Ling Zhang

Ling Zhang
Nanjing Forestry University · College of economics and management

Professor

About

50
Publications
11,414
Reads
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1,550
Citations
Citations since 2017
27 Research Items
1142 Citations
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2017201820192020202120222023050100150200250300
2017201820192020202120222023050100150200250300
2017201820192020202120222023050100150200250300

Publications

Publications (50)
Article
College students in China are among the main consumers of online shopping and the corrugated cartons used to ship items are piling up on campus. However, the generation characteristics of waste corrugated cartons (WCCs) in universities and the environmental consequences along their recycling pathway remain to be addressed. Taking Nanjing University...
Article
Carbon emissions reduction is crucial for global sustainable development. While few studies pay attention to land use carbon emissions (LUCEs) in coal-based cities. We firstly used the emission factor method proposed by IPCC to estimate the carbon sources and carbon sinks of land use in Huainan, a typical city of China, from 1991 to 2020. Then we u...
Article
Full-text available
Diets have important but often complex implications for both environmental quality and nutrition. We establish a production-oriented life cycle model to quantify and compare the farm-to-gate environmental impacts and food nutritional qualities underlying rural and urban diets in China from 1980 to 2019, a period of rapid urbanization and socioecono...
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Full-text available
Promoting electric vehicles is an important way to achieve a low-carbon transport sector for the carbon peak and neutrality target. A better understanding of future scenarios of EV ownership is fundamental for more policy-relevant results. This study develops a system dynamic model for simulating EV ownership in China by considering the interaction...
Article
Sustainable management of waste electrical and electronic equipment (WEEE) offers a significant opportunity for resource recovery. However, the generation of plastics in WEEEs and the environmental impacts related to subsequent recycling have not been well addressed. This study estimates the generation volumes of plastics that are recycled from fiv...
Article
China is now boasting a huge number of end-of-life vehicles (ELVs) with a low recovery rate, resulting in a waste of resources and severe environmental pollution. Predicting the generation of ELVs in future helps to enhance recycling efficiency by providing a basis for the planning of recycling industry. However, previous research did not provide a...
Article
Full-text available
Previous studies have dedicated great efforts in elucidating the key factors on e-waste recycling intentions, however, most of them did not involve the discrepancy between recycling intention and actual recycling behavior. This study aims to explore the intention-behavior discrepancy and the role of consumers’ price sensitivity and proactive person...
Article
Recycling lithium-ion batteries from electric vehicles is considered an important way to tackle the future supply risks of virgin materials, but the actual environmental impact of traction battery recycling is controversial. This study conducted a process-based life cycle assessment to quantify the environmental impacts of hydrometallurgical recycl...
Article
A better understanding of the waste of end-of-life batteries from electric vehicles (EVs) is a basis for their sustainable management. This study aims to estimate the waste of end-of-life EV batteries during 2006–2040 in China and to analyze the opportunities and challenges of subsequent utilization, based on a developed numerical model, real marke...
Article
The aim of this paper is to explore consumers’ intention of recycling obsolete mobile phone through formal channels in China. Taking Jiangsu Province as an example, the survey results revealed that although nearly half of consumers prefer to save their obsoleted mobile phones at residence, those who are willing to participate in recycling prefer fo...
Article
Different crops and fertilizer combinations result in different greenhouse gas (GHG) emissions. To investigate GHG emissions among crops with different chemical fertilizer production and use processes, we use a partial life-cycle based greenhouse gas footprint approach to evaluate total GHG emissions, emissions per unit area, and emissions per unit...
Article
Low nitrogen use efficiency (NUE) and phosphorus use efficiency (PUE) of crop farming has been causing serious environmental consequences. Here, we established a NUECF (nutrient use efficiency of crop farming) model with substance flow analysis (SFA) method to examine NUE and PUE of cultivating nine main crops in Chaohu Watershed in 2015. We collec...
Article
