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地理学报(英文版)
地理学报(英文版)

郑度

双月刊

1009-637X

jgs@igsnrr.ac.cn;SDC-journals@springer-sbm.com

010-64889293

100101

北京安外大屯路甲11号

地理学报(英文版)/Journal Journal of Geographical SciencesCSCDCSTPCD北大核心SCI
查看更多>>《地理学报》英文版主要刊登国际上地理学界前沿性的重大研究成果,对国家建设有较大应用价值的地理学论文。除部分论文是中文版优秀稿件的英译文外,还刊有大量的国外来稿和中外合作完成的资源环境热点问题研究成果。文中附有彩色插图和地图。《地理学报》英文版在国内外的发行量均居中国英文版科技期刊发行量的前列,已被SCIE等国内外主要检索机构收录,一些论文还在国际、国内学术评比中获奖。
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    Interdecadal variation of drought patterns and associated influencing factors in the north-south transitional zone of China

    DONG QingdongZHU LianqiDUAN ZhengWANG Liyuan...
    1253-1279页
    查看更多>>摘要:In the context of global warming,escalating water cycles have led to a surge in drought frequency and severity.Yet,multidecadal fluctuations in drought and their multifac-eted influencing factors remain inadequately understood.This study examined the multide-cadal changes in drought characteristics(frequency,duration,and severity)and their geo-graphical focal points within China's north-south transitional zone,the Qinling-Daba Moun-tains(QDM),from 1960 to 2017 using the Standardized Precipitation Evapotranspiration In-dex(SPEI).In addition,a suite of eight scenarios,correlation analysis,and wavelet coher-ence were used to identify the meteorological and circulation factors that influenced drought characteristics.The results indicate the following:(1)From 1960 to 2017,the QDM experi-enced significant interdecadal variations in drought frequency,duration,and severity,the climate was relatively humid before the 1990s,but drought intensified thereafter.Specifically,the 1990s marked the period of the longest drought duration and greatest severity,while the years spanning 2010 to 2017 experienced the highest frequency of drought events.(2)Spa-tially,the Qinling Mountains,particularly the western Qinling Mountain,exhibited higher drought frequency,duration,and severity than the Daba Mountains.This disparity can be attributed to higher rates of temperature increase and precipitation decrease in the western Qinling Mountain.(3)Interdecadal variations in droughts in the QDM were directly influenced by the synergistic effects of interdecadal fluctuations in air temperature and precipitation.Circulation factors modulate temperature and precipitation through phase transitions,thereby affecting drought dynamics in the QDM.The Atlantic Multidecadal Oscillation emerges as the primary circulation factors influencing temperature changes,with a mid-1990s shift to a posi-tive phase favoring warming.The East Asian Summer Monsoon and El Nino-Southern Os-cillation are the main circulation factors affecting precipitation changes,with positive phase transitions associated with reduced precipitation,and vice versa for increased precipitation.

    Divergent contributions of spring and autumn photosynthetic phenology to seasonal carbon uptake of subtropical vegetation in China

    PENG YingLI PengZHOU XiaoluLUO Yunpeng...
    1280-1296页
    查看更多>>摘要:Phenological changes play a central role in regulating seasonal variation in the ecological processes,exerting significant impacts on hydrologic and nutrient cycles,and ul-timately influencing ecosystem functioning such as carbon uptake.However,the potential impact mechanisms of phenological events on seasonal carbon dynamics in subtropical re-gions are under-investigated.These knowledge gaps hinder from accurately linking photo-synthetic phenology and carbon sequestration capacity.Using chlorophyll fluorescence re-mote sensing and productivity data from 2000 to 2019,we found that an advancement in spring phenology increased spring gross(GPP)and net primary productivity(NPP)in sub-tropical vegetation of China by 2.1 gC m-2 yr-1 and 1.4 gC m-2 yr-1,respectively.A delay in autumn phenology increased the autumnal GPP and NPP by 0.4 gC m-2 yr1 and 0.2 gC m-2 yr-1,respectively.Temporally,the contribution of the spring phenology to spring carbon uptake increased significantly during the study period,while this positive contribution showed a non-significant trend in summer.In comparison,the later autumn phenology could significantly contribute to the increase in autumnal carbon uptake;however,this contributing effect was weakened.Path analysis indicated that these phenomena have been caused by the in-creased leaf area and enhanced photosynthesis due to earlier spring and later autumn phenology,respectively.Our results demonstrate the diverse impacts of vegetation phe-nology on the seasonal carbon sequestration ability and it is imperative to consider such asymmetric effects when modeling ecosystem processes parameterized under future cli-mate change.

