ライフサイエンスコーパス: sedimentary

1 Roche 454 next-generation pyrosequencing of sedimentary 18S rRNA genes to reconstruct the plankton c

2 Here we present new Atlantic sedimentary (231)Pa/(230)Th data from the Holocene, the

3 intervals to create a spatially distributed sedimentary (231)Pa/(230)Th database.

4 The marine sedimentary (231)Pa/(230)Th ratio is a promising paleoci

5 Sedimentary (231)Pa/(230)Th ratios decrease nearly linea

6 rom microgeomorphology and microfossils with sedimentary ancient DNA (sedaDNA) analyses to reconstruc

7 proach to specifically identify and quantify sedimentary ancient DNA (sedaDNA) of non-fossilized plan

8 nt has been reported based on an analysis of sedimentary ancient DNA.

9 Here we present a combined sedimentary and biological response to an ecosystem coll

10 ainfall gradients, and across soil formed on sedimentary and igneous bedrock.

11 Since metal oxides are widely present in sedimentary and terrestrial environments, an AOM-EET nic

12 providing the most confident first and last sedimentary appearance of the anomaly.

13 thousand, indicative of production by active sedimentary archaeal populations.

14 Here we analyse the sedimentary architecture, chronology and provenance of a

15 t geochemical and palynological proxies to a sedimentary archive from the lake over the penultimate g

16 ne environments, where they provide a unique sedimentary archive.

17 of the ubiquitous and geologically extensive sedimentary archive.

18 eawater oxygen isotope records of well-dated sedimentary archives from the tropical eastern Indian Oc

19 local sources and is transferred to aquatic sedimentary archives on subdecadal to millennial time sc

20 BC fluxes in peatland were higher than other sedimentary archives.

21 Geochemical analyses of sedimentary barites (barium sulfates) in the geological

22 ea approximately 280 mm(2)) from the Araripe Sedimentary Basin.

23 of the Oriskany Formation of the Appalachian sedimentary basin.

24 r the first time in fossils from the Araripe Sedimentary Basin: the mineralization of zinc sulfide in

25 are still higher than geological storage in sedimentary basins ($17 instead of $8 per tCO2).

26 Simulations of seismic wave propagation in sedimentary basins capture this effect; however, there e

27 Large sedimentary basins containing marine sequences up to 14

28 Sedimentary basins in eastern Africa preserve a record o

29 Sedimentary basins increase the damaging effects of eart

30 ate the accumulation of methane in Antarctic sedimentary basins using an established one-dimensional

31 or methane hydrate accumulation in Antarctic sedimentary basins, where the total inventory depends on

32 or establishing absolute time constraints in sedimentary basins, which improves our understanding of

33 ul siting would minimize MLR in heavily used sedimentary basins.

34 its transport and deposition within adjacent sedimentary basins.

35 Forests on Ca-poor sedimentary bedrock relied more consistently on atmosphe

36 soil N gradients on contrasting basaltic vs. sedimentary bedrock that differed 17-fold in underlying

37 ferent Ca sources to forests on basaltic vs. sedimentary bedrock, we observed consistent declines in

38 of microbial symbiotic interactions in other sedimentary biogeochemical cycles.

39 edented view of the fine-scale patchiness of sedimentary biomarker distributions and the processes in

40 suggesting that Archaea dominate the marine sedimentary biosphere.

41 n environmental constraint that varies among sedimentary burial environments.

42 We found that sedimentary Ca concentrations had been declining steadil

43 tion rate is up to 40% higher than published sedimentary CaCO3 accumulation rates for the region.

44 ological analyses, we measured the impact of sedimentary carbon and sulfur transformations in these w

45 Further downward, sedimentary carbon oxidation causes the reduction of As-

46 lfur cycling, and fermentation of refractory sedimentary carbon.

47 s the only known occurrence of a Precambrian sedimentary carbonate with highly (13)C-depleted signatu

48 es (-1.89 to -1.07 per thousand), similar to sedimentary carbonates, suggesting a recycled sediment c

49 correlate with MgO/CaO ratios, unforeseen in sedimentary carbonates.