As the world’s largest consumer of textiles, China is now facing a rapid increase of textile waste. Understanding consumers’ clothing disposal behaviors is instructive to encourage more environmental-friendly recycling practices. Take Nanjing city as an example, a questionnaire was developed and conducted to assess consumers’ behaviors with respect...
Article
Life-cycle assessment (LCA) emphasizes obtaining primary data from an on-site process to reduce uncertainties. However, data of the upstream process from secondary sources also yield significant uncertainties, which have not been drawn enough attention. This study aims to explore the importance of primary data of the upstream process in LCAs. Here,...
Article
Forecasting the trend of scrapped household automobiles (HAs) at the city level will help to improve the automobile recycling system, and further promote the implementation of the national circular economy strategy. Based on a stocks-driven model, we project the generation of HAs scrap in urban and rural areas of Nanjing city in 2019–2050, under di...
Article
Identifying the key nodes of the phosphorus flows in animal raising system is fundamental to improve P utilization efficiency and reduce the P contamination. This study established a phosphorus flow analysis model for livestock and poultry raising, depicted P flows for major livestock and poultry under two raising modes, and further analyzed their...
Article
Currently, atmospheric emission inventory that includes multi-type pollutants and sources is still limited at the city level. This study developed a high-resolution emission inventory of eight pollutants based on detailed investigated data for Wuxi city in 2015. Results show that the total emissions of sulfur dioxide (SO 2 ), nitrogen oxides (NO x...
Article
Cadmium (Cd), a widely concerned heavy metal, is toxic to humans and ecosystems. In this paper, a Cd-polluted town in southeast China was selected to estimate the Cd emissions of human activities into surface water, soil and atmospheric environment. The analysis shows that the total amount of Cd emitted into the environment in 2015 was approximatel...
Article
To evaluate the urban mining potentials of university, we characterize in-use and hibernating stocks of personal electronics possessed by university students in Jiangsu Province, China. Students' behaviors towards disposing of personal electronics are also explored, including obsolescence, hibernation and recycling. Mainly based on a questionnaire...
Article
China has become a major user of copper as well as a producer of copper containing products. We present a dynamic model of Chinese copper stocks and flows in the period from 1990 to 2015. The model results indicate that China's per-capita in-use copper stock has grown from about 7 kg in 1990 to close to 60 kg in 2015. At the same time, total copper...
Article
Pig husbandry has been developing rapidly during the past few decades, which has greatly increased the amounts of pig slurry as well as environmental impacts. How to appropriately treat the pig slurry has turned to a great challenge for sustainable pig husbandry, and this issue is especially critical to China, the biggest producer and consumer of p...
Article
Rapid increase in accumulation of phosphorus (P) relative to nitrogen (N) has been observed in human-impacted regions, but the reasons are largely unknown. We developed an Integrated Nutrient Flow Analysis (INFA) model in order to assess the changes in nutrient flows of the Chaohu Lake basin from 1978 to 2015. Results show that the increase in tota...
Article
Since the economic reform, China has actively participated in the global market with rapid industrialization and gradually dominated the utilization and consumption of some critical materials, one of which is copper. China has reigned the global anthropogenic cycle of copper since 2004. We explore copper flows along with the international trade of...
Article
This paper uses a double bounded dichotomous choice(DBDC) contingent valuation method(CVM) to estimate the willingness to pay(WTP) for water quality improvement of the Yangtze River in Nanjing in China. To improve the validity, special attention is paid to the issue of zero responses, and a Spike model that allowed for a non-zero probability of zer...
Article
Phosphorus (P) is an essential resource for agriculture and also a pollutant capable of causing eutrophication. The possibility of a future P scarcity and the requirement to improve the environment quality necessitate P management to increase the efficiency of P use. This study applied a substance flow analysis (SFA) to implement a P management pro...
Article
By applying substance flow analysis (SFA), the paper attempts to illustrate how copper utilization pattern has changed in the anthroposphere of China from 1975 to 2010. An analytical framework is firstly established and the detailed copper cycles of the specific years 1975, 1985, 1995, 2005 and 2010 are then characterized. Major conclusions include...
Article
