ライフサイエンスコーパス: sediment

1 ed, biofilm on benthic stones and rocks, and sediment).

2 , 7 occurred more frequently in biofilm than sediment.

3 ause is activities of marine microbes in the sediment.

4 h light-dark cycle incubated marine coastal sediment.

5 dized and transferred over time to surficial sediment.

6 noculated with the original, unamended river sediment.

7 d pigment on some of the bones or underlying sediment.

8 paleolimnological records in the Plesne Lake sediment.

9 important to support AOM in sulfate-reducing sediment.

10 e from very complex systems such as soil and sediment.

11 detected in alpine caves and subarctic lake sediments.

12 l signature of cores from modern marine soft sediments.

13 and the microbial communities in salt marsh sediments.

14 arge quantities of microplastics in seafloor sediments.

15 spension or bioturbation of oil-contaminated sediments.

16 hemical Fe redox cycle in aquatic freshwater sediments.

17 biogeochemical processing in coastal marine sediments.

18 etabolism compared to those of the reference sediments.

19 ansformations for energy in non-seep pelagic sediments.

20 ng and lack of retention of these species in sediments.

21 hancing metal sorption directly to streambed sediments.

22 amples and polyethylene-chlorinated (31%) in sediments.

23 s of magnetotactic bacteria, such as aquatic sediments.

24 mpact-generated megaregolith underlies these sediments.

25 Subsurface sediments (10-15 cm below seafloor) were collected from

26 The assumption of a generally homogeneous, sedimented abyssal seafloor is at odds with the fact tha

27 Biota-sediment accumulation factors (L-PFOS BSAF(Perch liver):

28 ent a compilation of >4000 rates of alluvial sediment accumulation that provide an indirect record of

29 ven currents, which build extensive seafloor sediment accumulations, can control the distribution of

30 and proanthocyanidins remained mostly in the sediments after the hydrolysis process in the Flavorpro

31 analysis, scanning electron microscopy, and sediment analyses, we document hundreds of rodent coprol

32 detected more frequently in biofilm than in sediment and 10 with equal frequency.

33 istic environmental filtering is elevated in sediment and biofilm communities compared with free-livi

34 ere consistently less diverse than the fixed sediment and biofilm communities, the latter two communi

35 esults were afterward transferred to natural sediment and compared to fine sediment infiltration.

36 t soil ecology, contributes to dispersion of sediment and contaminated material, and modulates fluxes

37 which is thought to be starving the coast of sediment and decreasing the resilience of communities to

38 es were considered as an analogy for natural sediment and the results were afterward transferred to n

39 on product of nitrogenous compounds in soil, sediment and water.

40 ght and geometrical shape on the settling of sediments and hydrodynamics of turbidity currents in a n

41 In nonbioturbated surface sediments and in subsurface sediments, bacterial and arc

42 t the importance of thioarsenates in natural sediments and indicate that redox interfaces and sedimen

43 , attributed largely to accumulation of fine sediments and inputs of allochthonous sources.

44 ds and/or high spatial coverage from surface sediments and may prove valuable in investigating the in

45 on of bioavailable contamination patterns of sediments and may serve as an example of employing passi

46 izes and transports anthropogenic sources of sediments and nutrients from terrestrial to coastal mari

47 e isolation of burrows within these kinds of sediments and the differentiation of intervals based on

48 processes induce chemical changes providing sediments and the inhabiting microbial community with Fe

49 mediation efforts in beach sands and coastal sediments and underscore the role of uncultured taxa in

50 Carbon sequestration by sediments and vegetated marine systems contributes to at

51 naging risk associated with PCB-contaminated sediments and waters in protecting vulnerable fish and s

52 r 54% of the extractable organic fluorine in sediment, and 9-108% in biota.

53 AH meltglass comprises 1.6 wt.% of bulk sediment, and crossed polarizers indicate that the meltg

54 g indoor dust, outdoor air particulates, sea sediment, and river water.

55 onstituents including nutrients, major ions, sediment, and specific conductance were analyzed over th

56 that of abiotic matrices (seawater, surface sediment, and suspended particulate materials, SPMs) fro

57 rption and authigenic phosphate formation in sediments, and accordingly reduces the bioavailability o

58 event detection from two coastal lacustrine sediment archives.