50 Cambrian was a time of marked biological and sedimentary changes, including the replacement of Proter

51 r the cave entry, as the palaeogeography and sedimentary characteristics of these allochthonous facie

52 We use sedimentary charcoal accumulation rates to construct lon

53 rvational fire records shows the fidelity of sedimentary charcoal records as archives of past fire re

54 ring the early Holocene epoch most low-lying sedimentary coastlines were generally much less resilien

55 rast to a dominantly eroding trend of Arctic sedimentary coasts along the coastal plains of Alaska, S

56 harmaceuticals were well preserved along the sedimentary column, a highly reducing environment.

57 to the ocean-atmosphere system, reflected in sedimentary components as a negative carbon isotope excu

58 gative relation between biodiversity and the sedimentary concentrations of eight metals.

59 cies impoverishment associated with reducing sedimentary conditions whilst those located over highly

60 sand grains with textures typical of fluvial sedimentary conglomerates.

61 We propose that sedimentary control on ice flow is a viable alternative

62 ochemical, isotopic, and (14)C analyses of a sedimentary core from Ostia harbor have allowed us to da

63 Here, we report on a sequence of rhythmic sedimentary couplets comprising the Paleocene/Eocene Mar

64 pographic relief in the LMS region and thick sedimentary covers in the neighbouring Sichuan Basin.

65 ocess, must be taken into account when using sedimentary Cr isotope signatures to diagnose atmospheri

66 Our finding of an important shift in sedimentary Cu isotope compositions across the GOE provi

67 nt, and demonstrates the proxy potential for sedimentary Cu isotope compositions in the study of biog

68 Sedimentary cycles from a drill core in the western Ross

69 omparable to the total change in global mean sedimentary delta(15)N across the Pleistocene-Holocene t

70 Here we show that the value of sedimentary delta(15)N declined from 15,000 years before

71 do not observe a consistent change in global sedimentary delta(15)N values during the past 500 years,

72 Cu values coincides with a shift to negative sedimentary delta(56)Fe values and increased marine sulf

73 marine settings, where marine dissolved and sedimentary delta(65)Cu values are universally positive.

74 Low sedimentary delta15N c. 50-70 yr post-fire, coincident w

75 s have been hypothesized to drive changes in sedimentary denitrification.

76 Sedimentary denitrifiers remove significant amounts of N

77 igenous silt deposited on the Eirik Drift, a sedimentary deposit off the south Greenland margin.

78 Previous studies indicate that geology and sedimentary depositional environments are important fact

79 River delta has broadly similar geology and sedimentary depositional environments to the large delta

80 ace hydrology, soil properties, geology, and sedimentary depositional environments.

81 River; this cessation is recorded in marine sedimentary deposits as a 10-fold reduction in depositio

82 zircon uranium-lead (U-Pb) ages from global sedimentary deposits as a proxy to track the spatial dis

83 Continental glaciogenic sedimentary deposits provide direct physical evidence of

84 Heavy metals from urban runoff preserved in sedimentary deposits record long-term economic and indus

85 sis of scooped aeolian sediments and drilled sedimentary deposits within Gale crater.

86 ck from much younger Cambrian shallow marine sedimentary deposits, is known as the Great Unconformity

87 eshwater inflow, we further hypothesize that sedimentary diene II provides a potentially sensitive pr

88 American margin (10-19 per cent), reductive sedimentary dissolution on the African margin (1-4 per c

89 Footprints represent sedimentary distortions that provide anatomical, functio

90 Sedimentary DNA (sedDNA) has recently emerged as a new p

91 performed the first metagenomic profiling of sedimentary DNA at centennial-scale resolution in the co

92 ic sulfur (DOS) to the ocean but the fate of sedimentary DOS in the oxic, sunlit water column is unkn

93 -generated mesoscale eddies on the deepwater sedimentary dynamic process.

94 pear to depend on the characteristics of the sedimentary environment and the AC amendment strategy (e

95 otodegradation after discharge from the dark sedimentary environment results in DOS molecular transfo

96 tion pathway for pesticides entering the PPL sedimentary environment.

97 implicitly, for different niches within the sedimentary environment.

