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科研机构
北京大学 [1791]
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期刊论文 [1340]
其他 [421]
会议论文 [30]
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2017 [333]
2016 [387]
2015 [307]
2014 [125]
2013 [93]
2012 [90]
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专题:北京大学
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Regional patterns of future runoff changes from Earth system models constrained by observation
期刊论文
GEOPHYSICAL RESEARCH LETTERS, 2017
Yang, Hui
;
Zhou, Feng
;
Piao, Shilong
;
Huang, Mengtian
;
Chen, Anping
;
Ciais, Philippe
;
Li, Yue
;
Lian, Xu
;
Peng, Shushi
;
Zeng, Zhenzhong
收藏
  |  
浏览/下载:10/0
  |  
提交时间:2017/12/03
runoff change
future projection
Earth system model
multimodel ensemble
Bayesian model averaging
GENERAL-CIRCULATION MODEL
GLOBAL WATER-RESOURCES
CLIMATE-CHANGE
PRECIPITATION
VARIABILITY
DISCHARGE
TRENDS
CMIP5
SIMULATIONS
UNCERTAINTY
An Improved Estimation of Regional Fractional Woody/Herbaceous Cover Using Combined Satellite Data and High-Quality Training Samples
期刊论文
REMOTE SENSING, 2017
Liu, Xu
;
Liu, Hongyan
;
Qiu, Shuang
;
Wu, Xiuchen
;
Tian, Yuhong
;
Hao, Qian
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
vegetation fractional cover
semi-arid area
MODIS
satellite data integration
spatial sampling design
image classification
Random Forest regression
model performance evaluation
LAND-COVER
INNER-MONGOLIA
MODIS DATA
VEGETATION
SURFACE
STEPPE
FOREST
COEXISTENCE
TOPOGRAPHY
TRANSITION
Inconsistencies of interannual variability and trends in long-term satellite leaf area index products
期刊论文
GLOBAL CHANGE BIOLOGY, 2017
Jiang, Chongya
;
Ryu, Youngryel
;
Fang, Hongliang
;
Myneni, Ranga
;
Claverie, Martin
;
Zhu, Zaichun
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
GLASS
GLOBMAP
intercomparison
LAI3g
leaf area index (LAI)
TCDR
time series
NDVI TIME-SERIES
PHOTOSYNTHETICALLY ACTIVE RADIATION
EMPIRICAL MODE DECOMPOSITION
VEGETATION GREENING TREND
TRIPLE COLLOCATION
LAI PRODUCTS
LAND-SURFACE
GLOBAL MODIS
DATA SETS
VALIDATION
Exploring car ownership and car use in neighborhoods near metro stations in Beijing: Does the neighborhood built environment matter?
期刊论文
TRANSPORTATION RESEARCH PART D-TRANSPORT AND ENVIRONMENT, 2017
Li, Shengxiao
;
Zhao, Pengjun
收藏
  |  
浏览/下载:20/0
  |  
提交时间:2017/12/03
The built environment
Car ownership
VKT
Self-selection
Beijing
MIXED LAND-USE
TRAVEL BEHAVIOR
URBAN FORM
NORTHERN CALIFORNIA
EMPIRICAL-EVIDENCE
AUTO OWNERSHIP
SELF-SELECTION
GROWING CITY
MODE CHOICE
CHINA
Recent Development in Sample Preparation and Analytical Techniques for Determination of Quinolone Residues in Food Products
期刊论文
CRITICAL REVIEWS IN ANALYTICAL CHEMISTRY, 2017
Zhang, Zhichao
;
Cheng, Hefa
收藏
  |  
浏览/下载:114/0
  |  
提交时间:2017/12/03
Biosensor
food products
immunoassay
liquid chromatography-mass spectrometry (LC-MS)
quinolones
quick, easy, cheap, effective, rugged, and safe (QuEChERS) method
