ライフサイエンスコーパス: arctic

1 Siberian shelves, western Arctic and central Arctic.

2 , partially ice-covered gulf in the Canadian Arctic.

3 ring system located within the Canadian High Arctic.

4 on size in all other regions of the Eurasian Arctic.

5 sect communities in 16 localities across the Arctic.

6 and thereby northward heat transport to the Arctic.

7 late future sea ice in in a rapidly evolving Arctic.

8 yearly sampling (2013-2018) in the Canadian Arctic.

9 dation within archaeological deposits in the Arctic.

10 ls of genetic diversity in the east Canadian Arctic.

11 d dispersal of non-native species within the Arctic.

12 ms for evaluating carbon-climate feedback in Arctic.

13 may facilitate species dispersal within the Arctic.

14 ue opportunity for cloud measurements in the Arctic.

15 gement of ship-borne invasive species in the Arctic.

16 teleconnection between the North Pacific and Arctic.

17 ially in high northern latitudes such as the Arctic.

18 organic archaeological deposits found in the Arctic.

19 e discharge as an OPE source to the Canadian Arctic.

20 ter in permafrost are liberated in a warming Arctic.

21 ics in fluctuating environments, such as the Arctic.

22 using a well-characterized outbreak from the Arctic (2011-2012, 50 cases).

23 y water from the North Atlantic entering the Arctic (260 +/- 20 pg/L versus 190 +/- 10 pg/L).

24 ve been documented in several species in the Arctic, a region that is warming rapidly.

25 a42 to study the aggregation kinetics of the Arctic Abeta42 mutant peptide and its heterogeneous stru

26 The Arctic acts as a chemical sink, which makes this system

27 plotypes of genes that potentially relate to Arctic adaptation were established by 9500 years ago.

28 The jet stream dividing cold Arctic air from warm air deviated from normal zonal patt

29 No periods of "clean" (nonpolluted) Arctic air were observed.

30 Reduced sea ice may contribute to warming of Arctic air(4-6), which can lead to warming far inland(7)

31 Arctic Alaska lies at a climatological crossroads betwee

32 ons suggest the Early and Middle Holocene in Arctic Alaska were characterized by less sea ice, a grea

33 oisture, and ocean-atmosphere circulation in Arctic Alaska, limiting our understanding of the relatio

34 ns of less sea ice and more precipitation in Arctic Alaska.

35 ange are causing woody plant encroachment in arctic, alpine, and arid/semi-arid ecosystems around the

36 total wildfire-induced Hg deposition to the Arctic amounts to about one-third of the deposition caus

37 cuss some relevant physical processes (e.g., Arctic amplification and polar vortex movement) that lik

38 at vegetation at high latitudes enhances the Arctic amplification via remote and time-delayed physiol

39 her maritime Antarctic locations and in High Arctic and alpine regions already exceeding 20 degrees C

40 roup 4 species were frequently isolated from arctic and alpine zones, which was rarely the case for g

41 Sea ice cover in the Arctic and Antarctic is an important indicator of change

42 sponding to the mean and annual variation of Arctic and Antarctic sea ice concentration and observe d

43 Arctic and boreal ecosystems play an important role in t

44 riginated from the Siberian shelves, western Arctic and central Arctic.

45 ater-mediated species introductions into the Arctic and dispersal of non-native species within the Ar

46 t identify high-risk connections between the Arctic and non-Arctic ports that could be sources of non

47 s at a climatological crossroads between the Arctic and North Pacific Oceans.

48 gs demonstrate the interconnectedness of the Arctic and North Pacific on multimillennial timescales,

49 n to improve survival rates in several other Arctic and northern terrestrial herbivorous species thro

50 explain the relationship between an ice-free Arctic and permafrost thawing before 0.4 Ma.

51 gh substantial animal tracking data from the Arctic and subarctic exist, most are difficult to discov

52 0.05) in high-Arctic lagoons compared to sub-Arctic and temperate plants.

53 on-specific oil spill risk assessment in the Arctic and that environmental variability and the lack o

54 ades being prominent from the tropics to the Arctic and their abundances increasing worldwide, our st

55 along a latitudinal gradient in the Alaskan Arctic and transplanted into a common garden.

