Results 21 to 30 of about 22,243,278 (189)

Measuring the Value Added of REIT Managers Using MSA Benchmarks: A Return-Based Attribution Analysis Approach [PDF]

, 2013
An interesting, important, and challenging financial question both in academic research and in practice is how to determine asset managers’ investment performance. That is, how much can be attributed to luck or serendipitous timing and how much is skill?
Boudry, Walter I., Ukhov, Andrey, Liu, Crocker H.   +2 more
core   +5 more sources

Changes in flooding in the alpine catchments of the Tarim River Basin, Central Asia

Journal of Flood Risk Management, 2023
Floods are one of the most affective climate‐related disasters, and climate change has altered their intensity and frequency worldwide. This study examined long‐term changes in flood characteristics (including magnitude, frequency, and timing) in 30 ...
Gonghuan Fang, Zhi Li, Jing Yang, Yaning Chen, Weili Duan, Charles Amory, Yunqian Wang   +6 more
doaj   +1 more source

Long-term Variation of Sensible Heat Flux over the Qinghai-Xizang Plateau from 1984 to 2020

Gaoyuan qixiang, 2023
Sensible heat flux （SH） is one of the main physical quantities characterizing the thermal effect of the Qinghai-Xizang Plateau， which is affected by the surface temperature， air temperature， heat exchange coefficient and wind speed.However， different ...
Runzhi LEI, Ye YU, Guobin ZHOU, Jianglin LI, Yanfei LIU   +4 more
doaj   +1 more source

Contributions of Climate Change, Vegetation Growth, and Elevated Atmospheric CO₂ Concentration to Variation in Water Use Efficiency in Subtropical China

Remote Sensing, 2022
Ecosystem water use efficiency (WUE) plays an important role in maintaining the carbon assimilation–water transpiration balance in ecosystems. However, spatiotemporal changes in WUE in the subtropical region of China (STC) and the impact of driving ...
Jianyong Xiao, Binggeng Xie, Kaichun Zhou, Junhan Li, Jing Xie, Chao Liang   +5 more
doaj   +1 more source

Analysis of food-borne pesticide poisoning incidents in China from 2002 to 2017

Zhongguo shipin weisheng zazhi, 2021
ObjectiveTo understand the characteristics of foodborne pesticide poisoning incidents in China from 2002 to 2017, and provide scientific basis for relevant departments to formulate prevention strategies for foodborne pesticide poisoning.MethodsThe ...
ZHUANG Zhong, GUO Yunchang, YANG Shuxiang, GENG Xuefeng, LI Weiwei, LI Juanjuan, WANG Liansen, WANG Santao, LIANG Xiaocheng, XU Lizi, ZHU Shu, FU Ping   +11 more
doaj   +1 more source

Distribution and Attribution of Terrestrial Snow Cover Phenology Changes over the Northern Hemisphere during 2001–2020

Remote Sensing, 2021
Snow cover phenology has exhibited dramatic changes in the past decades. However, the distribution and attribution of the hemispheric scale snow cover phenology anomalies remain unclear. Using satellite-retrieved snow cover products, ground observations,
Xiaona Chen, Yaping Yang, Yingzhao Ma, Huan Li   +3 more
doaj   +1 more source

Mapping the Main Phenological Spatiotemporal Changes of Summer Maize in the Huang-Huai-Hai Region Based on Multiple Remote Sensing Indices

Agronomy
Accurately extracting the phenology of maize, one of the three major staple crops, is crucial for assessing regional suitability under climate change, optimizing field management, predicting yield fluctuations, and ensuring food security.
Dianchen Han, Peijuan Wang, Yang Li, Yuanda Zhang, Jianping Guo   +4 more
doaj   +1 more source

Attribution analysis of the natural runoff evolution in the Yellow River basin

Shui kexue jinzhan, 2022
Natural runoff in the Yellow River basin has suffered a sustained decline under the influence of climate change and human activities. Earlier studies mainly investigated the attribution of climate change and human activities, while focusing on the ...
Zuhao ZHOU, Jiajia LIU, Ziqi YAN, Hao WANG, Yangwen JIA   +4 more
doaj   +1 more source

Quantifying the contributions of climatic and human factors to vegetation net primary productivity dynamics in East Africa

Frontiers in Forests and Global Change
As an important part of the terrestrial ecosystem, vegetation dynamics are subject to impacts from both climate change and human activities. Clarifying the driving mechanisms of vegetation variation is of great significance for regional ecological ...
Minghui Xu, Zhenke Zhang, Yue Wang, Binglin Liu   +3 more
doaj   +1 more source

Evolution laws and attribution analysis in the Yarlung Zangbo River basin

Shui kexue jinzhan, 2022
Study on the evolution law of hydrological cycle and water resources driven by climate change is not only an important scientific issue, but also a global issue of concern to the international community. The Yarlung Zangbo River basin was selected as the
Zongxue XU, Chunguang BAN, Rui ZHANG
doaj   +1 more source