Dissolved inorganic carbon analysis
Measurements of the dissolved inorganic carbon system and associated biogeochemical parameters in the Canadian Arctic, 1974–2009
... for dissolved inorganic carbon analysis were not filtered prior to analysis; thus, measurements are of total inorganic carbon (TIC), which includes the partic- ulate (PIC) ...
14
Corals concentrate dissolved inorganic carbon to facilitate calcification
... References 1. Enmar, R., et al. Diagenesis in live corals from the Gulf of Aqaba. I. The effect on paleo- oceanography tracers, Geochim. Cosmochim. Acta, 64, 3123-3132 (2000). 2. Pierrot, D. E. Lewis, D., & Wallace W.R. ...
24
Photosynthetic metabolism in microphytobenthos : modulation by temperature and dissolved inorganic carbon
... microscope analysis of these extracts with an Olympus BX50 at a 400× magnification revealed that exclusively diatoms composed the MPB ...Diatom analysis was conducted after cleaning the cells of organic ...
148
Nordic Seas total dissolved inorganic carbon data in CARINA
... ated through a crossover and inversion analysis (Gouretski and Jancke, 2001; Johnson et al., 2001), carried out using the version of the cnaX routines (Tanhua et al., 2009b) described by Olsen et al. (2009). This ...
9
Technical Note: Mesocosm approach to quantify dissolved inorganic carbon percolation fluxes
... statistical analysis indicated that the measured cu- mulative DIC percolation was not significantly different be- tween mesocosms and was highly correlated with the esti- mated cumulative DIC ...
8
Dynamics of dissolved inorganic carbon and aquatic metabolism in the Tana River basin, Kenya
... pigment analysis were ob- tained by filtering a known volume of surface water on pre-combusted 47 mm GF/F filters, which were immediately packed into cryotubes and stored in liquid N 2 ...
18
Chemical and Isotopic Evolution of Dissolved Inorganic Carbon in Groundwater of the Okavango Delta, Botswana
... Future analysis of the chemical and isotopic evolution of DIC in the groundwater of the Okavango Delta would be better defined if a chemical analysis of all the wells across the delta from shallow to deep ...
76
What drives the latitudinal gradient in open ocean surface dissolved inorganic carbon concentration?
... 4.2 A new understanding of the controls on the surface DIC distribution Our analysis revises the prevailing paradigm of the causes of the latitudinal gradient in surface DIC. Previously, the gra- dient was thought ...
21
Major effects of alkalinity on the relationship between metabolism and dissolved inorganic carbon dynamics in lakes
... the dissolved inorganic carbon ...and inorganic processes to carbon dynamics in ...in dissolved oxygen (DO) and dissolved inorganic carbon (DIC) at different ...
15
Isotopic composition of dissolved inorganic carbon in underground mine discharges of the northern appalachian basin
... Cluster analysis resulted in four cluster groups (Figure 7) interpreted to be related to degree of flooding and, correspondingly, to alkaline verses acidic ...Cluster analysis suggests that hydrogeologic ...
88
Carbon isotopes of dissolved inorganic carbon reflect utilization of different carbon sources by microbial communities in two limestone aquifer assemblages
... Stable carbon isotope ratios are reported in the delta notation that expresses 13 C / 12 C ratios as δ 13 C values in per mil (‰) relative to international reference ma- terial NBS 22 ...the analysis ...
18
Climatological variations of total alkalinity and total dissolved inorganic carbon in the Mediterranean Sea surface waters
... Previous models accounted for the anthropogenic biases in the C T measurements by calculating the C T rate of in- crease (Bates, 2007; Lee et al., 2000; Sasse et al., 2013; Taka- hashi et al., 2014). However, in a study, ...
12
Dissolved inorganic carbon dynamics in the waters surrounding forested mangroves of the Ca Mau Province (Vietnam)
... recent analysis of aire water CO 2 fluxes in Gazi bay that shows a very large contribu- tion of open waters compared to mangrove creek waters to the overall emission of CO 2 from the whole mangrove aquatic sys- ...
13
Stable carbon isotopes of dissolved inorganic carbon for a zonal transect across the subpolar North Atlantic Ocean in summer 2014
... transect across the subpolar North Atlantic Ocean in June– July 2014. The cruise, JR302 on the RRS James Clark Ross, was carried out as part of the “Radiatively Active Gases from the North Atlantic Region and Climate ...
13
Measurements of the stable carbon isotope composition of dissolved inorganic carbon in the northeastern Atlantic and Nordic Seas during summer 2012
... The process of removing anomalous measurements from the raw data eliminated approximately 1 % of the seawater sam- ple technical replicates, but reduced the mean and maximum SD of these sets of replicates by one and ...
9
Importance of within-lake processes in affecting the dynamics of dissolved organic carbon and dissolved organic and inorganic nitrogen in an Adirondack forested lake/watershed
... cent retention ((influx-outflux)/influx) (mean: 6.9 %, range: − 34.8 to +31.2) compared to DOC (mean: 30.1 %, range: + 9.2 to +44.1). The resultant increase of DON within the lake was closely linked with a net decrease ...
15
Dissolved inorganic carbon export from carbonate and silicate catchments estimated from carbonate chemistry and δ13CDIC
... ing two evacuated glass bottles (150 ml) pre-loaded with 85 % phosphoric acid and a magnetic stir bar, as reported by Atekwana and Krishnamurthy (1998). Water sampling was carried out in the field using a syringe with a ...
10
Benthic alkalinity and dissolved inorganic carbon fluxes in the Rhône River prodelta generated by decoupled aerobic and anaerobic processes
... the analysis of sulfate samples at GEOPS (Paris-Sud Uni- versity), Joel Craig and Olivia Studebaker for the analysis of nutri- ents and AVS at Georgia Tech, and Celine Liorzou for the ICP- AES measurements ...
21
Dissolved Inorganic Carbon (DIC) Contents in Middle and Lower Reaches of Lancang River: Related to Water Environments and Dams
... 2. Monitoring Data and Analysis Methods 2.1. Study Area The Lancang-Mekong River is an important international river, which originates from Qinghai in China. The watershed covers six countries: China, Laos, Myan- ...
13
Effects of recirculation of seawater enriched in inorganic nitrogen on dissolved organic carbon processing in sandy seepage face sediments
... For the experiments run under suboxic conditions, the filtered porewater solution was isolated from the ambient atmosphere by a floating layer of liquid paraffin. In these cases, the solution was pumped from the bottom ...
48