56 lagoons processing wastewater from two high-Arctic and two sub-Arctic of Canada communities to asses

57 along a sampling transect from Europe to the Arctic and two transects within Fram Strait, located bet

58 n North America and Europe to the Amazon and Arctic, and, most recently, the 2019-2020 fires in easte

59 Here, we present the new Arctic Animal Movement Archive (AAMA), a growing collect

60 no change could be detected in the Canadian Arctic Archipelago (CAA) and in the Greenland Sea.

61 caribou (Rangifer tarandus), in the Canadian Arctic Archipelago from 1980 through 2017.

62 Birds migrating to the Arctic are expected to follow the spring snowmelt to opt

63 emperate and tropical surface waters and the Arctic as biodiversity hotspots and mechanistic hypothes

64 We measured laminarin along transects in the Arctic, Atlantic, and Pacific oceans and during three ti

65 Next, we focus on within-Arctic ballast-mediated species dispersal where we use h

66 (Dipoides sp.) from the Early Pliocene, High Arctic Beaver Pond fossil locality (Ellesmere Island), i

67 o consideration in the context of a greening arctic because productivity and ecosystem C sequestratio

68 and Shrub vegetation (+7.4 +/- 2.0%) in the Arctic biome.

69 old periods due to competing effects between Arctic biomes (ice, tundra, taiga).

70 istribution of plant functional types across Arctic-Boreal ecosystems, which has significant implicat

71 oarse, large-scale land cover changes in the Arctic-Boreal region (ABR) have been poorly characterize

72 As part of NASA's Arctic-Boreal Vulnerability Experiment, we sampled 79 st

73 cator-tracked little auk Alle alle from five Arctic breeding colonies.

74 ival and timing of spring migration for High Arctic breeding sanderling Calidris alba using six and e

75 However, some species, such as Arctic-breeding geese, have thrived during this period.

76 Arctic-breeding seabirds contain high levels of many ant

77 he need for a process-based understanding of Arctic browning in order to predict how vegetation and C

78 ent aspirations to ban heavy fuel oil in the Arctic but show that we should not underestimate the ris

79 changes at a lake on southern Baffin Island, Arctic Canada.

80 As arctic carbon (C) stocks predominantly are located below

81 icant spatial heterogeneity in multi-decadal Arctic carbon cycle trajectories and argue for more mech

82 ying ice floes (n = 22) were assessed in the Arctic Central Basin (ACB).

83 genetic stages of three sympatric species of Arctic cephalopods (genus Rossia) were studied to assess

84 sea temperatures and population dynamics of Arctic cetaceans remains largely unexplored.

85 However, its remote impacts on the Arctic climate system are unclear.

86 The Arctic climate was warmer than today at the last intergl

87 fy woolly rhinoceros-specific adaptations to arctic climate, similar to those of the woolly mammoth.

88 aximum ice-loss region north of the Siberian Arctic coast and the Intertropical Convergence Zone (ITC

89 over are set to dramatically alter available Arctic coastal habitat, with the potential loss of diver

90 he Last Glacial Maximum, we hypothesize that Arctic coastal systems were recolonized from many geogra

91 tudies have quantified groundwater inputs to Arctic coastal waters under contemporary conditions.

92 afe drinking water is a perpetual concern in Arctic communities because of challenging climatic condi

93 cold, low-salinity surface water exiting the Arctic compared to warmer, higher-salinity water from th

94 hlight the importance of OPEs as water-based Arctic contaminants subject to long-range transport and

95 size that this transition is consistent with Arctic cooling: Prior to 6 Ma, low-latitude continental

96 By flowing northward through the European Arctic Corridor (the main Arctic gateway where 80% of in

97 Accentuated warming in the Arctic could lead to significant reductions in the preci

98 ces in VOC emission responses in the warming Arctic, depending on the local vegetation cover and the

99 a greater contribution of isotopically heavy Arctic-derived moisture, and wetter climate.

