Controls on the variability of organic matter and dissolved inorganic carbon ages in northeast US rivers

PA Raymond, JE Bauer, NF Caraco, JJ Cole… - Marine chemistry, 2004 - Elsevier
The use of natural 14C in aquatic and marine studies provides unique source, turnover and
processing information with respect to local, regional and global carbon budgets. The …

Use of 14C and 13C natural abundances for evaluating riverine, estuarine, and coastal DOC and POC sources and cycling: a review and synthesis

PA Raymond, JE Bauer - Organic Geochemistry, 2001 - Elsevier
Though not typically regarded as “biomarkers” in the traditional sense of the word, the
radioactive and stable isotopes of carbon (14C and 13C, respectively) can serve as powerful …

Relationships between Δ14C and the molecular quality of dissolved organic carbon in rivers draining to the coast from the conterminous United States

D Butman, PA Raymond, K Butler… - Global Biogeochemical …, 2012 - Wiley Online Library
Dissolved organic carbon (DOC) in natural waters possesses chemical and molecular
qualities indicative of its source and age. The apportionment of DOC by age into millennial …

Effects of land use on sources and ages of inorganic and organic carbon in temperate headwater streams

YH Lu, JE Bauer, EA Canuel, RM Chambers… - Biogeochemistry, 2014 - Springer
The amounts, sources and relative ages of inorganic and organic carbon pools were
assessed in eight headwater streams draining watersheds dominated by either forest …

The age of river‐transported carbon: A global perspective

TR Marwick, F Tamooh, CR Teodoru… - Global …, 2015 - Wiley Online Library
The role played by river networks in regional and global carbon (C) budgets is receiving
increasing attention. Despite the potential of radiocarbon measurements (Δ14C) to elucidate …

Sources of particulate and dissolved organic carbon in the St Lawrence River: isotopic approach

JF Hélie, C Hillaire‐Marcel - Hydrological Processes: An …, 2006 - Wiley Online Library
We investigate sources of both dissolved and particulate organic carbon in the St Lawrence
River from its source (the Great Lakes outlet) to its estuary, as well as in two of its tributaries …

Temporal variability in the concentration and stable carbon isotope composition of dissolved inorganic and organic carbon in two Montana, USA rivers

SR Parker, SR Poulson, MG Smith, CL Weyer… - Aquatic …, 2010 - Springer
Here we report diel (24 h) and seasonal differences in the concentration and stable carbon
isotope composition of dissolved inorganic (DIC) and organic carbon (DOC) in the Clark …

Sources and transport of dissolved and particulate organic carbon in the Mississippi River estuary and adjacent coastal waters of the northern Gulf of Mexico

XC Wang, RF Chen, GB Gardner - Marine Chemistry, 2004 - Elsevier
Dissolved organic carbon (DOC), stable carbon isotopic (δ13C) compositions of DOC and
particulate organic carbon (POC), and elemental C/N ratios of POC were measured for …

DOC cycling in a temperate estuary: A mass balance approach using natural 14C and 13C isotopes

PA Raymond, JE Bauer - Limnology and Oceanography, 2001 - Wiley Online Library
We measured dissolved organic carbon (DOC), dissolved inorganic carbon (DIC), and their
corresponding△ 14C and γ13C values in order to study the sources and fates of DOC in the …

The fate of river organic carbon in coastal areas: A study in the Rhône River delta using multiple isotopic (δ13C, Δ14C) and organic tracers

C Cathalot, C Rabouille, N Tisnérat-Laborde… - … et Cosmochimica Acta, 2013 - Elsevier
A significant fraction of the global carbon flux to the ocean occurs in River-dominated Ocean
Margins (RiOMar) although large uncertainties remain in the cycle of organic matter (OM) in …