ライフサイエンスコーパス: boreal

1 variability of post-thaw carbon dynamics in boreal and arctic ecosystems.

2 g landscape-scale methane (CH4 ) fluxes from boreal and arctic regions, and determining how they are

3 year) were found for perch and pike in both boreal and subarctic Fennoscandia, suggesting common env

4 reshwater fish showed consistent declines in boreal and subarctic Fennoscandia.

5 genic volatile organic compounds (VOCs) from boreal and subarctic forests and promote the formation o

6 Subsequent analysis of 21 boreal and subarctic lakes showed that diet of herbivoro

7 species growing in a transition zone between boreal and temperate biomes.

8 forests across the whole Northern Hemisphere boreal and temperate deciduous forest region for the rev

9 a major role in regulating carbon fluxes in boreal and temperate ecosystems.

10 Ectomycorrhizal (ECM) fungi are integral to boreal and temperate forest ecosystem functioning and nu

11 and wildlife herbivory) substantially affect boreal and temperate forest ecosystems globally.

12 we documented the topsoil microbiomes of 145 boreal and temperate terrestrial sites in the Baltic reg

13 rogen conservative than arbuscular plants in boreal and tropical ecosystems, although differences in

14 he edges of globally important biomes (e.g., boreal and tropical forests).

15 only two unique traits each with widespread boreal-Arctic R. palpebrosa.

16 Using the southern boreal as an analog, the northern boreal may undergo fun

17 In other regions, Europe, boreal Asia, Africa, South Asia, and Oceania, it was dif

18 the SSSA dipole structure is identified for boreal autumn.

19 e situation in the countries of the European boreal biogeographic region.

20 ecades of aggressive fire suppression in the boreal biome of Canada has reduced the proportion of rec

21 ed positive net CO2 uptake trends across the boreal biome.

22 ar changes for evergreen conifers across the boreal biome.

23 eciduous Forest area (+14.8 +/- 5.2%) in the Boreal biome; and (b) climate-driven expansion of Herbac

24 faster compared to trees from temperate and boreal biomes and live significantly shorter, on average

25 orest management activities in temperate and boreal biomes.

26 rruptions of Pine Siskins and possibly other boreal bird populations in North America.

27 uced in the years following masting, driving boreal birds to search elsewhere for food and overwinter

28 in the future, the carbon uptake capacity of boreal bogs may be threatened.

29 Our analysis of 160 communities across boreal Canada shows that 54.4% exhibited a deficit or la

30 mmability in the wildland-urban interface of boreal Canada.

31 increase and have a key role in shifting the boreal carbon balance.

32 erine sites from temperate, subtropical, and boreal climate zones on four continents, we characterize

33 e relatively well understood in tropical and boreal climates, but the effects of reforestation on war

34 es were temperate angiosperms, but one was a boreal conifer, contrary to predictions.

35 and surface-atmosphere coupling of European boreal coniferous forests was explored using eddy-covari

36 LAI is used in upscaling energy exchanges of boreal coniferous forests.

37 ter), climatic conditions (Atlantic, alpine, boreal, continental, Mediterranean) and land uses (arabl

38 By 2100, boreal deciduous tree area is expected to increase by 1-

39 threaten to shift the carbon balance of the boreal ecosystem from net accumulation to net loss(1), r

40 troduced a model decomposition scheme in the Boreal Ecosystem Productivity Simulator (BEPS) and then

41 ortions of North America's northern hardwood/boreal ecosystem.

42 ) when cultivated on podzols in cool climate boreal ecosystem.

43 Boreal ecosystems documented in the Fimon record reacted

44 Arctic and boreal ecosystems play an important role in the global c

45 Rich fens are common boreal ecosystems with distinct hydrology, biogeochemist

46 tion of plant functional types across Arctic-Boreal ecosystems, which has significant implications fo

47 cultivated in podzols under cool climate in boreal ecosystems.

48 These sites are at the temperate-boreal ecotone, and we measured three species from each

49 combine data from a network of temperate and boreal eddy covariance towers, satellite data, plant tra

50 We reveal the distinctiveness of boreal endophytes relative to soil fungi worldwide and e

51 in situ observations in tropical and arctic/boreal environments, use of space-based techniques can r

52 eter observations across northern hemisphere boreal evergreen forests for 1979-2014.