100 henotypic responses of strains from the same Arctic diatom population diverge and whether the physiol

101 l ecosystem devastation, we demonstrate how 'Arctic Dimming' can explain the circumpolar 'Divergence

102 he southeastern Arctic Ocean with a dominant Arctic dipolar pattern, may be a recurrent feature under

103 in the Arctic Ocean, not unlike those of the Arctic dipole linked to the recent loss of Arctic sea ic

104 results suggest that in parts of the warming Arctic, Dryas is being simultaneously exposed to increas

105 ge, but have seen limited application in the Arctic due to a series of limitations.

106 (R(soil) ) was carried out in widespread sub-Arctic dwarf shrub heathland, incorporating both mortali

107 Consequently, Arctic ecosystems are expected to greatly increase their

108 Cold seasons in Arctic ecosystems are increasingly important to the annu

109 potential for increases in mercury inputs to arctic ecosystems downstream of glaciers despite recent

110 Disruption of Arctic ecosystems is accelerating, with impacts ranging

111 conservation, monitoring, and management of Arctic ecosystems through genomic approaches.

112 biomass and thus drive the responsiveness of arctic ecosystems to climate change.

113 ariability in predicting biomagnification in Arctic ecosystems using a mechanistic biomagnification m

114 e widespread distribution of wolf spiders in arctic ecosystems, body size shifts in these predators a

115 In arctic ecosystems, climate change has increased plant pr

116 asonal differences in MeHg cycling unique to Arctic ecosystems.

117 genic mercury (Hg) inputs in the circumpolar Arctic, elevated concentrations of methylmercury (MeHg)

118 However, few observations of these local Arctic emissions exist, limiting the understanding of im

119 Arctic endemic diversity was likely additionally driven

120 considered to be among the most sensitive of Arctic endemic marine mammals to climate change due to t

121 High boreal R. megaptera and Arctic endemic R. moelleri shared three traits with each

122 cidents pose a poorly understood risk to the Arctic environment.

123 ng that these communities are susceptible to Arctic environmental changes.

124 Arctic feedbacks accelerate climate change through carbo

125 Considering the nonlinear Arctic feedbacks makes the 1.5 degrees C target marginal

126 In earthworms exposed to Ansulite and Arctic Foam aqueous film-forming foams (AFFFs), the BSAF

127 eather/climate and pollutant accumulation in Arctic food webs and the critical role of ongoing monito

128 c variability on biomagnification of POPs in Arctic food webs.

129 he presence of toxic methylmercury (MeHg) in Arctic freshwater ecosystems and foodwebs is a potential

130 the North Atlantic Current and diversion of Arctic freshwater from the western boundary into the eas

131 rough the European Arctic Corridor (the main Arctic gateway where 80% of in- and outflow takes place)

132 ischemia, including the hibernation-capable Arctic ground squirrel (AGS).

133 expression profiling in quadriceps muscle of arctic ground squirrels, comparing hibernating (late in

134 lationship and are facing climate-associated Arctic habitat loss and harmful dietary exposure to tota

135 Warming in the Arctic has been more apparent in the non-growing season

136 persistent organic pollutants (POPs) in the Arctic has been of constant concern, as these chemicals

137 Thus, the future for Arctic herbivores facing climate change may be brighter

138 into the consequences of climate change for Arctic herbivores, highlighting the positive impact of w

139 g well-dated volcanic fallout records in six Arctic ice cores that one of the largest volcanic erupti

140 Leads are a key feature of the Arctic ice pack during the winter owing to their substan

141 After a year-long expedition into the Arctic ice, the research vessel Polarstern returns with

142 the distributions of shrub herbivores in the Arctic, including creation of novel communities and ecos

143 environmental conditions can constrain this Arctic introduction network for species with different p

144 ular, wolf spiders, one of the most abundant arctic invertebrate predators, are becoming larger and t

145 hough logistically challenging to study, the Arctic is a bellwether for global change and is becoming

146 The Arctic is entering a new ecological state, with alarming

147 The Arctic is experiencing a rapid shift toward warmer regim

148 The Arctic is facing higher summer temperatures and extreme

149 The surface warming in the Arctic is further amplified by local feedbacks, and cons

150 Rapid warming in the Arctic is leading to widespread heterogeneous shrub expa

151 Climate change in the Arctic is occurring rapidly, and projections suggest the

152 The Arctic is one of the least human-impacted parts of the w

153 conditions, as those encountered in the high Arctic, is largely unknown, especially for species where

154 ere significantly greater (p < 0.05) in high-Arctic lagoons compared to sub-Arctic and temperate plan

155 ed concentrations of PBDEs and NBFRs in high-Arctic lagoons were probably related to high organic mat

156 EPFAAs in influent and effluent of the Arctic lagoons were within the lower end of the range of

157 er capita mass effluent loadings of the four Arctic lagoons, mass loadings to the Arctic of Canada vi

158 ces for Lake Hazen, the world's largest High Arctic lake by volume, for 2015 and 2016.