59 Estuarine sediments are important sites for the interception, proc

60 lization and pathways of transfer in fluvial sediments are unknown.

61 y release concerning levels of As, even when sediment As concentration is low (<2 mg/kg), due to the

62 ed sediment cultures and original, unamended sediment as the inocula in a secondary experiment with 2

63 yclic aromatic hydrocarbons (PAHs) in marine sediments as the result of oil spills.

64 crystals contribute to the magnetization of sediments as well as providing a fossil record of ancien

65 been reported in both terrestrial and marine sediments associated with the end-Triassic mass extincti

66 hnique to integrate the risk of bioavailable sediment-associated chemicals in aquatic environments.

67 hic activity related to pathogens within bed sediment at freshwater beaches.

68 nce of organic matter in lacustrine mudstone sediments at Gale crater was revealed by the Mars Scienc

69 ratios are similar to marine and terrestrial sediments at the ETE, and very different from potential

70 ns (CIEs) recorded in marine and terrestrial sediments attest to the input of isotopically light carb

71 By characterizing sediment bacteria using 16S rRNA sequences, bacterial co

72 turbated surface sediments and in subsurface sediments, bacterial and archaeal communities are more d

73 xperiments we show that the evolution of the sediment bed surface and the flood wave characteristics

74 heic attenuation of organic contaminants are sediment bedforms (a major driver of hyporheic exchange)

75 they suggest that microplastic release from sediment beds can be managed by altering the timing and

76 y negatively affects biodiversity, mobilizes sediment-bound contaminants, and increases lead contamin

77 diment supply and climate change alter their sediment budget, affecting delta morphology and possibly

78 ormation of larger hydrophobic precursors in sediments can be a source to PFAA, some of which are nor

79 of CAMP using the long-term ocean-atmosphere-sediment carbon cycle reservoir (LOSCAR) model.

80 Removal of dissolved Cd, Cu, and Pb in BCZ sediments caused steep vertical gradients at the sedimen

81 hthalate) (PET) microfibers were added to 36 sediment chambers at six concentrations (0-0.5 g kg(-1)

82 umulation was related to sample depth or the sediment characteristics within each core.

83 iment on sensitive species or entrainment of sediment, chemicals and nutrients into over-lying waters

84 solution fossil pollen, charcoal, diatom and sediment chemistry data from the iconic archaeological s

85 C(P) ratios resulted when C(P) were based on sediment compared to water column-deployed samplers.

86 opment of continuous monitoring of Suspended Sediment Concentration (SSC) in channels/rivers include

87 Sediment concentrations were high, particularly for the

88 s widely distributed in organic-poor abyssal sediment consist mainly of aerobes that retain their met

89 particles might infiltrate up to 13 cm into sediment consisting of coarse sand, fine gravel, and med

90 (>100 mum) are only found on the surface of sediment consisting of coarse silt and fine sand, while

91 howing x2 to x10 more MCPDE formation in the sediment containing fractions compared to the purified o

92 y that corresponded with in ovo exposures to sediments containing >=1455 mug/kg tPAH(50).

93 The sediment-containing fraction could be however purified b

94 ate organic and mineral matter from alluvial sediments contaminated with uranium.

95 subdecadal proxy records from one Black Sea sediment core around Greenland Interstadial 10 (GI-10) ~

96 Here we present a new sediment core from the Eastern Equatorial Pacific (EEP)

97 croplastic pollution was found in 93% of the sediment cores (28/30).

98 Using longer sediment cores (888 cm) and more reliable age-control, t

99 ea ice proxy evidence from two Norwegian Sea sediment cores and an East Greenland ice core to resolve

100 Sediment cores provide excellent records, despite diffic

101 Sediment cores were digested and separated using a high-

102 n Ocean regions through studying 30 deep-sea sediment cores.