53 ng of spring snowmelt is quantified here for boreal evergreen forests.

54 In boreal fall, when dust transport is at an annual minimum

55 ing bio- and photodegradation of colloids in boreal Fe- and DOM-rich humic waters (a stream and a fen

56 the largest deposition occurring during the boreal fire season.

57 Tg C, emphasizing the importance of southern boreal fires for regional carbon budgets.

58 along a gradient from temperate to subarctic boreal forest (38 sites between latitudes 48 degrees N a

59 performed a warming experiment in an Alaskan boreal forest and examined changes in the prevalence of

60 moose and elk at about 11.5 cal. kyr bp, and boreal forest approximately 10 cal. kyr bp.

61 hypothesis is that widespread masting in the boreal forest at high latitudes is driven primarily by f

62 riability in the Arctic tundra, parts of the boreal forest belt, the tropical rainforest, alpine regi

63 adic permafrost zone of northwestern Canada, boreal forest carbon dioxide (CO2 ) fluxes will be alter

64 studying needle litter decomposition along a boreal forest climate transect.

65 s due to climate change may cause a shift in boreal forest composition toward reduced dominance of co

66 Fire is a primary driver of boreal forest dynamics.

67 Lowland boreal forest ecosystems in Alaska are dominated by wetl

68 Boreal forest fires emit large amounts of carbon into th

69 ar, recent site-level studies of the Alaskan boreal forest have reported both increases and decreases

70 This study emphasizes the importance of boreal forest humus soils for Hg storage and reveals tha

71 ide climate gradient the southern end of the boreal forest in Asia to assess their response to climat

72 and LRU of Scots pine branches measured in a boreal forest in Finland during the spring recovery and

73 quence spanning over more than 5000 years in boreal forest in northern Sweden that belowground invent

74 ss multiple plots in four field sites within boreal forest in the discontinuous permafrost zone (NWT,

75 ation and also demonstrate the importance of boreal forest in the global and regional Hg cycle throug

76 m wildfire events, indicating that different boreal forest land use practices can generate divergent

77 rmafrost zone of North America, thaw-induced boreal forest loss is leading to permafrost-free wetland

78 Therefore, permafrost thaw-induced boreal forest loss may modify regional precipitation pat

79 emote sensing to characterize the impacts of boreal forest loss on albedo, eco-physiological and aero

80 g has led to increased productivity near the boreal forest margin in Alaska.

81 We suspect that other regions of the boreal forest may be affected by similar dynamics.

82 ight the prominence of drought stress in the boreal forest of interior Alaska.

83 esponse to climate warming and drying in the boreal forest of interior Alaska.

84 al Forest, NH, and suggest that processes of boreal forest recovery from prior red spruce decline, or

85 es, and turbulent energy fluxes of a lowland boreal forest region in the Northwest Territories, Canad

86 ind that net ecosystem CO2 uptake (NEE) in a boreal forest rose linearly by 4.7 +/- 0.2% of the curre

87 es of up to 100% have destroyed 24,000 km(2) boreal forest since the 1960s, coincident with dramatic

88 able isotope signatures of radiocarbon-dated boreal forest soils and modeled atmospheric Hg depositio

89 Since boreal forest soils can be a source of MeHg in aquatic n

90 Our data clearly show that northern boreal forest soils have a strong sink capacity for Hg,

91 ity of mercury methylating microorganisms in boreal forest soils.