159 PRLR in sea lamprey (Petromyzon marinus) and Arctic lamprey (Lethenteron camtschaticum), extant membe

160 highlights the need to take stock of unique Arctic marine biodiversity.

161 The Arctic marine biome, shrinking with increasing temperatu

162 Our results suggest Arctic marine biomes persisted through cycles of glaciat

163 s of methylmercury (MeHg) are accumulated in Arctic marine biota.

164 ctic Ocean with potential alterations of the Arctic marine food web and biogeochemical cycles.

165 This study presents genetic data for 109 Arctic marine forest species (seaweeds), which revealed

166 head whales, and likely other ice-associated Arctic marine mammals, will cope with changes in Arctic

167 thane- and sulfur-cycling gene abundances in Arctic marine sediments, we collected sediments from off

168 As such, Arctic marine species are potentially born from selectiv

169 8) were isolated and characterized from the Arctic, marine hydrozoan Thuiaria breitfussi.

170 Increased economic activity in the Arctic may increase the risk of oil spills.

171 ~80,000-y-old subsurface sediments from the Arctic Mid-Ocean Ridge.

172 zing uncertainties (<10%) in regional to Pan-Arctic modeling applications.

173 tum) is a foundation species for much of the arctic moist acidic tundra, which is currently experienc

174 d for the first time the level to which high arctic muskoxen (Ovibos moschatus) adopt hypothermia and

175 hila melanogaster model of AD expressing the Arctic mutant Abeta42 gene.

176 We also found that aggregates formed by Arctic mutant Abeta42 were more resistant to intracellul

177 n, Vestertana Group, Digermulen Peninsula in Arctic Norway, is a new carbonaceous organ-taxon which c

178 rt that all the observed NPF events from the Arctic Ocean 2018 expedition are driven by iodic acid wi

179 rong across the circumpolar north, where the Arctic Ocean accounts for 1% of the global ocean volume

180 ve surface heat energy is transported to the Arctic ocean and contributes to the sea ice loss, thereb

181 ng source of freshwater and nutrients to the Arctic Ocean as permafrost thaws, yet few studies have q

182 the Lomonosov Ridge that extends across the Arctic Ocean from northern Greenland to the Laptev Sea w

183 Historically, sea ice loss in the Arctic Ocean has promoted increased phytoplankton primar

184 ncreasing influence of Atlantic water in the Arctic Ocean has the potential to significantly impact r

185 In the Arctic Ocean ice algae constitute a key ecosystem compon

186 lastics in environmental compartments of the Arctic Ocean is important in assessing the potential thr

187 nventory in the water column of the Canadian Arctic Ocean points to the need for international regula

188 The OPE inventory of the Canadian Arctic Ocean representative of years 2013-2018 was estim

189 of the ongoing anthropogenic warming on the Arctic Ocean sea ice is ascertained and closely monitore

190 This suggests a future Arctic Ocean that can support higher trophic-level produ

191 In the central Arctic Ocean the formation of clouds and their propertie

192 According to the model, Arctic Ocean warming following the summer sea-ice melt d

193 ally ice-free conditions in the southeastern Arctic Ocean with a dominant Arctic dipolar pattern, may

194 ogical and physical "Atlantification" of the Arctic Ocean with potential alterations of the Arctic ma

195 dy stressor interactions in the Chukchi Sea (Arctic Ocean) due to its extensive climate-driven loss o

196 main stem Yenisei River, and ultimately the Arctic Ocean, in the coming decades.