Phosphorus (P) is a key factor in aquatic eutrophication, and P contamination has become a common issue worldwide. Many developing countries, including China, have made great efforts in the anti‐P contamination battle. In this article we mainly discuss the P flow in Wuwei, a typical county in China with insufficient wastewater treatment, using the...
Article
China is one of the largest glyphosate producers in the world. The production process consumes a large amount of energy and discharges a huge volume of wastewater. In the glyphosate production system, the by-product recovery process consumes the largest amount of energy. To conserve energy consumption and minimize wastewater discharge, the study ap...
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Full-text available
The estimate of future obsolete streams is one of the crucial issues for the establishment of an efficient waste collection and recycling system in China. Due to low availability of reliable data, information on discarded household appliances (HAs) is deficient in China. This study adopts a stocks-based prediction model based on material flow analy...
Article
Copper (Cu) is an essential but supply‐restricted resource in China. Characterization of in‐use stocks can provide useful instruction for the future recycling of copper. This article attempts to estimate copper in‐use stocks in a Chinese city. To this purpose, an extensive bottom‐up estimate of copper stocks in use in Nanjing in the year 2009 was c...
Article
Full-text available
PurposeBuilding is one of the main factors of energy use and greenhouse gas emissions. Reducing energy consumption and carbon dioxide (CO2) emission from building is urgent for environmental protection and sustainable development. The objective of this study is to develop a life cycle assessment (LCA) model for an office building in China to assess...
Article
Human activities disturb the long-term phosphorus (P) cycle in nature, whereby the resulting intensive release of P contributes to the eutrophication of surface water. Hence, a detailed understanding of P flow as it relates to socioeconomic systems is essential for effective nutrient management. This study develops a substance-flow-analysis model f...
Article
Anthropogenic phosphorus load in the aquatic environment of Lujiang County, central China, may be a serious problem, greatly contributing to surface water eutrophication. Using substance flow analysis, this study develops a phosphorus-flow analytical model to trace the pathways of this limiting nutrient throughout Lujiang's socioeconomic system. Th...
Article
The high levels of phosphorus (P) occurring through human activities contribute to the eutrophication. Hence, for mitigating the eutrophication, it is important to understand the quantity of P flows of the different components of local socioeconomic ecosystems, and how the components interlink. In this study, the static substance flow analysis (SFA...
Article
A study of 322 accidents that occurred during the road transport of hazardous materials (hazmat) in China from 2000 to 2008 was carried out. The results showed an increase in the frequency of accidents from 2000 to 2007 and a decline in 2008. More than 63% of the accidents occurred in the eastern coastal areas, 25.5% in the central inland areas, an...
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Full-text available
As one way to approach industrial symbiosis, environmental infrastructure sharing is principally concerned with providing an integrated environmental utility system for clustered firms. It is based on the assumption that environmental infrastructure sharing can improve the regional competitive advantage by reducing overall cost and improving enviro...
Article
The study examines the cost-effectiveness of two wastewater treatment models in China so as to provide a choice for policymaking. We choose the wastewater treatment system in China–Singapore Suzhou Industrial Park as case study because: 1) its sharing wastewater treatment plant (WTP); 2) its WTP was invested and operated by a private company; 3) it...
Article
China has rapidly developed a number of Eco-industrial parks (EIPs) in recent years. In order to promote and regulate their development, two government agencies, the Ministry of Environmental Protection and the National Development and Reform Commission are currently engaged in promoting national pilot EIP programs. Both agencies have developed the...
Article
Full-text available
Substance flow analysis (SFA) can quantify relationships between the economy and the environment of a geographically demarcated system. It characterizes the pathways of a substance or group of substances in, out and through that system, which makes it an effective tool to support the resource and environmental management. The study defines SFA and...

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Projects

Project (1)
Project
Exploring the opportunities of closing phosphorus cycles by quantifying the phosphorus pathway at multi-scales, and at the same time developing technologies for recycling phosphorus-containing wastes such as urine.