92 Empirical evidence from the Alaska boreal forest suggests that every 1% reduction in overal

93 fections occurred at a high frequency in the boreal forest system and that parasite taxa co-occurred

94 loroplast genome of one of the main Siberian boreal forest tree conifer species Siberian larch (Larix

95 egatively affect the photosynthetic rates of boreal forest tree saplings at their southern range limi

96 s balsamea saplings growing in the B4Warmed (Boreal Forest Warming at an Ecotone in Danger) experimen

97 and their avian hosts in the North American boreal forest, a region characterized by an extraordinar

98 ctivity declines across large regions of the boreal forest, even for trees located in cool and moist

99 tral and western portions of the continent's boreal forest, northeastern North America may act as a c

100 r this signal is present across the northern boreal forest, we compiled published carbon isotope data

101 and its groundwater sources in an old-growth boreal forest, we demonstrate that the (14)C-CO(2) is co

102 thaw-induced increase in CH4 emissions for a boreal forest-wetland landscape in the southern Taiga Pl

103 temperature- and light-limited NEELAND of a boreal forest-wetland landscape.

104 pparent carbon accumulation rates in similar boreal forest-wetland landscapes and eddy covariance lan

105 n without moisture stress, net CO2 uptake of boreal forest-wetland landscapes may decline, and ultima

106 monstrate that a conversion of a present-day boreal forest-wetland to a hypothetical homogeneous wetl

107 , NPF can result in climate warming over the Boreal forest.

108 hanging climate and atmospheric [CO2] in the boreal forest.

109 arbon, influenced chlorination of SOM from a boreal forest.

110 est growth when averaged across the Canadian boreal forest.

111 world's largest terrestrial carbon pools-the boreal forest.

112 phase composition and SOA formation over the Boreal forest.

113 ielded 12 other mammals and the remains of a boreal-forest community.

114 The largest BPE is found in boreal forests (0.48 +/- 0.06) and the lowest in tropica

115 a dataset of European, managed temperate and boreal forests (ICP [International Co-operative Programm

116 Fire is a primary disturbance in boreal forests and generates both positive and negative

117 already been observed in some North American boreal forests and has been attributed to changes in sit

118 Boreal forests are facing profound changes in their grow

119 relationships between k and winter length in boreal forests are not consistent between different regi

120 ng arrival will enhance NPP of temperate and boreal forests by ~0.2 Gt per year at the end of the cen

121 Evergreen conifers in boreal forests can survive extremely cold (freezing) tem

122 kground nutrient status across temperate and boreal forests dominated by spruce, pine or beech.

123 We found southern boreal forests emitted an average of 3.3 +/- 1.1 kg C/m(

124 veground biomass stem growth across Canada's boreal forests from 1950 to the present.

125 Final harvest (clear-cutting) of coniferous boreal forests has been shown to increase streamwater co

126 forests and an increased aspen mortality in boreal forests have been associated with global warming,

127 y of soils from 203 sites across tropical to boreal forests in China spanning a wide range of latitud

128 e high frequency of wildfire disturbances in boreal forests in China, the effects of wildfires on soi

129 s from 16,450 stands across 583,000 km(2) of boreal forests in Quebec, Canada, we observe a latitudin

130 Increased permafrost thaw in lowland boreal forests in response to warming may have consequen

131 position in the Alaskan and western Canadian boreal forests is projected to shift toward early-succes

132 The productive southern boreal forests of central Canada already experience rela

133 erity and environmental factors post-fire in boreal forests of China.

134 oss a 600-km latitudinal transect in eastern boreal forests of North America.

135 Using inventory data of boreal forests of western Canada from 1958 to 2011, we f

136 Boreal forests play a large role in the global carbon cy

137 Boreal forests play critical roles in global carbon, wat

138 High C partitioning belowground in boreal forests reflects a 13-fold greater C cost of N ac

139 Young boreal forests represent a relatively small but persiste

140 Boreal forests represent the world's largest terrestrial

141 ming on trees varies regionally, but in most boreal forests studied to date, tree growth has been fou

142 creased through the climatic transition when boreal forests were locally extirpated.

143 es, but are consistently more pronounced for boreal forests where carbon fluxes are smaller.

144 Coping of evergreen conifers in boreal forests with freezing temperatures on bright wint

145 Hence, boreal forests with sufficient water available during cr

146 istoric fire-return interval of northwestern boreal forests(9).