197 ed west-east surface ocean conditions in the Arctic Ocean, not unlike those of the Arctic dipole link

198 ocean color algorithm parameterized for the Arctic Ocean, we show that primary production increased

199 w-spreading Gakkel mid-ocean ridge under the Arctic Ocean, where the lithosphere is thickest, crystal

200 ry mirrors that of year-round sea ice in the Arctic Ocean, which was largely absent before about 0.4

201 from Schrader Pond, located ~80 km from the Arctic Ocean, which we interpret alongside synthesized r

202 ntial to influence cloud properties over the Arctic Ocean.

203 lastics in the remote and seemingly pristine Arctic Ocean.

204 utrients and planktonic organisms toward the Arctic Ocean.

205 tnesa Ridge, a methane cold seep site in the Arctic Ocean.

206 wastewater from two high-Arctic and two sub-Arctic of Canada communities to assess the importance of

207 he four Arctic lagoons, mass loadings to the Arctic of Canada via WWTP effluent were estimated as 140

208 We find that wind-driven routing of Arctic-origin freshwater intimately links conditions on

209 ontributions from atmospheric sources to the Arctic outflow and a higher retention of the long-chain

210 ts for the emission of terrestrial carbon in Arctic permafrost landscapes.

211 -risk connections between the Arctic and non-Arctic ports that could be sources of non-native species

212 biogeochemical models used for local to Pan-Arctic projections of ecological responses to climate ch

213 Significant correlations between this High-Arctic proxy and other highly resolved Atlantic SST prox

214 wo unique traits each with widespread boreal-Arctic R. palpebrosa.

215 have shown that despite its remoteness, the Arctic region harbors some of the highest microplastic (

216 The radiative balance in the Arctic region is sensitive to in-cloud processes, which

217 change has wide-ranging implications for the Arctic region, including sea ice loss, increased geopoli

218 Downwind from the world's most polluted Arctic region, tree mortality rates of up to 100% have d

219 es of Atlantic mixing and warming within the Arctic region.

220 s between western North Atlantic and eastern Arctic regions.

221 able, coordinated, safe and locally-embedded Arctic research enterprise.

222 Arctic research faces unprecedented disruptions due to C

223 Rapid climate warming in the Arctic results in multifaceted disruption of biodiversit

224 Yet estimates of Arctic riverine mercury (Hg) export constrained from dir

225 We determine that the six major Arctic rivers exported an average of 20 000 kg y(-1) of

226 mpling program that focused on the six major Arctic rivers to establish a contemporary (2012-2017) be

227 flect on the current state and the future of Arctic science and move towards a more resilient, thus e

228 This comment looks forward to how Arctic science could be conducted in the future.

229 Arctic science has been greatly affected by COVID-19.

230 ic marine mammals, will cope with changes in Arctic sea ice dynamics as historically ice-covered area

231 The rapid decrease in Arctic sea ice is motivating development and increasing

232 iberian permafrost is robust to warming when Arctic sea ice is present, but vulnerable when it is abs

233 ossil fuel extraction predicted to accompany Arctic sea ice loss.

234 conceptual model connecting seasonal loss of Arctic sea ice to midlatitude extreme weather events is

235 ygen isotope data are recording multidecadal Arctic sea ice variability and through the climate model

236 modern climate change, future loss of summer Arctic sea ice will accelerate the thawing of Siberian p

237 Our results imply that declining Arctic sea ice will lead to an increasingly energetic Be

238 ospheric response to a prescribed decline in Arctic sea ice, we show that including interactive strat

239 proposed to explain the accelerated loss of Arctic sea ice, which remains to be controversial.

240 e Arctic dipole linked to the recent loss of Arctic sea ice.

241 the influence of natural climate drivers on Arctic sea ice.

242 se marine sedimentary records to reconstruct Arctic sea-ice fluctuations.

243 termined by changes in the seasonal cycle of Arctic sea-ice that are forced by orbital variations and

244 rfluorooctanoic acid (PFOA), was detected in Arctic seawater for the first time.

245 In the wake of the announced development of Arctic shipping, the need to understand the behavior of

246 ddy covariance CH(4) measurements from three Arctic sites with multi-year observations.