103 The isolated sediment could re-crystalize at different juice concentr

104 entifying different potential fluid sources (sediments, crust and mantle lithosphere) and tracing flu

105 We then used these enriched sediment cultures and original, unamended sediment as th

106 P-rich, mineral sediments deposited by hurricanes create legacies that f

107 idity current, leading to an increase in the sediment deposition and mitigating the impacts of turbid

108 he proliferation of dams since 1950 promoted sediment deposition in reservoirs, which is thought to b

109 preservation of paleomagnetic signals during sediment diagenesis and potential applications in the pr

110 lminthoidichnites-indicative of mobility and sediment displacement.

111 antine glasses to sorting of zircons in Nile sediments during longshore drift and aeolian transport a

112 These results support theory that suggests sediment dynamics can control tidewater terminus positio

113 ral organic-rich, fine-grained, and sulfidic sediments embedded as lenses (referred to as "reducing l

114 ccurrence of zeolite in Corriental reservoir sediments expands our understanding of the earliest hist

115 was to investigate the sediment sources with sediment fingerprinting to generate the knowledge base t

116 Ce, corresponding to 42% of the REEs' annual sediment flux in recent sediment layers.

117 At pH 5.0, the photochemically induced sediment flux was 3509 nmol m(-2) y(-1) for Ce, correspo

118 address the remediation of contaminated soil/sediment following the traditional oil spills.

119 Cloud and sediment formation is a major problem in juices and drin

120 ns of settled sunflower oils compared to the sediment-free oil.

121 ranged between 0 and 1287 N m(-3) and in the sediment from 239 to 13 331 N kg(-1).

122 We sampled benthic sediment from 34 stations along the Thames River in Onta

123 ial distribution of microplastics in benthic sediment from Lake Michigan and Lake Erie and valuable i

124 Sediment from one river sampled downstream from the WWTP

125 e distribution of hgcAB genes in epilimnetic sediments from a freshwater lake that were experimentall

126 irm that the mechanical removal of the trace sediments from crude vegetable oils results in reduced M

127 d light-induced Fe(2+) release in freshwater sediments from Lake Constance.

128 ion models were applied to GSSCP from Eocene sediments from Nebraska, USA, and Anatolia, Turkey.

129 ces in Arctic marine sediments, we collected sediments from offshore Svalbard that represent geochemi

130 nammox) bacteria in ~80,000-y-old subsurface sediments from the Arctic Mid-Ocean Ridge.

131 a cryptic methane cycle in sulfate-reducing sediments from the continental shelf of the northern Sou

132 Sediments from the enzymatic treatment were tastier, wit

133 sed the same chronology to synchronize ocean sediments from the North Atlantic to correlate major cli

134 nation patterns of bioavailable chemicals in sediments from various sites around the globe by using p

135 The resulting sediment geochemical heterogeneity provides a critical c

136 e production and consumption within seafloor sediments has generated intense interest.

137 ronmental DNA (eDNA) metabarcoding of marine sediments has revealed large amounts of sequences assign

138 that the planktonic eDNA preserved in marine sediments has the potential to record climatic and bioti

139 ments and indicate that redox interfaces and sediment heterogeneities could locally degrade groundwat

140 biomarker molecules that were extracted from sediments hosting Ediacaran macrofossils.

141 ulsions, naturally nourish sinking land with sediment; however, they also create catastrophic flood h

142 xidizing Sulfurimonas spp. are widespread in sediments, hydrothermal vent fields, aquifers and subsur

143 Pulsed sediments impacted water clarity for 6 days following th

144 related bio-physicochemical constituents of sediment in Flanders to results from toxicity bioassays

145 of mass transfer, humans have moved as much sediment in North America in the past century as natural

146 Indian Ocean, resulting in remobilization of sediment in the form of landslides.

147 ydraulic thawing that exposed the permafrost sediment in which it was preserved.

148 gy, and mitochondrial DNA extracted from the sediments in BKC.

149 cation that non-linear site response on soft sediments in some near-field regions was stronger than p

150 2-kilometer-deep and up to 120 degrees C hot sediments in the Nankai Trough subduction zone.

151 uitard (clayey silt) and lower sandy aquifer sediments in Van Phuc (Hanoi area, Vietnam), characteriz

152 nts, were significantly more abundant in the sediment incubations where fast dissipation was observed

153 Cooling the sediments induced sulfate reduction, coinciding with an

154 red to natural sediment and compared to fine sediment infiltration.