147 iterranean forests and taller gymnosperms in boreal forests) and latitudinal gradients (e.g. larger p

148 lbedo is a predominantly negative forcing in boreal forests, and one of the strongest overall, due to

149 N-use efficiency is highest in boreal forests, and P-use efficiency in tropical forests

150 ea increased significantly from temperate to boreal forests, coinciding with longer and thinner root

151 Only four biomes (boreal forests, deserts, temperate coniferous forests an

152 s of the planet are comprised of cold (e.g., boreal forests, montane grasslands and tundra) or arid (

153 ha for tropical, subtropical, temperate, and boreal forests, respectively.

154 In boreal forests, the combined effects of recent warming a

155 s are expected to disrupt the functioning of boreal forests, their ultimate implications for forest c

156 consequences of intensifying fire regimes in boreal forests, we studied postfire regeneration in five

157 s hardwood cover are similar among different boreal forests, which differ in the ecological traits of

158 te and environmental change vulnerability of boreal forests.

159 sing tropical, Mediterranean, temperate, and boreal forests.

160 tion strategies to maintain western Canadian boreal forests.

161 son periods for Alaskan and western Canadian boreal forests.

162 P, increasing with latitude from tropical to boreal forests.

163 nities play key roles in nitrogen cycling of boreal forests.

164 riven by the strong wildfire activity in the boreal forests.

165 d by a sharp zoogeographic divide separating boreal from Arctic species.

166 forests, leaving no evidence for continued 'boreal greening'; and (3) it took a 72% WUE enhancement

167 tolysis of dissolved organic matter (DOM) in boreal high-latitude waters are the two main factors con

168 c nitrogen (N)-fixing trees in temperate and boreal ('high-latitude') forests is curious.

169 ratropical latitudes occurred in response to boreal insolation and the bipolar seesaw, whereas tropic

170 nds, and is nearly in anti-phase with summer boreal insolation.

171 al DNA (mtDNA) introgression from the arctic/boreal L. timidus, which it presumably replaced after th

172 else constant, we predict a 107% increase in boreal lake FCO2 under emission scenario RCP8.5 by 2100.

173 idone (PVP) and citrate (CT) coated AgNPs in boreal lake mesocosms dosed either with a 6-week chronic

174 ted with total concentrations of 7-153 nM in boreal lake or wetland pore waters while four thiols (me

175 Boreal lakes are biogeochemical hotspots that alter carb

176 for primary prey in the more-industrialized boreal landscape.

177 y attributed to reduced summer insolation in boreal latitudes.

178 In boreal lowlands, thawing forested permafrost peat platea

179 e southern boreal as an analog, the northern boreal may undergo fundamental shifts in forest structur

180 THg in throughfall and litterfall under four boreal mixedwood canopy types at the remote Experimental

181 broadleaf forests, but not in temperate and boreal needleleaf forests.

182 storical and future climate scenarios across boreal North America.

183 family and showcase an exceptionally broad, boreal, North Atlantic distribution of a single microsco

184 High precipitation in boreal northeastern North America could help forests wit

185 at dominate dry sub-humid regions across the boreal, on the edge of their climatic envelopes, more vu

186 o mobilization of ancient C stocks from this boreal peatland and a relatively large resilience of the

187 e (CO2 ), and methane (CH4 ) exported from a boreal peatland catchment coupled with (14) C characteri

188 Northern boreal peatlands are important ecosystems in modulating

189 Boreal peatlands contain approximately 500 Pg carbon (C)

190 The aquatic export of C from boreal peatlands is recognized as both a critical pathwa

191 enus Sphagnum create, maintain, and dominate boreal peatlands through 'extended phenotypes' that allo

192 we studied the response of two ombrotrophic boreal peatlands to climate variability over the last c.

193 The response of boreal peatlands to climate warming has received relativ

194 bute to the belowground storage of carbon in boreal peatlands.

195 bout C dynamics following permafrost thaw in boreal peatlands.

196 erage sampling from phylogenetically diverse boreal plants and lichens across North America and Euras

197 representing 28 species of arctic-alpine or boreal plants at the southern margin of their ranges in

198 underscore the potential for a reduction in boreal productivity stemming from increases in midsummer

199 High boreal R. megaptera and Arctic endemic R. moelleri share

200 cal diversity and function in the imperilled boreal realm.