TANDEM MASS-SPECTROMETRY
PERFORMANCE LIQUID-CHROMATOGRAPHY
SOLID-PHASE EXTRACTION
LINKED-IMMUNOSORBENT-ASSAY
LASER-INDUCED FLUORESCENCE
VETERINARY DRUG RESIDUES
FLUOROQUINOLONE ANTIBACTERIAL AGENTS
MOLECULARLY IMPRINTED POLYMERS
ENVIRONMENTAL WATER SAMPLES
INDIRECT COMPETITIVE ELISA
Assessing plant senescence reflectance index-retrieved vegetation phenology and its spatiotemporal response to climate change in the Inner Mongolian Grassland
期刊论文
INTERNATIONAL JOURNAL OF BIOMETEOROLOGY, 2017
Ren, Shilong
;
Chen, Xiaoqiu
;
An, Shuai
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/04
Grassland phenology
Remote sensing
Plant senescence reflectance index
Temperature and precipitation
Spatiotemporal response
Spatiotemporal pattern
GROWING-SEASON
SATELLITE DATA
SPRING PHENOLOGY
AIR-TEMPERATURE
NORTHERN CHINA
TREE PHENOLOGY
EASTERN CHINA
TIME-SERIES
MODIS DATA
REGION
Evaluation of passive sampling of gaseous mercury using different sorbing materials
期刊论文
ENVIRONMENTAL SCIENCE AND POLLUTION RESEARCH, 2017
Lin, Huiming
;
Zhang, Wei
;
Deng, Chunyan
;
Tong, Yingdong
;
Zhang, Qianggong
;
Wang, Xuejun
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
Passive sampler
Gaseous mercury
Sampling rate
Sorbing material
Uptake curve
PERSISTENT ORGANIC POLLUTANTS
IMPREGNATED ACTIVATED CARBON
ATMOSPHERIC MERCURY
ELEMENTAL MERCURY
METEOROLOGICAL FACTORS
DRY DEPOSITION
AIR SAMPLERS
AMBIENT AIR
ADSORPTION
CHINA
Effects of canyon geometry on the distribution of traffic-related air pollution in a large urban area: Implications of a multi-canyon air pollution dispersion model
期刊论文
ATMOSPHERIC ENVIRONMENT, 2017
Fu, Xiangwen
;
Liu, Junfeng
;
Ban-Weiss, George A.
;
Zhang, Jiachen
;
Huang, Xin
;
Ouyang, Bin
;
Popoola, Olalekan
;
Tao, Shu
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
Street canyon
Canyon geometry
Traffic pollutant
Urban air pollution
LARGE-EDDY SIMULATION
STREET CANYONS
PERFORMANCE EVALUATION
STRATEGIC GUIDELINES
FLOW
QUALITY
WIND
CFD
NETWORK
FIELD
Performance of MODIS C6 Aerosol Product during Frequent Haze-Fog Events: A Case Study of Beijing
期刊论文
REMOTE SENSING, 2017
Chen, Wei
;
Fan, Aiping
;
Yan, Lei
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
AOD
MODIS
dark target
deep blue
air quality
NORTH CHINA PLAIN
LEVEL PM2.5 CONCENTRATIONS
OPTICAL DEPTH RETRIEVALS
COLLECTION 6
MISR AEROSOL
AIR-QUALITY
UNITED-STATES
DUST STORM
AERONET
VALIDATION
An Extension of the Alpha Approximation Method for Soil Moisture Estimation Using Time-Series SAR Data Over Bare Soil Surfaces
期刊论文
IEEE GEOSCIENCE AND REMOTE SENSING LETTERS, 2017
He, Lian
;
Qin, Qiming
;
Panciera, Rocco
;
Tanase, Mihai
;
Walker, Jeffrey P.
;
Hong, Yang
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Bare surface
soil moisture
synthetic aperture radar (SAR)
time series
SCATTERING MODEL
RADAR DATA
RETRIEVAL
ROUGHNESS
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