98 In this study, we use mineral and contextual sedimentary environmental data measured by the Mars Scie

99 fate reduction in methane seeps versus other sedimentary environments (for example, sulfur isotope fr

100 ence for diverse depositional and diagenetic sedimentary environments during the early history of Mar

101 ans, but also from confusion surrounding the sedimentary environments they inhabited and the processe

102 ring pyrite is observed in a wide variety of sedimentary environments, making it a major sink for thi

103 Based on sedimentary evidence and the micro- and macrofauna at th

104 heastward in time and space in the different sedimentary facies across the Donbas Fold Belt, illustra

105 Nine sedimentary facies have been defined.

106 ions reflected in stable carbon isotopes and sedimentary facies in lacustrine strata.

107 Sedimentary facies indicate a paleodepth range from belo

108 The vertical and lateral changes of these sedimentary facies may be the result of temporal and spa

109 ty, arising from the spatial organization of sedimentary facies, finger propagation is reduced in low

110 nct environmental motifs based on changes in sedimentary facies, fossil assemblages, geochemistry, an

111 TD6, analyzing the relationships between the sedimentary facies, the clasts and archaeo-palaeontologi

112 sit can be divided into three units based on sedimentary facies.

113 in remains appear related to three different sedimentary facies: debris flow facies, channel facies a

114 side reaction of, the microbial reduction of sedimentary Fe(III)-oxyhydroxides, but the organism(s) r

115 Erosional and sedimentary features associated with flooding have been

116 flow direction, as well as the erosional and sedimentary features resulting from the disastrous flood

117 The methodology is generalizable to other sedimentary formations in which site-specific trend anal

118 eologic CO2 storage are unlikely because (i) sedimentary formations, which are softer than the crysta

119 oped to estimate the CO2 storage resource in sedimentary formations.

120 t that physiological adaptations to distinct sedimentary geochemical niches evolved in different MCG

121 convergence of views between geophysics and sedimentary geology has been quietly taking place over t

122 On the sedimentary geology side, new quantitative modeling tech

123 ) have received a great deal of attention in sedimentary geology.

124 mpact is causing the degradation of deep-sea sedimentary habitats and an infaunal depauperation.

125 communities of seabed macroinvertebrates on sedimentary habitats and develop widely applicable metho

126 s to impact the functioning and structure of sedimentary habitats and show that such effects may depe

127 horizon and lowest CAMP basalts allows this sedimentary Hg excursion to be stratigraphically tied to

128 ng the case for volcanic Hg as the driver of sedimentary Hg/TOC spikes.

129 Sharp isotopic transitions across sedimentary/igneous lithological boundaries indicate tha

130 This study indicated that the sedimentary indigenous microbial community may shift the

131 he Donbas Fold Belt, illustrating a dominant sedimentary infill along the basin axis, with little bas

132 er, (17)O-depleted sulfate occurs in limited sedimentary intervals, suggesting that Earth surface con

133 cutting dike-like feature is consistent with sedimentary intrusion.

134 issions, iron-dependent AOM strongly impacts sedimentary iron cycling and related biogeochemical proc

135 f cable bacteria generates a large buffer of sedimentary iron oxides before the onset of summer hypox

136 teria, can also induce strong seasonality in sedimentary iron-phosphorus dynamics.

137 inherited from the depositional layering of sedimentary laminations, where the highest permeability

138 size, and delta(13)C values of the deposited sedimentary layer indicated that it was mainly matter fr

139 served but also concentrations from the same sedimentary layers analyzed 20 years previously showed l

140 These tracks are found in multiple sedimentary layers spanning approximately 20 thousand ye

141 ondary trapping, whereby multiple impervious sedimentary layers trap CO2 that has leaked through the

142 Within this framework, delta(13)C values for sedimentary leaf lipids and total organic carbon from Ol

143 We convert sedimentary leaf- and algal-lipid deltaD values into est

144 ratios from microalgal and mangrove-derived sedimentary lipids in the Galapagos to reconstruct marit

145 ween 7,850 and 5,600 y ago, as inferred from sedimentary magnetic susceptibility, oxygen isotopes, an

146 was the discovery of a previously unreported sedimentary marker layer that was generated by a major s

147 erefore, akaganeite provides a potential new sedimentary marker to identify the imprint of the Deccan

148 recycling of the sulphur content of ancient sedimentary materials to the subcontinental lithospheric

149 We measured sedimentary MeHg production at eleven estuarine sites th

150 ox evolution by coupling a large database of sedimentary metal enrichments to a mass balance model th

151 lobal geographic distribution of subseafloor sedimentary microbes and the cause(s) of that distributi

152 This estimate of subseafloor sedimentary microbial abundance is roughly equal to prev

153 correlations, we estimate global subseafloor sedimentary microbial abundance to be 2.910(29) cells [c

154 lower than previous estimates of subseafloor sedimentary microbial abundance.