201 large-scale land cover changes in the Arctic-Boreal region (ABR) have been poorly characterized.

202 esting records of 73 bird species across the boreal region in Finland to probe for changes in the beg

203 In the context of lakes, the boreal region is disproportionately important contributi

204 e was generally more moisture limited in the boreal region than in the Arctic tundra.

205 es for stream ecosystems in the world's vast boreal region, and especially on the ecosystem processes

206 h inland waters to derive a C budget for the boreal region, and find that FCO2 from lakes is the most

207 For the boreal region, we estimate an average, lake area weighte

208 ked in most of the countries of the European boreal region, with low volumes of research available on

209 berian dark taiga, a vast but poorly studied boreal region.

210 rded increasing amplitudes are in Arctic and boreal regions (>50 degrees N), consistent with previous

211 d subtropical forests, with 0.74 trillion in boreal regions and 0.61 trillion in temperate regions.

212 lobal contribution to the DOC leaching flux, boreal regions have the highest relative increase (28%)

213 These results suggest that warming in boreal regions may increase CH4 emissions from peatlands

214 nching in perennials native to temperate and boreal regions must be coordinated with seasonal growth

215 of drought episodes worldwide, including in boreal regions not previously regarded as drought prone,

216 to temperate and tropical areas, studies in boreal regions show significant antagonistic effects.

217 In temperate and boreal regions, many headwaters drain peatlands where la

218 Over Boreal regions, monoterpenes emitted from the forest are

219 onstrate that as climate warms in arctic and boreal regions, rates of anaerobic CO2 and CH4 productio

220 erness areas remain (e.g. Africa, Australia, boreal regions, South America), conservation of the rema

221 Contrary to findings in other boreal regions, we found that previously negative effect

222 ic and lothic inland waters of high-latitude boreal regions.

223 ith the highest ratios consistently found in boreal regions.

224 ival over winter in trees from temperate and boreal regions.

225 ifferent geomorphic characteristics across a boreal river basin.

226 h and increasing iron (Fe) concentrations in boreal river mouths.

227 connected the equatorial Tethys Ocean to the Boreal Sea.

228 h forest, primarily in the moist tropics and boreal Siberia, and 1.30 (1.03-1.96) Pg year(-1) located

229 Our study suggests that temperate and boreal species have considerable capacity to match their

230 being rapidly replaced by traits of incoming boreal species, particularly the larger, longer lived, a

231 We hypothesized that relative to boreal species, temperate species near their northern ra

232 uld be higher in temperate than co-occurring boreal species, with temperate species exhibiting greate

233 f 3.3 +/- 1.3 Tg N[Formula: see text] in the boreal spring to a high of 5.5 +/- 2.0 Tg N[Formula: see

234 Our measurements confirm that in boreal spring when African dust transport is greatest, d

235 les and thus that El Nino predictions beyond boreal spring will inevitably be uncertain if this chang

236 In boreal spring-to-autumn (May-to-September) 2012 and 2013

237 cts longer-term, accurate forecasting beyond boreal spring.

238 ning of North and South Pacific Highs during boreal spring.

239 In boreal springtime, fin and blue whales feed in the Azore

240 dies suggest drought is causing a decline in boreal spruce growth, leading to predictions of widespre

241 orces previous studies showing that northern boreal stands are at a high risk of holding less carbon

242 The emissions from southern boreal stands varied as a function of stand age, fire we

243 kg C/m(2) less than current mature northern boreal stands.

244 However, rising temperature jeopardised boreal stenothermal species: causing severe declines in

245 t, we investigated how impacts of drought on boreal stream ecosystems are altered by the spatial arra

246 l or exceed those reported from tropical and boreal streams, typically regarded as hotspots of aquati

247 ant for marine productivity, particularly in boreal summer and fall.

248 e a critical functional relationship between boreal summer insolation and global carbon dioxide (CO2)

249 t interglaciation (LIG) experienced stronger boreal summer insolation forcing than the present interg

250 ocene, 6,000 yBP) characterized by increased boreal summer insolation, a vegetated Sahara, and reduce

251 y austral insolation changes, rather than by boreal summer insolation, as Milankovitch theory propose

252 alues now broadly coincides with the rise in boreal summer insolation, the marine termination, and th

253 The first stage started with the increase of boreal summer integrated solar insolation, and during th

254 identified coherence between the austral and boreal summer monsoon.