155 sis gene expression in the larvae of a model sediment invertebrate Chironomus riparius.

156 Sediment is accumulating in coastal depocenters at a rat

157 down the center of the lake, the resuspended sediment is not detected at Canada's sampling station at

158 livered on the seafloor and preserved in the sediment is not well understood.

159 Iron (Fe) biogeochemistry in marine sediments is driven by redox transformations creating Fe

160 We show that Fe(2+) mobilization in marine sediments is stimulated by chemical changes caused by ph

161 e that carbonated igneous oceanic crust, not sediment, is the primary carbon-bearing reservoir in sla

162 hat is, hydrated mantle rather than crust or sediments-is a dominant supplier of subducted water to t

163 e-dependent sulfide oxidation to the coastal sediment isolate Sulfurimonas denitrificans.

164 In 100 degrees to 120 degrees C sediments, isotopic evidence and increased cell concentr

165 pact-generated hurricane-force winds created sediment-laden atmospheric conditions, and that muddy ra

166 condition at the lower boundary of the oxic sediment layer.

167 0-44% of the REE concentrations in the upper sediment layers.

168 of the REEs' annual sediment flux in recent sediment layers.

169 ggs may bioaccumulate PAHs from contaminated sediments, leading to in ovo exposure.

170 hic archaea (ANME) consume methane in marine sediments, limiting its release to the water column, but

171 m Lake Huron when accounting for resuspended sediment loads previously unmonitored at the lake outlet

172 enic modifications, and changes to water and sediment loads.

173 fast influxes of freshwater and terrestrial sediment - locally known as red soil pollution - and cau

174 downstream of dams compensate for the river-sediment lost to impoundments.

175 s and other non-contaminant stressors (e.g., sediment, low salinity, anoxia, and ocean acidification)

176 The sediment marks of centuries old-tsunamis validate histor

177 fraction was found to be separated from the sediment matrix during DGU; however, the residual metal

178 ted in biofilm at a site (median of 2) as in sediment (median of 0.5).

179 ecrease aqueous metal transport and increase sediment metal concentrations by enhancing metal sorptio

180 gical signatures, associated with basal soft sediment micro-deformations.

181 ami backwash deposits, namely the basal soft sediment micro-deformations.

182 ed high-throughput sequencing to investigate sediment microbial communities at four freshwater public

183 Consistent with higher H(2) abundance, sediment microbial communities from the basaltic catchme

184 porheic exchange) and the composition of the sediment microbial community.

185 oped to charge a cell phone battery based on sediment microbial fuel cells (SMFCs).

186 Microfibers often dominate sediment microplastic samples, but little is known about

187 cking emergent traits that suppress waves or sediment mobility.

188 heterogeneity of carbon storage in seagrass sediments needs to be better understood to improve accur

189 posit-feeding bivalve, Macomona liliana, and sediment nutrient pools.

190 nriched SMX-transforming mixed cultures from sediment of a constructed wetland and from digester slud

191 ototrophic microbial mats and the underlying sediment of a sinkhole in Lake Huron (USA).

192 d microbial community of the highly reducing sediment of Colour Peak springs, a sulfidic and saline s

193 to basement in the slowly accumulating oxic sediment of the oligotrophic South Pacific Gyre (SPG).

194 Our results showed that C(org) stored in sediments of seagrass meadows can be highly variable wit

195 ted and nearly complete skeleton from Norian sediments of southeastern Alaska, USA.

196 ms control the metal distribution in surface sediments of the Belgium coastal zone (BCZ) and the anox

197 Sediments of the Passaic River in New Jersey are contami

198 inate PCDDs, we first enriched bacteria from sediments of the Passaic River on two organohalides, tri

199 ), a potent greenhouse gas, can form in the sediments of these ecosystems.

