940	0.388902268	-27.65875532	0.390670376	-25.22107235	0.254280162
3.570	17.8820	18.7350	19.5770	25.554	67.068	72.826	71.469	101.229	136.683	97.488	33.080	41.134	37.219	38.568	26.531	7.519	-171.0467500	5.022482291	-177.2951961	1.505966573	-176.5331519	5.687695018
3.610	18.0530	18.9640	19.8810	86.124	45.948	91.839	79.512	105.701	150.929	117.649	67.368	50.124	42.234	43.422	30.879	4.795			-176.8981059	5.532875825					-26.88533446		-25.38591222	2.098621274
3.990	20.1910	20.8430	21.5350	26.729	79.653	87.519	107.382	145.173	219.685	173.092	38.348	50.806	51.281	52.999	40.329	5.685			-178.6501220	5.532875825			-25.86474240	0.196790780	-24.60453622	0.452704488	-22.50227171	0.848818798
4.070	20.5760	21.1470	21.7890	29.839	48.943	71.763	106.218	138.430	196.238	161.536	48.390	51.399	53.055	48.483	34.103	34.798			-175.0569521	2.610301297	-179.2238852	3.595666520	-27.78685624	0.139576039	-26.95176784	0.785726276	-25.35347405	0.828954306
4.150	20.9630	21.5070	22.1370	49.508	66.446	92.798	148.204	207.472	307.881	255.775	62.164	69.640	72.551	67.661	52.682	54.762	-175.3461700	2.113241246	-177.1251842	2.503453528	-180.8029331	4.944015878
4.230	21.2370	21.9060	22.6750	50.701	76.891	108.520	165.995	240.866	349.993	290.128	76.064	83.829	89.715	82.059	61.620	52.785	-170.2022322	1.682697083	-177.8540550	4.531930640			-26.24831473	0.153896178	-24.61678172	0.414544682	-22.58366828	0.092280879
4.310	21.4950	22.3030	23.1520	38.801	77.009	108.784	163.026	229.729	313.615	257.873	74.831	77.622	85.276	75.212	54.069	58.194	-176.2760932	2.327833390	-181.0267656	4.327657337	-183.2359514	5.692724072	-26.73851355	0.150804146	-25.91959411	0.184641273	-23.35239867	0.479420516
4.390	21.8850	22.7230	23.4710	32.742	57.092	80.133	119.003	149.082	213.544	173.670	60.072	51.479	53.656	49.034	35.313	35.165	-178.1082699	4.609758126	-181.4337389	3.872549442	-184.4118596	2.751561659	-27.28374656	1.283801460	-26.45289711	1.238141970	-24.79503020	2.098621274
4.520	22.7740	23.3720	23.9800	27.201	95.604	93.161	98.211	104.339	156.445	120.540	42.330	47.050	58.680	44.440	34.610	14.620			-183.5376343	5.532875825			-27.28187741	0.114298551	-27.30796653	0.519217571	-25.85470596	0.094438785
4.650	23.3640	24.0650	24.7770	29.272	104.561	112.532	124.248	154.317	228.773	181.336	47.460	62.485	59.638	60.084	45.118	5.316	-174.5129118	0.464658093	-177.9613083	3.380624695	-184.4957635	1.650687714
4.730	23.8000	24.4710	25.1930	30.278	128.403	141.323	186.271	201.082	299.867	236.168	61.090	80.280	77.690	76.290	57.100	24.450	-173.0557668	4.201135292	-180.3587685	2.753209583	-183.2125029	3.781506132
4.890	24.4830	25.2810	26.1280	33.796	69.334	86.648	137.298	161.847	228.085	167.103	44.464	48.225	53.708	47.444	35.553	33.811	-172.5394445	3.539837109	-180.5452935	2.484048603	-187.2842490	3.526641322	-27.66516214	0.278542053	-26.52170950	0.083994020	-24.15887869	0.142424159
4.970	24.7900	25.6490	26.5520	53.880	50.692	125.114	137.700	158.574	226.544	177.341	70.567	71.638	67.446	62.775	46.256	19.315	-177.7254203	3.619212843	-182.6758955	0.296773121	-188.2135691	4.535215700
5.050	25.1900	26.0360	26.9290	24.003	36.387	43.709	67.334	84.378	113.485	90.517	31.843	32.662	35.296	27.154	19.172	20.754	-180.5798373	2.296223667	-179.7758689	0.693243522	-181.6674659	2.260259187	-27.11738274	0.510158265	-26.48641420	0.574162170	-24.38354222	0.562383509
5.290	26.2850	27.1780	28.0590	27.650	47.921	68.857	98.311	120.735	159.685	126.910	44.106	49.196	50.744	42.998	29.472	30.568			-173.9890965	5.499759361			-27.75180088	0.333540016	-27.47191724	0.282171150	-25.35080763	0.184798001
5.370	26.6110	27.5440	28.4640	29.836	54.246	178.200	228.245	183.824	242.645	185.435	63.992	84.443	74.282	67.135	48.035	20.143			-174.2314285	1.617296932
5.450	26.9430	27.9160	28.8850	37.573	101.324	167.653	263.645	240.911	327.279	264.484	69.164	85.392	80.806	67.809	53.693	56.461	-172.5064264	0.261466962	-174.9818105	4.419509013	-186.7797541	1.936844938	-27.47038963	0.079482998
5.530	27.3000	28.2780	29.2250	41.245	53.853	128.328	131.959	134.607	172.557	129.234	62.470	66.630	55.240	49.010	34.600	15.200	-177.1821805	1.621782589	-174.8714527	3.232659539	-186.5351878	3.214892727
5.610	27.6650	28.6410	29.5610	36.440	71.681	103.092	146.254	160.774	196.550	153.166	70.470	71.160	70.240	55.010	36.510	43.830	-171.1488524	2.035526584	-173.1014379	1.809005260	-183.9863001	1.874234518
5.690	28.0270	29.0170	29.8680	22.342	39.436	105.591	110.879	106.080	133.664	101.160	40.110	49.200	41.800	37.570	26.350	10.600	-178.1218351	0.661765243	-177.6401291	2.834007959	-181.9242560	2.775509578	-27.45479356	0.401898417	-26.58318545	1.099963101	-24.51041636	0.587916041
5.860	28.6300	29.7020	30.6910	33.239	134.637	226.083	232.104	230.050	262.272	161.921	55.780	61.470	58.620	48.270	35.640	21.920	-171.7761670	5.605755334	-176.5955118	4.909489026	-176.7771495	2.936060996
5.930	28.9130	29.9760	31.0110	33.192	59.842	270.325	307.834	211.984	257.829	188.188	70.150	92.450	77.360	69.620	51.720	23.520	-175.5344970	2.799316301	-174.5765266	2.936890769