255 sser extent, over southern Europe during the boreal summer season.

256 lobally, coastal zone precipitation peaks in boreal summer, extending into fall for precipitation at

257 ent nature, they occur preferentially during boreal summer, presumably associated with the passage of

258 f 5.5 +/- 2.0 Tg N[Formula: see text] in the boreal summer.

259 Fire-carbon dynamics in southern boreal systems are relatively understudied, with limited

260 e species in 32,628 permanent plots covering boreal, temperate and Mediterranean forest biomes.

261 e within local plant-soil-nutrient cycles in boreal, temperate and tropical biomes.

262 +/- 103, and 420 +/- 134 g C m(2) yr(-1) for boreal, temperate, and tropical forests, respectively.

263 ns, surveying the mammal community along the boreal-temperate and forest-tundra ecotones of North Ame

264 Nine tree species from the boreal-temperate ecotone were grown in natural neighborh

265 occurred over a broad geographic area, from boreal to subtropical habitats.

266 es in each of 3 years, at locations spanning boreal to tropical climates.

267 We grew two North American boreal tree species at a range of future climate conditi

268 Silver birch (Betula pendula) is a pioneer boreal tree that can be induced to flower within 1 year.

269 ng 715 y of growth of North America's oldest boreal trees (Thuja occidentalis L.) revealed an unprece

270 y advancing spring leaf-out of temperate and boreal trees, enhancing net primary productivity (NPP) o

271 As part of NASA's Arctic-Boreal Vulnerability Experiment, we sampled 79 stands (4

272 Water storage is a key uncertainty in the boreal water budget, with tree water storage often ignor

273 ut overlooked aspect of the water balance in boreal watersheds.

274 ity of Hg(II) and MeHg in different types of boreal wetland soils.

275 Boreal wetlands have been identified as environments in

276 Recent contaminant monitoring in boreal wetlands situated in Alberta's Athabasca oil sand

277 Boreal wildfires are increasing in intensity, extent, an

278 As boreal wildfires continue to increase in size, frequency

279 e driven by upwelling off West Africa during boreal winter and by Amazon River discharge during sprin

280 ation for Rossby wave breaking events during boreal winter and spring.

281 e Madden-Julian oscillation (MJO) during the boreal winter has recently been uncovered using observat

282 1905 that the relationship between enhanced boreal winter MJO activity and the easterly phase of the

283 re we show that intraseasonal variability in boreal winter pressure patterns over the Central North P

284 The boreal winter season-when most of the CA precipitation i

285 al westerly wind and subtropical jets during boreal winter to spring.

286 ng the Indonesian Seas weaken the ITF during boreal winter, the impact of the MC water cycle on the I

287 here, it favors stronger MJO activity during boreal winter, while the MJO tends to be weaker during t

288 ecord-breaking cold event during the 2015/16 boreal winter, with pronounced impacts on livelihood in

289 tribution of the MC monsoonal water cycle to boreal winter-spring freshening in the Java Sea through

290 es in the Central and Eastern Pacific during boreal winter.

291 During boreal winters, cold waves over India are primarily due

292 fects with biggest differences in GPP in the boreal zone (up to ~15%).

293 American oak clades arose in what is now the boreal zone and radiated, in parallel, from eastern Nort

294 gradient in Sweden from the temperate to the boreal zone and representing catchments with various deg

295 oint analyses suggest the tropics and arctic/boreal zone carbon-climate feedbacks could be disproport

296 nded to the western United States and tundra/boreal zone.

297 een and deciduous trees in the temperate and boreal zones based on (1) an evolutionary analysis of a

298 in the tropics than it does in temperate and boreal zones, decreasing the ratio of interspecific-to-i

299 f the world's peatlands are in temperate and boreal zones, whereas tropical ones cover only a total a

300 sts at three sites spanning the temperate to boreal zones.