155 vealed that the composition and structure of sedimentary microbial communities changed significantly

156 Overall, sedimentary microbial communities had higher richness an

157 ition, structure and functional potential of sedimentary microbial community were investigated by seq

158 The centrifuge microscope revealed that sedimentary movements of amyloplasts under hypergravity

159 gh-severity fires were followed by increased sedimentary N stable isotope ratios (delta15N) and bulk

160 Efficient recycling of subducted sedimentary nitrogen (N) back to the atmosphere through

161 Furthermore, synglacial sedimentary nitrogen is isotopically heavier than the mo

162 protection and burial of a large fraction of sedimentary organic carbon (OC).

163 At both sites, sedimentary organic carbon (SOC) Delta(14)C signatures o

164 he penetration depths of excess (234)Th, and sedimentary organic carbon and carbonate were measured t

165 (RP) targets distinct components of soil and sedimentary organic carbon based on their thermochemical

166 olisms are likely to play a critical part in sedimentary organic carbon cycling.

167 background or prespill radiocarbon value for sedimentary organic carbon that produces a conservative

168 tectonic recycling of previously accumulated sedimentary organic carbon, combined with the oxygen sen

169 vide novel insight into the accessibility of sedimentary organic matter and demonstrate how bioavaila

170 arbon isotope records of carbonate rocks and sedimentary organic matter.

171 ght on the degradation mechanism of deep sea sedimentary organic nitrogen.

172 ucturally well-characterized humic acid with sedimentary origin is functionally associated with signi

173 elta(33)S up to +2.2 per thousand) confirm a sedimentary origin of sulfide-bearing banded iron and si

174 w gas pockets are frequently observed in the sedimentary overburden and aggregate leakages along the

175 e mid-Bay to identify sources and pathway of sedimentary P cycling and to infer potential feedbacks o

176 Our results show the strong dependence of sedimentary P release on Fe and S redox cycling.

177 the long-term associations of anthropogenic (sedimentary P, C, and N concentrations, and human popula

178 Here we present sedimentary, paleoenvironmental and paleogenetic evidenc

179 The degradation of sedimentary particulate organic carbon (POC) is a key ca

180 Sedimentary PCB fluxes were an order of magnitude lower

181 Differential reactivity of sedimentary phosphorus (P) pools in response to imposed

182 all was related to corresponding declines in sedimentary phosphorus, organic nitrogen, and organic ca

183 econstructions from northern Europe based on sedimentary pollen records suggest an onset of peak summ

184 tion and for the rheological behavior of the sedimentary prism in accretionary margins.

185 burial, highlighting how the local nature of sedimentary processes affects global records.

186 have evident implications for understanding sedimentary processes in shallow warm-water carbonate pr

187 Here we use a detailed and multi-technique sedimentary provenance dataset from the Yellow River to

188 Here we report on a highly detailed sedimentary proxy record of paleo-TC strikes from the Bl

189 Sulfur isotope evidence from sedimentary pyrites reveals that the exquisite fossiliza

190 the isotope record of seawater sulfates and sedimentary pyrites.

191 Here we show that sedimentary ratios of the radionuclides thorium-230 ((23

192 tly, the litho-stratigraphic features of the sedimentary record account for two aggradational phases

193 particularly abundant, well preserved in the sedimentary record and used in several molecular proxies

194 y from a lack of consensus on the use of the sedimentary record as a proxy for erosion and the diffic

195 yl amides was detected and identified in the sedimentary record from an archaeological site at Yuchis

196 Here we examine a sub-annually resolved sedimentary record from Lake Sauce in the western Amazon

197 glacial cycle from a highly resolved marine sedimentary record in the deep western North Atlantic.

