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Research on the economic of clean energy heating systems in cold rural regions
Published 2024-12-01“…At present, the conventional heating methods in rural areas of northern China present challenges to carbon emission reduction efforts.Consequently, selecting appropriate clean energy heating methods in rural areas has emerged as a significant concern. …”
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Diabetes mortality burden attributable to influenza in China: A population-based time-series analysis
Published 2025-01-01“…The relative risk of death from diabetes at high influenza positive rate was 1.33 (95 % CI [1.25, 1.40]) in southern China and 1.14 (95 % CI [1.08, 1.20]) in northern China for a 3-week lag. The estimated population attributable fraction (PAF) was 9.64 % (95 % CI [6.6 %, 12.55 %]) in southern China and 1.69 % (95 % CI [-0.04 %, 3.35 %]) in northern China. …”
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43
Spotted Lanternfly Lycorma delicatula (White) (Hemiptera: Fulgoridae)
Published 2018-10-01“… Originating from northern China, the spotted lanternfly, Lycorma delicatula (White), is a serious pest due to their high reproductive capacity and large host range. …”
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Spotted Lanternfly Lycorma delicatula (White) (Hemiptera: Fulgoridae)
Published 2018-10-01“… Originating from northern China, the spotted lanternfly, Lycorma delicatula (White), is a serious pest due to their high reproductive capacity and large host range. …”
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MaxEnt-Based Predictions of Suitable Potential Distribution of <i>Leymus secalinus</i> Under Current and Future Climate Change
Published 2025-01-01“…Grassland degradation is a serious ecological issue in the farming–pastoral ecotone of northern China. Utilizing native grasses for the restoration of degraded grasslands is an effective technological approach. …”
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Analysis of Aerosol Type and Fine- and Coarse-mode Aerosol Direct Radiative Forcing over Regions in East and Southeast Asia Based on AERONET Version 3 Data
Published 2021-03-01“…The fine fraction dominated in northern China and also played a crucial role on the Tibetan Plateau and in southern China and Southeast Asia, whereas the coarse fraction prevailed in Northwest Asia. …”
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Random forest model that incorporates solar-induced chlorophyll fluorescence data can accurately track crop yield variations under drought conditions
Published 2025-03-01“…Furthermore, 2011 was identified as a typical drought year in the winter wheat area of northern China. The RF model simulated the accuracy of winter wheat yield for 2011 with an R2 of 0.80. …”
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Multiobjective Optimization Method for Energy-Saving Design of Green Buildings
Published 2024-01-01“…Taking a common multiroom residential building in northern China as an example, a multiobjective optimization is carried out. …”
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50
Temporal segmentation method for 30-meter long-term mapping of abandoned and reclaimed croplands in Inner Mongolia, China
Published 2025-02-01“…At the end of the last century, the expansion of agricultural land in the arid and semi-arid regions of northern China intensified the conflict between agricultural development and ecological protection. …”
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Economic Evaluation of Three Available Solutions for Promotion of Wind Power Integration
Published 2017-01-01“…The limited operational flexibility of combined heat and power (CHP) units is the main cause of wind power curtailment in the thermal-electrical power system of Northern China. Pumped hydrostorage (PHS), heat storage (HS), and electric boiler (EB) are investigated as three alternative options for the promotion of wind power integration. …”
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Correlation of PM2.5 pollution and daily mortality rate of cardiovascular and cerebrovascular diseases in Northeast China through PM2.5 sources analysis
Published 2025-01-01“…This study aims to evaluate the relationship between PM2.5 concentration and daily mortality rate from cardiovascular and cerebrovascular diseases (CCVD) in cold regions of northern China, as well as to identify the primary sources of PM2.5.…”
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1600 AD Huaynaputina Eruption (Peru), Abrupt Cooling, and Epidemics in China and Korea
Published 2016-01-01“…These records manifested themselves in unseasonably cold weather resulting in severe killing frosts in northern China in the summer and autumn of 1601 AD. In southern China (Zhejiang and Anhui Provinces and Shanghai Municipality), July was abnormally cold with snow, with an autumn that saw anomalously hot weather. …”
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Analyzing Accident Injury Severity via an Extreme Gradient Boosting (XGBoost) Model
Published 2021-01-01“…Therefore, 554 VRUs-involved crashes are collected from January, 2017, to February, 2021, in a city in northern China, including 322 vehicle-pedestrian crashes and 232 vehicle-bicycle crashes. …”
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Summer Drought Patterns in the Middle-Lower Reaches of the Yangtze River Basin and Their Connections with Atmospheric Circulation before and after 1980
Published 2016-01-01“…However, during 1980–2013 the continental high pressure impacted northern China. The WPSH shifted eastward and the anomalous northeasterly moisture transport presented over eastern China.…”
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Study on the Influencing Factors of Green Agricultural Subsidies on Straw Resource Utilization Technology Adopted by Farmers in Heilongjiang Province, China
Published 2025-01-01“…Due to climate, resource endowment, planting habits, policy publicity, subsidies, and constraints, there have been many problems in the utilization of straw resources in the cold, main grain-producing areas in northern China. Based on the theory of value perception, an analytical framework was constructed, and the ordered logistic model was used to form an empirical analysis of the questionnaire data of more than 60 townships in 7 cities of Heilongjiang Province, trying to analyze the problems existing in the utilization of straw resources. …”
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Comparative Study on Growth Characteristics and Early Selection Efficiency of Hybrid Offspring of <i>Populus deltoides</i> ‘DD-109’ and <i>P. maximowiczii</i> in Liaoning, China...
Published 2025-01-01“…Poplar is an important tree species for timber supply and ecological protection in northern China. Cultivating and selecting high-quality varieties and germplasm resources suitable for cultivation are key factors in enhancing the quality and productivity of poplar plantations in the arid and semi-arid northern regions with shorter growing seasons. …”
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Test Study on Construction Schemes of Mixing Pile in Low-moisture Content Silty Loam
Published 2024-09-01“…To solve the mixing problem of the drill in the construction of cement-soil mixing pile in low moisture content silty loam in northern China, this paper carries out a feasibility field test study of the two construction schemes, namely, presoaking method and higher water-cement ratio method. …”
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Trade relations between the Song and Jin Empires: smuggling against embargo
Published 2024-12-01“…After the conquest of northern China by the Jin Empire and the beginning of its political confrontation with the Southern Song, the Southern Song government imposed a ban on trade with the Jurchens. …”
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The Accumulation and Seasonal Dynamic of the Soil Organic Carbon in Wetland of the Yellow River Estuary, China
Published 2014-01-01“…The wetland of the Yellow River estuary is a typical new coastal wetland in northern China. It is essential to study the carbon pool and its variations for evaluating the carbon cycle process. …”
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