247 In the Arctic, snow directly influences resource availability.

248 Arctic soils are covered by snow and ice throughout most

249 In this study, we sampled arctic soils from sites with different elevations in Ala

250 As Arctic soils warm, thawed permafrost releases nitrogen (

251 piration, despite the high C content of most Arctic soils.

252 ming events on the demographic history of an Arctic specialist, we examined both mitochondrial and nu

253 ver, as conducting empirical studies for all Arctic species and POPs individually is unfeasible, in s

254 perturbations may cause major reshuffling of Arctic species compositions and functional trait profile

255 gia as a potential refugium for cold-adapted Arctic species under ongoing climate warming.

256 oic acid (PFNA) in outflowing water from the Arctic suggests a higher contribution of atmospheric sou

257 transport of warm North Pacific water to the Arctic through the Bering Strait.

258 Arctic top predators are expected to be impacted by incr

259 al approach) in one of the most contaminated arctic top predators, the glaucous gull Larus hyperboreu

260 data from several warming experiments in the Arctic tundra and dynamic ecosystem modeling, we separat

261 roductivity across much, but not all, of the Arctic tundra biome during recent decades.

262 Yet ecological change across the Arctic tundra biome remains poorly quantified due to fie

263 Here, we assess decadal changes in Arctic tundra greenness using time series from the 30 m

264 The Arctic tundra is a low productivity ecosystem supporting

265 The expansion of shrubs across the Arctic tundra may fundamentally modify land-atmosphere i

266 f the Sahara Desert (SD) and greening of the Arctic tundra-glacier region (ArcTG) have been hot subje

267 ure limited in the boreal region than in the Arctic tundra.

268 We sampled in three geographic regions: the Arctic, two depth transects in the Adriatic Sea, and the

269 Here, different strains of Arctic U. lactuca were mass-cultivated under controlled

270 sity increases in colder regions such as the Arctic under sustained global warming, but with complex

271 Arctic ungulates are experiencing the most rapid climate

272 y-scale wave propagation act to increase the Arctic upper-level geopotential heights and temperatures

273 obal warming needed for a September ice-free Arctic, using an ensemble of historical and representati

274 ng warming has strong, increasing effects on Arctic VOC emissions.

275 s establish a benchmark in the face of rapid Arctic warming and an intensifying hydrologic cycle, whi

276 ines, we explored climatological drivers for Arctic warming as determinants of range expansion for tw

277 Arctic warming can influence tundra ecosystem function w

278 the contribution of physiological effects to Arctic warming represents about 10% of radiative forcing

279 butes to the sea ice loss, thereby enhancing Arctic warming.

280 sed by a weakening of the SASM during abrupt arctic warming.

281 gh latitudes are occurring more often as the Arctic warms faster than mid-latitudes, both in the rece

282 lance but as data coverage increases and the Arctic warms, the cold season has been shown to account

283 ably related to high organic matter found in Arctic wastewater due to lower consumption of potable wa

284 Open Arctic waters also increase the source of moisture and i

285 atification but an eventual incursion of sub-Arctic waters into the North Sea re-established density-

286 f the species sampled appeared restricted to Arctic waters.

287 MeHg production and bioaccumulation in high Arctic waters.

288 Upscaled to the pan-Arctic, we estimate THg flux of 37 000 kg y(-1).

289 bserve the emergence of shipping hubs in the Arctic where the cumulative risk of non-native species i

290 tic impacts are especially pronounced in the Arctic, which as a region is warming twice as fast as th

291 This may be especially true in the Arctic, which is disproportionally impacted by climate w

292 ta sets spanning 40 years, which is rare for Arctic wildlife, for two species of seabird were assesse

293 nd changes in snowpack are leading to warmer Arctic winter soils.

294 In conclusion, the legacy of Arctic winter storms for sea-ice and the ice-associated

295 communities remain active during much of the Arctic winter, despite deeply frozen soils.

296 depends on its body reserves to overcome the arctic winter, we investigated the direct and indirect i

297 Arctic winters are largely harsh and inaccessible leadin

298 temperature gradient-that is, warming of the Arctic with respect to the Equator-during the early to m

299 riched diversity levels in the east Canadian Arctic, with important contributions stemming from north

300 Predicted climate changes in the Arctic would have an impact on competition among Rossia