200 nt-related material, while OM from the sandy sediments (OMS) is more bioavailable and related to micr

201 umes that could result in deposition of fine sediment on sensitive species or entrainment of sediment

202 The effect of residual sediment on the MCPDE formation was also confirmed in th

203 , and since their remains become part of the sediment or fossil record cysts are valuable tools in ec

204 or microbiota that live in marine subsurface sediments or igneous basement to obtain sufficient carbo

205 We used marine sediment organic carbon to determine the role of histori

206 will be found in the deeper ocean and in the sediments, our results indicate that both inputs and sto

207 atter and humic substances (HS) in soils and sediments participate in numerous biogeochemical process

208 Internal phosphorus (P) in sediments plays an important role in the nutrient dynami

209 Hence, identifying the behaviour of deep-sea sediment plumes is important in designing mining operati

210 rate and, potentially, from the formation of sediment plumes that could result in deposition of fine

211 ght that the extent of dispersion of benthic sediment plumes, resulting from mining operations, is si

212 evaluating the impact and extent of benthic sediment plumes.

213 These sediments preserve evidence of strong photochemical tran

214 samples extracted from smear-positive sputum sediments, previously sequenced using the Deeplex assay

215 ssociated with consumption of clams and soft-sediment prey and is temporally associated with runoff e

216 (-33%), and reduced infiltration (-34%) and sediment production (-68%).

217 t concentrations, and/or bio-physicochemical sediment properties.

218 is biologically produced and oxidized until sediments reach 80 degrees to 85 degrees C.

219 Here we present a sediment record spanning the last ~50 ka from Lake Junin

220 or preserved physically or chemically in the sediment record.

221 tial to enable rapid processing of down-core sediment records and/or high spatial coverage from surfa

222 unable to account for the rapid transport of sediment released from behind incinerated vegetation, wh

223 to the development of the first large-scale sediment remediation technique for microplastics to addr

224 ulfate-methane transition zone or underlying sediment respectively.

225 and two ecosystem services (carbon storage, sediment retention) across four case studies (in Austral

226 that heating and hydrothermal alteration of sediments rich in organic matter and carbonates around t

227 els by factors of x2 to x6 were found in the sediment-rich fractions of settled sunflower oils compar

228 est dissipation of all micropollutants after sediment RNA normalization.

229 States' residential dust samples, and in 10 sediment samples collected from the Chicago Sanitary and

230 (CWAs) have been detected and identified in sediment samples collected from the vicinity of chemical

231 the current analytical methods rely on loose sediment samples lacking spatial and temporal resolution

232 these chemicals have not been detected from sediment samples previously.

233 dichloroarsine were detected in all analyzed sediment samples, and their identification was based on

234 In sediment samples, ECl-OPEs and Enonchlorinated-OPEs had

235 Accordingly, in future sediment samples, the grain size distribution of the sed

236 samples, the grain size distribution of the sediment should always be indicated to better evaluate t

237 mineral has been largely absent from global sediments since the rise in oxygen concentration in Eart

238 nd terrestrial invertebrates, surface water, sediments, soils, and plants were analyzed for 24 PFASs

239 ling rate (ISR), supernatant turbidity (ST), sediment solids content (SSC), and water recovery (WR),

240 Sediment sources downstream of dams compensate for the r

241 that unpaved tracks and gullies are the main sediment sources in smallholder agriculture catchments o

242 The aim of this study was to investigate the sediment sources with sediment fingerprinting to generat

243 gical functions such as nutrient cycling and sediment stabilization.

244 of North American erosion, mass transfer and sediment storage from the late Pleistocene to the presen

245 In previously active and long-inactive sediments, sulfur-cycling Deltaproteobacteria became mor

246 y vulnerable to coastal hazards as declining sediment supply and climate change alter their sediment

247 River delta has suffered a large decline in sediment supply causing coastal erosion, following catch

248 petition between relative sea-level rise and sediment supply that drives lobe progradation.

249 ation would require substantial increases in sediment supply well above the pre-1990s levels.

250 ely through earthquake activity and enhanced sediment supply.

251 g of multiphase flow for gas hydrate-bearing sediments that accounts for the effect of gas hydrate sa

252 eral processes: bubbles released from bottom sediments that reach the atmosphere (ebullition); spring

253 cell death, these crystals are trapped into sediments that remove iron from the soluble pool.

