QQ客服 官方微博 反馈留言

浏览/检索结果: 共27条，第1-10条 帮助 限定条件 发表日期：2014    专题：北京大学    第一署名单位    第一作者单位    通讯作者单位     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Local-scale systems input-output analysis of embodied water for the Beijing economy in 2007 期刊论文 frontiers of earth science, 2014 Han, Mengyao; Guo, Shan; Chen, Hui; Ji, Xi; Li, Jiashuo 收藏  |  浏览/下载：3/0  |  提交时间：2015/11/13 input-output analysis  Beijing  embodied water intensity  virtual water trade  GREENHOUSE-GAS EMISSIONS  ENERGY-CONSUMPTION  CARBON EMISSIONS  RESOURCES USE  YELLOW-RIVER  CHINA  FOOTPRINT  TRADE  FRAMEWORK  FLOWS   Evidence for a weakening relationship between interannual temperature variability and northern vegetation activity 期刊论文 nature communications, 2014 Piao, Shilong; Nan, Huijuan; Huntingford, Chris; Ciais, Philippe; Friedlingstein, Pierre; Sitch, Stephen; Peng, Shushi; Ahlstrom, Anders; Canadell, Josep G.; Cong, Nan; Levis, Sam; Levy, Peter E.; Liu, Lingli; Lomas, Mark R.; Mao, Jiafu; Myneni, Ranga B.; Peylin, Philippe; Poulter, Ben; Shi, Xiaoying; Yin, Guodong; Viovy, Nicolas; Wang, Tao; Wang, Xuhui; Zaehle, Soenke; Zeng, Ning; Zeng, Zhenzhong; Chen, Anping 收藏  |  浏览/下载：4/0  |  提交时间：2015/11/13 NET PRIMARY PRODUCTION  CARBON-DIOXIDE  CLIMATE  CO2  ACCLIMATION  ADAPTATION  ECOSYSTEMS  DROUGHT  TRENDS  GROWTH   Nutrient availability as the key regulator of global forest carbon balance 期刊论文 nature climate change, 2014 Fernandez-Martinez, M.; Vicca, S.; Janssens, I. A.; Sardans, J.; Luyssaert, S.; Campioli, M.; Chapin, F. S., III; Ciais, P.; Malhi, Y.; Obersteiner, M.; Papale, D.; Piao, S. L.; Reichstein, M.; Roda, F.; Penuelas, J. 收藏  |  浏览/下载：3/0  |  提交时间：2015/11/16 SPATIAL VARIABILITY  RESPIRATION  ECOSYSTEMS  BIOMASS  EFFICIENCY  BOREAL  STOCKS   Global patterns of ecosystem carbon flux in forests: A biometric data-based synthesis 期刊论文 global biogeochemical cycles, 2014 Xu, Bing; Yang, Yuanhe; Li, Pin; Shen, Haihua; Fang, Jingyun 收藏  |  浏览/下载：3/0  |  提交时间：2015/11/16 biometric measurements  carbon balance  carbon cycle  eddy covariance  forest ecosystem  plant production  NET PRIMARY PRODUCTION  EDDY COVARIANCE TECHNIQUE  OLD-GROWTH FORESTS  SOIL RESPIRATION  INTERANNUAL VARIABILITY  ROOT RESPIRATION  TROPICAL FOREST  WORLDS FORESTS  STAND AGE  EXCHANGE   Ecological analysis of a typical farm-scale biogas plant in China 期刊论文 frontiers of earth science, 2014 Duan, Na; Lin, Cong; Wang, Pingzhi; Meng, Jing; Chen, Hui; Li, Xue 收藏  |  浏览/下载：4/0  |  提交时间：2015/11/16 biogas plant  monitoring system  ecological benefits  NE savings  CO2 emission reduction  economic benefits  LIFE-CYCLE ASSESSMENT  GREENHOUSE-GAS EMISSIONS  ANAEROBIC-DIGESTION  BIOMASS ENERGY  ENVIRONMENTAL IMPACTS  EMERGY EVALUATION  FOSSIL-FUELS  SYSTEMS  RESOURCE  AGRICULTURE   Field-based observations of regional-scale, temporal variation in net primary production in Tibetan alpine grasslands 期刊论文 biogeosciences, 2014 Shi, Y.; Wang, Y.; Ma, Y.; Ma, W.; Liang, C.; Flynn, D. F. B.; Schmid, B.; Fang, J.; He, J.S. 