    What control the spatial patterns and predictions of runoff response over the contiguous USA?

    JIANG ShanhuDU ShupingREN LiliangGONG Xinglong...
    1297-1322页
    查看更多>>摘要:Understanding the nonlinear relationship between hydrological response and key factors and the cause behind this relationship is vital for water resource management and earth system model.In this study,we undertook several steps to explore the relationship.Initially,we partitioned runoff response change(RRC)into multiple components associated with climate and catchment properties,and examined the spatial patterns and smoothness indicated by the Moran's Index of RRC across the contiguous United States(CONUS).Sub-sequently,we employed a machine learning model to predict RRC using catchment attribute predictors encompassing climate,topography,hydrology,soil,land use/cover,and geology.Additionally,we identified the primary factors influencing RRC and quantified how these key factors control RRC by employing the accumulated local effect,which allows for the repre-sentation of not only dominant but also secondary effects.Finally,we explored the relation-ship between ecoregion patterns,climate gradients,and the distribution of RRC across CONUS.Our findings indicate that:(1)RRC demonstrating significant connections between catchments tends to be well predicted by catchment attributes in space;(2)climate,hydrology,and topography emerge as the top three key attributes nonlinearly influencing the RRC pat-terns,with their second-order effects determining the heterogeneous patterns of RRC;and(3)local Moran's I signifies a collaborative relationship between the patterns of RRC and their spatial smoothness,climate space,and ecoregions.

    Linkage between riverbed scouring or deposition and the evolution of central bars:Case study in the Yangzhong reach of the Yangtze River

    YANG YunpingZHANG XiaboFENG XiaoxiangHAN Jianqiao...
    1323-1347页
    查看更多>>摘要:Understanding the relationship between unbalanced riverbed scouring or deposition and the evolution of central bars in natural conditions and human activity is useful for river regime control and waterway improvement projects.Toward this end,we utilized the Yang-zhong reach in the lower reaches of the Yangtze River as a case study and evaluated runoff,sediment content,and topographical data measured over the past 70 years(1951-2021).With the decrease in the amount of incoming sediment in the river basin,the Yangzhong reach exhibited a continuous state of scouring.The cumulative riverbed scouring volumes of the low-water and flood channels from 1981 to 2021 were 3.97x108 and 4.14x108 m3,re-spectively,with the riverbed scouring volume of the low-water channel accounting for 95.9%of that of the flood channel.Under quasi-natural runoff-sediment conditions,the evolution of the central bars in the Yangzhong reach was highly correlated with the amount of scouring or deposition.In particular,the Luochengzhou reach could be characterized as a meandering river with scouring on concave riverbanks and deposition on convex riverbanks.In the context of reduced incoming sediment,the beach area of the Yangzhong reach decreased by ap-proximately 9.9%(from 2003 to 2021)and the central bars of the straight section areas de-creased.Moreover,following operation of the Three Gorges Reservoir,both the Luocheng central bar and Jiangyin beach areas could be characterized as meandering rivers with convex riverbanks and beaches.In the quasi-natural period before the implementation of the waterway improvement project,the trend of high scouring intensity and increased fluid diver-sion ratio in the right branch of the Luocheng central bar was in accordance with the law that the short branch of the length is in a developing state under the condition of decreasing river sediment volume.With the control of riverbank protection and the construction of waterway improvement projects in the Yangzhong reach,the shapes of the riverbanks and central bars were effectively stabilized,and the linkage relationship formed in the quasi-natural period was interrupted.Overall,these findings provide a strong foundation for understanding riverbed scouring or deposition and the evolution of central bars under the influence of natural condi-tions and human activities,and will inform future river management and waterway dimension planning.