254 skeleton head capsules preserve well in lake sediments, they provide a unique record of insect commun

255 ponges and probably formed in Neoproterozoic sediments through the geological methylation of C(29) st

256 nesis can also occur in the sulfate-reducing sediments through the utilization of non-competitive met

257 To apportion the catchments target sediment to different sources, we applied the MixSIAR un

258 d that muddy rains rapidly settled suspended sediments to construct extensive Early Noachian highland

259 an release toxic, geogenic contaminants from sediments to groundwater, threatening the viability of M

260 have vanished due to global change, exposing sediments to the atmosphere.

261 bubble release), and diffusion of CH(4) from sediments to the surface.

262 ambers at six concentrations (0-0.5 g kg(-1) sediment) to assess the effects on microphytobenthos (MP

263 ogic dating, can be used as a long-timescale sediment tracer in soils to reveal the structure of soil

264 of wildfire are relatively well studied, yet sediment transport models remain unable to account for t

265 face roughness is a key control on steepland sediment transport, particularly after wildfire when smo

266 on global silicate weathering and suspended sediment transport.

267 cal pellets (FP), exuviae and carcasses from sediment trap samples collected in the Southern Ocean.

268 rations is therefore mainly useful for these sediment types.

269 OS), suggests that hydrophobic precursors in sediments undergo transformation and are a main source o

270 ettling velocity measurements of the in situ sediment undertaken in the laboratory.

271 and consumption of dissolved oxygen (DO) in sediments, usually assume a downward flux of DO from the

272 egrees C account for roughly half the marine sediment volume, but the processes mediated by microbial

273 Sediments warmer than 40 degrees C account for roughly h

274 uences, bacterial community composition of a sediment was associated with its capacity for dissipatin

275 The sediment was characterized by a range of different analy

276 a, suggesting that primary production in the sediment was driven by chemolithoautotrophic sulfur oxid

277 owed that 3.6% to 11% of the total Fe in the sediments was available for the reduction of DNAN and it

278 we sampled three reef habitat compartments - sediment, water, and coral (Pocillopora grandis, Montipo

279 sually assume a downward flux of DO from the sediment-water interface (SWI) with a zero-flux conditio

280 ments caused steep vertical gradients at the sediment-water interface that were well replicated in 1D

281 nup techniques (e.g., oil recuperation, soil-sediment-water treatments) showed slow and inefficient p

282 ctly introduce a pulse of labile carbon into sediment, we traced a priming effect and assessed the de

283 fur-cycling gene abundances in Arctic marine sediments, we collected sediments from offshore Svalbard

284 microplastics in Lake Michigan and Lake Erie sediment were investigated.

285 ive prolonged exposure to high temperatures, sediments were incubated at 80-90 degrees C for 6, 12 or

286 Sediments were then cooled by 10-40 degrees C, mimicking

287 ulate multiphase flow in gas hydrate-bearing sediments where the proposed relative permeability can a

288 lic endospores are widespread in cold marine sediments where the temperature is too low to support gr

289 ult of mining and ore-processing in alluvial sediments, where it accumulates as tetravalent U [U(IV)]

290 ers from anthropogenic sources settle in the sediments, where they may pose an environmental threat t

291 Shelf sea sediments, while considered an important carbon store, h

292 Unexpectedly, RNAs tended to co-sediment with other RNAs in similar protein complexes, c

293 l, and cobalt suggest mixing of melted local sediment with small quantities of meteoritic material.

294 lack of photoreduced Fe(2+) was measured in sediments with concentrations of organic carbon <6 mg L(

295 Inoculating petroleum-polluted sediments with E. coli carrying the vector pSF-OXB15-p45

296 We show that a fraction of GTPBP5 co-sediments with the large mitoribosome subunit (mtLSU), a

297 onment, predominantly (>90%) accumulating in sediments worldwide.

298 tracks form hillslope source areas to reduce sediment yields to Lake Victoria.

299 (Ca(2+), Mg(2+), K(+), Na(+)) and suspended sediment yields with precipitation and extent of forest

300 ase to improve land management and to reduce sediment yields.