收藏  |  浏览/下载：3/0  |  提交时间：2015/11/13 CLIMATE-CHANGE  ELEVATED CO2  INTERANNUAL VARIABILITY  ABOVEGROUND BIOMASS  SPECIES-DIVERSITY  RAINFALL VARIABILITY  ECOSYSTEM STABILITY  COMMUNITY RESPONSES  PLANT-COMMUNITIES  MESIC GRASSLAND   Differentiating moss from higher plants is critical in studying the carbon cycle of the boreal biome 期刊论文 nature communications, 2014 Yuan, Wenping; Liu, Shuguang; Dong, Wenjie; Liang, Shunlin; Zhao, Shuqing; Chen, Jingming; Xu, Wenfang; Li, Xianglan; Barr, Alan; Black, T. Andrew; Yan, Wende; Goulden, Mike L.; Kulmala, Liisa; Lindroth, Anders; Margolis, Hank A.; Matsuura, Yojiro; Moors, Eddy; van der Molen, Michiel; Ohta, Takeshi; Pilegaard, Kim; Varlagin, Andrej; Vesala, Timo 收藏  |  浏览/下载：3/0  |  提交时间：2015/11/13 LIGHT-USE EFFICIENCY  NET PRIMARY PRODUCTION  LEAF-AREA  TERRESTRIAL BIOSPHERE  FOREST ECOSYSTEM  VASCULAR PLANTS  CLIMATE-CHANGE  ABSORBED PAR  CO2 FLUX  SATELLITE   Direct conversion of cellulose using carbon monoxide and water on a Pt-Mo2C/C catalyst 期刊论文 energy environmental science, 2014 Li, Jing; Liu, Lingtao; Liu, Yue; Li, Mingzhe; Zhu, Yihan; Liu, Haichao; Kou, Yuan; Zhang, Jizhe; Han, Yu; Ma, Ding 收藏  |  浏览/下载：7/0  |  提交时间：2015/11/10 ETHYLENE-GLYCOL  LIGNOCELLULOSIC BIOMASS  HYDROGEN SOURCE  SUGAR ALCOHOLS  AQUEOUS-MEDIA  LIQUID FUELS  DEPOLYMERIZATION  CELLOBIOSE  CHEMICALS  EFFICIENT   MOF derived catalysts for electrochemical oxygen reduction 期刊论文 journal of materials chemistry a, 2014 Wang, Xiaojuan; Zhou, Junwen; Fu, He; Li, Wei; Fan, Xinxin; Xin, Gongbiao; Zheng, Jie; Li, Xingguo 收藏  |  浏览/下载：4/0  |  提交时间：2015/11/10 MEMBRANE FUEL-CELLS  METAL-ORGANIC-FRAMEWORK  HIGH ELECTROCATALYTIC ACTIVITY  IMIDAZOLATE FRAMEWORK  CARBON NANOTUBES  GRAPHENE  IRON  COBALT  NANOCRYSTALS  COMPOSITE   Optimal strategies for carbon reduction at dual levels in China based on a hybrid nonlinear grey-prediction and quota-allocation model 期刊论文 journal of cleaner production, 2014 Wang, Xingwei; Cai, Yanpeng; Xu, Yi; Zhao, Huazhang; Chen, Jiajun 收藏  |  浏览/下载：3/0  |  提交时间：2015/11/11 Carbon intensity  Grey prediction modeling  Quota allocation model  Marginal abatement cost  Allocation scheme  MARGINAL ABATEMENT COSTS  MULTIPLE UNCERTAINTIES  CO2 EMISSIONS  DIOXIDE  ENERGY  TARGET  SYSTEMS