198 The sedimentary record in the Guadix-Baza Basin (southern Sp

199 However, a multiproxy sedimentary record indicates that changes in atmospheric

200 dual incorporation of NMD anomalies into the sedimentary record long after synchronous atmospheric ge

201 an coast in the 1970s, here we report that a sedimentary record of Pyrodinium cysts from the Gulf of

202 h's past surface behaviour from the physical sedimentary record remain controversial, however, in par

203 rine red beds are a prominent feature of the sedimentary record since the middle Ediacaran ( 580 mill

204 The sedimentary record, and associated micropalaeontological

205 Paleobiological data from the youngest sedimentary record, including death assemblages actively

206 seldom leave behind physical fossils in the sedimentary record, recalcitrant lipid biomarkers are us

207 on land and deposited offshore in the marine sedimentary record.

208 y negative terrestrial organic matter to the sedimentary record.

209 e microscopically diagnostic features in the sedimentary record.

210 on years ago (Ma), near the start of Earth's sedimentary record.

211 ets that allow the reconstruction of missing sedimentary records and past geological landscapes.

212 he entire Baltic sea as revealed by multiple sedimentary records and supported by marine ecosystem mo

213 Pb isotopic signatures ((206)Pb/(207)Pb) in sedimentary records assisted in reconstructing the sourc

214 Here we present well-dated sedimentary records from the East Pacific Rise that show

215 Sedimentary records show that preindustrial fluxes and l

216 ers do not leave any microscopic features in sedimentary records.

217 marine environments, and through time using sedimentary records.

218 The conceptual model of the sedimentary redox cycle should therefore explicitly incl

219 Here we present sedimentary redox-sensitive trace-metal records from the

220 rmal venting and reductive and non-reductive sedimentary release to the dissolved phase.

221 ed carbon dioxide sequestration scenarios in sedimentary reservoirs require investigation into the in

222 y the destabilization of carbon from surface sedimentary reservoirs such as methane hydrates.

223 ertainties in the efficacy of CO2 storage in sedimentary rock formations.

224 s of contaminant biodegradation in fractured sedimentary rock have primarily focused on the biomass s

225 f each of these pools was transferred to the sedimentary rock record.

226 atural attenuation or remediation at similar sedimentary rock sites.

227 racted fossil micrometeorites from limestone sedimentary rock that had accumulated slowly 2.7 billion

228 Spatiotemporal variability in sedimentary rock volume, sampling and research effort es

229 In fractured sedimentary rock, diffusion causes nearly all contaminan

230 ifficult to interpret, due to compression in sedimentary rocks [9, 11].

231 Gypsum-rich veins cut sedimentary rocks adjacent to the crater rim.

232 i/Co and Cr/Zn ratios in Archean terrigenous sedimentary rocks and Archean igneous/metaigneous rocks

233 obably fed the formation of altered, layered sedimentary rocks and fretted terrain found throughout t

234 0-3,700 million year (Myr)-old metamorphosed sedimentary rocks and minerals from the Isua supracrusta

235 Sedimentary rocks are the archives of environmental cond

236 Sedimentary rocks at Yellowknife Bay (Gale crater) on Ma

237 Sedimentary rocks deposited across the Proterozoic-Phane

238 ms of archaeal tetraether membrane lipids in sedimentary rocks document their participation in marine

239 Sedimentary rocks examined by the Curiosity rover at Yel

240 Sedimentary rocks exposed by this mechanism may thus off

241 Lipid molecules preserved in sedimentary rocks facilitate the reconstruction of event

242 Sedimentary rocks from Virginia through Florida record m

243 (reported as Delta(33)S) recorded in Archean sedimentary rocks helps to constrain the composition of

244 Sedimentary rocks host a vast reservoir of organic carbo

245 eralogy, and geologic history of Precambrian sedimentary rocks indicates that the Fe isotope record d

246 stigate the paleoclimate record preserved by sedimentary rocks inside the 150-kilometer-diameter Gal

247 +/- 1.2 per thousand from marine and fluvial sedimentary rocks of prehnite-pumpellyite to greenschist

248 Carbonate concretions occur in sedimentary rocks of widely varying geological ages thro

249 The geochemistry of these sedimentary rocks provides further evidence for diverse

250 mpilation of phosphorus abundances in marine sedimentary rocks spanning the past 3.5 billion years.

