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δ13C analyses of amino acids from co-occurring clams in the San Francisco Bay...
Carbon isotope values of individual amino acids were measured. Clam specimens were collected at USGS Sites 2.1 and processed following Stewart et al. (2013;... -
Environmental radioactivity of cryoconite collected at the Flade Isblink ice ...
This database is about the environmental radioactivity analyzed in cryoconite samples collected on the surface of the Flade Isblink ice cap, in NE Greenland.46 samples of... -
Amino acid concentration and isotopic composition in sedimentary 13C-labelin...
Amino acids derivatization and analysis: Sediment slurries were centrifuged to separate the sediments from the medium and the sediments were freeze-dried and homogenized. 50 mg... -
Superoxide dismutase measurements as a complement to tackle the responses of ...
Rapid regional warming causes glacial retreat and melting of ice caps along the West Antarctic Peninsula, in consequence, sediment discharge into marine coastal areas reduces... -
Caspase measurements as a complement to tackle the responses of Cnemidocarpa ...
Rapid regional warming causes glacial retreat and melting of ice caps along the West Antarctic Peninsula, in consequence, sediment discharge into marine coastal areas reduces... -
Amospheric carbon dioxide of the Marine Isotope Stage 6 period (190-135 ka) f...
We measured 177 new data points of atmospheric CO2 concentrations from the EPICA Dome C (EDC) ice core (75°06'S, 123°24'E) spanning MIS 6 (190 to 135 kyr BP) at the Institut des... -
Single-shell stable isotopes, weights, ages, Marine Isotope Stages (MIS), and...
This dataset contains single-shell stable isotope data (d18O and d13C), shell weights, ages, and preservation states of Cibicidoides shells spanning MIS 9-10 from ODP Site 1089... -
Stable isotope compositions (δ¹³C and δ¹⁵N) of seston measured on water bottl...
Seston samples collected with Niskin bottles; 2 L filtered onto precombusted 25mm (Ø) GF/F filters. δ¹³C and δ¹⁵N stable isotopes analyzed with elemental analyzer (Thermo Flash... -
Seasonal hydroclimate recorded in high resolution δ18O profiles across Pinus ...
The trees sampled in this study are growing at the Persimmon Gully Nature Preserve (30º 19' N, 93º 32' W, 15 masl) in southwestern Louisiana. Four cores (2A, 3B, 15A, 15B; all... -
Apatite U-Th/He analysis of a transect across Antarctic Peninsula
Apatite U-Th/He thermochronology data for a set of samples across Alexander Island and Palmer land on the Antarctic Peninsula. Data was collected to constrain the timing of... -
Age model of IODP Site 363-U1489 over the last 4 Ma
The datasets contain the age ties of IODP Site 363-U1489 over the last 4 Ma. Depth Scale and Age model of Site 363- U1489. Based on the shipboard measurements of magnetic... -
Total air content data for 5-10 ka bp from Skytrain Ice Rise ice core
This dataset consists of total air content (TAC) data from 326-416 m from the ice core drilled in 2018-19 at Skytrain Ice Rise (79.7417°S 78.545°W), Antarctica. The samples... -
Bulk organic δ13C of sediment core LMAHA-18 from lake Mahasarika, northern Ma...
The datasets provided here correspond to sedimentary charcoal counts, magnetic susceptibility measurements, and δ13C isotopic measurements obtained from a lacustrine sediment... -
Accumation rates of manganese in manganese nodules using total alpha activity
The manganese content of 4 manganese nodules was determined by atomic absorption. The decrease of total alpha activity was used to evaluate Mn accumulation. Because CaCO3 is a... -
Accumation rates of manganese in manganese nodules using differential 230Th-2...
The manganese content of 7 manganese nodules was determined by neutron activation. The decrease of unsupported 231Pa and 230Th in the outer few tenths of millimeters was used to... -
Accumation rates of manganese in a pelagic sediment core using 231Pa activity
For a pelagic sediment core taken in the Atlantic Ocean, The decrease of unsupported 231Pa was used for the determination of the accretion rate. Because CaCO3 is a Mn-free... -
Accumation rates of manganese in pelagic sediments using Ericson paleontologi...
For 4 pelagic sediment cores taken in the Atlantic Ocean, Ericson's paleontologic boundaries X-Y (75 000 yr) and Y-Z (11 000 yr) were used. The age of the upper boundary was... -
Accumation rates of manganese in pelagic sediments using 130Th activity
For 7 pelagic sediment cores, the decrease in unsupported 130Th activity with depth in the core was used to establish the mean accumulation rate over the last 300 000 years.... -
Accumation rates of manganese in pelagic sediments using Brunnes-Matuyama mag...
For 27 pelagic sediment cores, the Brunnes-Matuyama magnetic reversal boundary (700 000 yr) was used to establish the mean sedimentation rate between this level and the core... -
A twenty-year record of carbon isotope values of amino acids from Potamocorbu...
Amino acids were isolated from the muscle tissue of Potamocorbula amurensis, an invasive clam species, collected from two locations in the northern portion of the San Francisco...