    Attribution analysis of groundwater level fluctuation in the Xinxiang section of the Lower Yellow River's suspended river after the construction of the Xiaolangdi Reservoir

    LI HePING JianhuaLENG WeiMEI Xuemei...
    1348-1370页
    查看更多>>摘要:The clear identification and quantification of the factors affecting groundwater sys-tems is crucial for protecting groundwater resources and ensuring safety in agricultural pro-duction.The Lower Yellow River(LYR)is a suspended river that replenishes groundwater continuously due to clear differences in the water head,especially in the Xinxiang section.Since its construction,the Xiaolangdi Reservoir has reversed the LYR's deposition.To accu-rately determine the factors influencing the groundwater level(GWL),the study area was divided into five subzones based on hydrogeology.A dynamic factor model(DFM),variational mode decomposition(VMD),and a multiple linear regression model were used to identify and quantify the factors influencing the GWL.The impact of the suspended river on the ground-water before and after the construction of the Xiaolangdi Reservoir was examined.The re-sults show that:(1)The rate of decrease in the GWL was 8.53 × 10-4 m/month,and the rate of decrease in the Yellow River water level(RWL)was 4.63 × 10-4 m/month.(2)Mountain front recharge(MFR)(scale=3 months)and precipitation(scale=9 months)were the dominant factors in subzones Ⅰ and Ⅱ,accounting for more than 40%of the fluctuation in the GWL.Subzone Ⅲ was dominated by exploitation(scale=7 months)and precipitation(scale=12 months),accounting for 28.43%,and 23.44%of changes in the GWL,respectively.In sub-zone Ⅳ,agricultural irrigation(scale=12 months)was the major factor,accounting for 32.47%of GWL changes,while in subzone Ⅴ,the RWL(scale=12 months)accounted for 52.52%of these changes.(3)The Xiaolangdi Reservoir has increased the lateral seepage of the suspended river and altered the inter-annual distribution.The results of this study can provide a valuable reference for controlling groundwater overexploitation and ensuring water supply security.

    Development vs.conservation in limited urban sprawl:An integrated framework for resolving the urban boundary dilemma in China

    SONG XiangxiangZHANG ZuoWANG ZheLIU Yanzhong...
    1371-1393页
    查看更多>>摘要:The strategic delineation of the urban development boundary(UDB)is an effective initiative for efficient land resource allocation and for facilitating planned urban development.To align with sustainable development objectives,UDB definitions have evolved to reconcile urban development with ecological preservation.This study presents a UDB delineation framework from an integrated perspective that incorporates both demand-oriented and com-prehensive constraints.Specifically,the urban construction land demand area was estimated based on population projections,meanwhile,the ecological red line(ERL)was delineated and integrated into the evaluation of the construction land suitability.Subsequently,with the demand area as the simulation target and unsuitable areas as comprehensive constraints,the UDB was delineated by simulating future land use patterns.The proposed framework was applied to Wuhan,a rapidly urbanizing city in central China,where the delineation of the UDB serves the dual purpose of managing the rapid expansion of built-up land and achieving a harmonious balance between urban development imperatives and ecological protection goals.Moreover,based on the results and analysis,policy implications for the rational spatial planning of Wuhan were proposed,encompassing the spatial patterns and scientific decision-making in ecological conservation and urban development.The results demon-strate that the efficacy of adopting a comprehensive perspective in delineating UDB effec-tively reconciles the competing needs of urban development and conservation.The framework and the policy insights derived in this study could inform spatial planning efforts not only in Wuhan but also in other cities facing the dilemma of urban development and ecological protection.