251 n banded iron formations, globally important sedimentary rocks that are found on every continent toda

252 nts were performed using minimally disturbed sedimentary rocks to measure the coupled diffusion and a

253 metacarbonates, and by interlayered detrital sedimentary rocks with cross-lamination and storm-wave g

254 are investigated through twelve hydrophilic sedimentary rocks with pore-throat radius between 1.2 an

255 fossils are often associated with iron-rich sedimentary rocks, but their affinities, metabolism, and

256 sibly 4,280 million years old in ferruginous sedimentary rocks, interpreted as seafloor-hydrothermal

257 The Curiosity rover discovered fine-grained sedimentary rocks, which are inferred to represent an an

258 erpreting the carbon isotopic composition of sedimentary rocks, which in turn requires a fundamental

259 naceous compressions in fined-grained marine sedimentary rocks.

260 ale crater on Mars expose thick sequences of sedimentary rocks.

261 and enters long-term geologic storage within sedimentary rocks.

262 ve for interpreting diagenetic signatures in sedimentary rocks.

263 tion of CO2 into six water-rock batches with sedimentary samples collected from representative potabl

264 ts of a study of organic biomarkers within a sedimentary section at the archaeological site of Yuchis

265 response to glacial-interglacial cycles in a sedimentary section drilled on the Peruvian shelf (Ocean

266 e past 282,000 years, inferred from a marine sedimentary sequence collected off the eastern coast of

267 opic ratios of lead measured on a well-dated sedimentary sequence from Neapolis' harbor covering the

268 d an evolving Antarctic circumpolar current, sedimentary sequence interpretation and numerical modell

269 ns, so an improved chronostratigraphy of the sedimentary sequence is warranted.

270 Firestone et al. sampled sedimentary sequences at many sites across North America

271 ions for the past 2100 y based on salt-marsh sedimentary sequences from the US Atlantic coast.

272 d on 11 widely separated archaeological bulk sedimentary sequences.

273 d between 12.9 and 25 Ma, as mirrored by the sedimentary signature of dust influx.

274 ines the retention of elemental and isotopic sedimentary signatures in an industrialized estuarine sy

275 erring a large quantity of reduced OC to the sedimentary sink, which could otherwise be oxidized back

276 vidence of systematic accumulation of OBT in sedimentary sinks of the region, an estimation of its de

277 This modest retention in the principal sedimentary sinks of the Severn Estuary system reflects

278 Although BC is known as an important sedimentary sorbent for HOCs, its affinity for PBDEs has

279 The total sedimentary spatial extent of MOSSFA, as calculated by i

280 oble gases and methane originate from common sedimentary strata, likely the Strawn Group.

281 Small-scale (mm to m) sedimentary structures (e.g. ripple lamination, cross-be

282 anada reveals widespread microbially induced sedimentary structures and typical Ediacaran-type matgro

283 ing of clay minerals and microbially induced sedimentary structures in siliciclastic sediments.

284 osely resemble those on Mars include complex sedimentary structures produced by a combination of biot

285 l dimensions, dominance of upper flow regime sedimentary structures, and prevalent crevasse splay dep

286 nic Anoxic Event or T-OAE from an open ocean sedimentary succession from western North America.

287 Antarctic sedimentary successions indicate AIS expansion at 6 Ma c

288 e fractionation preserved in many Neoarchean sedimentary successions suggests that sulfate-reducing m

289 constituent of Archean and Early Proterozoic sedimentary successions.

290 amics and related climate change recorded in sedimentary successions.

291 sulfur isotopic composition (delta(34)S) of sedimentary sulfate and sulfide phases over Earth histor

292 to organic carbon oxidation or in diffusive sedimentary sulfate-methane transition zone).

293 que environment to explore the speciation of sedimentary sulfur (S).

294 eviously overlooked depositional controls on sedimentary sulfur isotope records, especially associate

295 , we investigate alternative controls on the sedimentary sulfur isotopic composition of marine pyrite

296 tic approaches to integrating source-to-sink sedimentary systems have led to clearer understanding of

297 Data from three sedimentary systems in New Zealand illustrate this.

298 omite is abundant in ancient low-temperature sedimentary systems, it is scarce in modern systems belo

299 Sedimentary total Hg concentrations ranged across 5 orde

300 ely reflect differential diagenesis, without sedimentary trigger.