Found 18 datasets matching "Stable C isotopes".
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Geochemical analysis of authigenic carbonates from the Cascadia Subduction Zone. Powdered carbonate samples for stable carbon (delta-C-13) and oxygen (delta-O-18) isotopes and carbonate phase were...
Search relevance: 70.01 | Views last month: 0 -
This dataset contains all data used in this study, including site ID, latitude, longitude, watershed land cover, water chemistry, and carbon and nitrogen stable isotope ratios of periphyton,...
Search relevance: 67.62 | Views last month: 2 -
The nature of carbon (C) cycling in the vadose zone where groundwater is in contact with abundant gas-filled voids is poorly understood. The objective of this study was to trace C cycling in a...
Search relevance: 66.95 | Views last month: 0 -
Data show the effects of nano CeO2 particles on the nutrient contents and stable isotopes of wheat plants over 3 generations of exposure. This dataset is associated with the following...
Search relevance: 63.96 | Views last month: 0 -
Inferences about ecological structure and function are often made using elemental or macromolecular tracers of food web structure. For example, inferences about food chain length are often made...
Search relevance: 61.02 | Views last month: 0 -
Water samples for Oxygen-18 and deuterium isotope determinations were stored unfiltered in 15 ml glass bottles and analyzed at the USGS laboratories in Reston, Virginia. Analysis of oxygen...
Search relevance: 60.43 | Views last month: 0 -
The study results include concentrations of Rare Earth Elements and stable isotope compositions of water from an acid mine drainage-affected watershed in southwest Colorado, the Upper Animas River...
Search relevance: 59.01 | Views last month: 0 -
NA. This dataset is associated with the following publication: Volk, M., S. Bassin, M. Lehmann, M.G. Johnson, and C.P. Andersen. 13C isotopic signature and C concentration of soil density...
Search relevance: 55.42 | Views last month: 1 -
This article uses a data set of geochemical tracers collected from the Captain Jack Mill Superfund Site in Colorado. The journal article is the result of a collaboration between U.S. EPA and the...
Search relevance: 53.72 | Views last month: 0 -
Sulphur Banks, near the summit of Kīlauea Volcano on the Island of Hawai`i, is a thermal area where volcanic gases and steam are discharged. A research well drilled in the 1920s at Sulphur Banks...
Search relevance: 53.40 | Views last month: 0 -
Urban environments often contain mosquito species that are responsible for transmitting medically important pathogens to humans. Large disturbance events, like hurricanes, can devastate large...
Search relevance: 46.12 | Views last month: 2 -
Chemistry and Isotope Data Sample Collection: Water samples were collected from approximately 100 feet (30 meters) below the water table using either a 4 foot or 6 foot long stainless-steel...
Search relevance: 44.43 | Views last month: 0 -
There are over 10,000 hydrothermal features in Yellowstone National Park (YNP), where waters have pH values ranging from about 1 to 10 and surface temperatures up to 95 °C. Active hydrothermal...
Search relevance: 35.48 | Views last month: 0 -
This dataset contains bulk tissue carbon (delta-13C), nitrogen (delta-15N), and sulfur (delta-34S) stable isotope values from sediment samples, marsh primary producers, marsh invertebrates, and...
Search relevance: 25.54 | Views last month: 0 -
The Bonnet Carré Spillway (BCS), located about 28 miles northwest of New Orleans, Louisiana, was constructed in the early 1930s as part of an integrated flood-control system for the lower...
Search relevance: 24.06 | Views last month: 0 -
A multidisciplinary team of marine scientists has completed a program entitled Stability and Change in Gulf of Mexico Chemosynthetic Communities. The program was carried out under contract with...
Search relevance: 22.12 | Views last month: 0 -
This dataset contains CTD, water quality and particle and zooplankton sample elemental (total C and N, C/N ratio) and isotopic (delta 13C, delta 15N) data collected during R/V Endeavor cruise...
Search relevance: 14.72 | Views last month: 0 -
This dataset contains CTD, water and sediment chemistry, particle sample elemental (C,N) and isotopic (13C, 15N) data, and time series photographs obtained from a marine snow profiling camera...
Search relevance: 9.01 | Views last month: 0