    Simulation of urban expansion using geographical similarity transition rules and neighbourhood sizes

    LI YinqiAN YueZHOU ZhouREN Hui...
    1394-1414页
    查看更多>>摘要:Most existing cellular automata(CA)models impose strict requirements on the number and spatial distribution of samples.This makes it a challenge to capture spatial het-erogeneity in urban dynamics and meet the modeling needs of large and complex geographic areas.This paper presents a CA model based on geographically optimal similarity(GOS)transition rules and similarly sized neighborhoods(SSN).By comparing the similarity in geo-graphical configuration between samples and predicted points,the model enables a com-prehensive characterization of the driving mechanism behind urban expansion and its self-organizing scope.This helps to mitigate the impact of sample selection and assumptions about spatial stationarity on simulation results.The performance of GOS-SSN-CA simulation was tested by taking the urban expansion in the Changsha-Zhuzhou-Xiangtan urban ag-glomeration in China as an example.The results show that GOS can derive more accurate and reliable urban transition rules with fewer samples,thereby significantly reducing spatial prediction errors compared with logistic regression.Moreover,SSN selects different neigh-borhood sizes to represent the difference between the local self-organizing range and sur-rounding cells,thus further improving the simulation accuracy and restricting urban expansion morphology.Overall,GOS-SSN-CA effectively characterizes the geographical similarity of urban expansion,improves simulation accuracy while constraining the urban expansion form,and enhances the practical application value of CA.

    Multi-scenario land use prediction and layout optimization in Nanjing Metropolitan Area based on the PLUS model

    CAO JiCAO WeidongCAO YuhongWANG Xuewei...
    1415-1436页
    查看更多>>摘要:The metropolitan area is a crucial spatial element in promoting new urbanization in China.It possesses theoretical and empirical value in the determination of the evolutionary patterns and development trends necessary for regional integration and high-quality devel-opment.This study focused on Nanjing Metropolitan Area,the first national metropolitan area in China,and established three development scenarios by combining ecological-economic spatial conflict(EESC)zones and national key ecological functional areas.These scenarios simulate the spatial distribution of future land use and land cover change(LUCC)using the development zone planning function of the patch generation land use simulation(PLUS)model.The results show that:(1)Between 2000 and 2020,the most prominent characteristics of land use change were largely the massive expansion of built-up land and the significant decline of farmland,while changes in the area of ecological land were less evident.(2)EESC areas experienced significant changes over the past 20 years,but the overall level of conflict was low.Ecological land was the main land use type in the lowest-conflict area,while built-up land was the main land use type in the highest-conflict area.(3)From 2030 to 2050,further expansion of built-up areas is expected,with continued decrease of farmland.The regulation of these land use changes can be achieved through different development zone plans.The economic development scenario had the largest built-up land area,while the ecological pro-tection scenario had the largest farmland area.This study simulates the spatial pattern changes in the metropolitan area based on spatial conflict patterns and national main func-tional area planning process,providing a scientific reference for future spatial planning and management.

    Interregional compensation for farmland protection:From the perspective of farmland allocation optimization

    YANG BohanSHENG SiyuSHANGGUAN ZihengKE Xinli...
    1437-1454页
    查看更多>>摘要:Interregional compensation for farmland protection(IRCFP)is a policy instrument for encouraging farmland protection through interregional fiscal transfer payments.Previous practices and studies on IRCFP have generally determined the payers and recipients of compensation based on the present distribution of farmland,and the compensation standards did not combine farmland development right value with farmland deficit and surplus,resulting in insignificant effects on farmland protection and even policy failure.Therefore,in this study,we proposed an interregional compensation mechanism for farmland protection based on farmland allocation optimization by considering 31 provincial-level regions in China.The re-sults showed that(1)the determination of farmland surplus or deficit areas based on farmland allocation optimization met the regional construction land demand from the perspective of achieving food security.(2)The combination of the compensation value standard and cropland deficit and surplus had a positive effect on farmland protection.(3)Interregional compensation for farmland protection based on farmland allocation optimization can coordi-nate economic development,farmland protection,and ecological conservation.Finally,we discussed the rationality of interregional compensation for farmland protection based on farmland allocation optimization and designed the operation mechanism of IRCFP.

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