Results 71 to 80 of about 616,994 (336)

Research on the Detoxification of Municipal Solid Waste Incineration Fly Ash: Organic Acid Washing Pretreatment Coupled With Cement/DDTC Stabilization

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Heavy metals in municipal waste incineration fly ash are potentially harmful to the ecological environment and human health. To mitigate the hazards of fly ash, this study attempts to detoxify fly ash through organic acid washing pretreatment coupled with cement/sodium diethyldithiocarbamate (DDTC) solidification.
Junfeng Pang   +4 more
wiley   +1 more source

Physicochemical Properties of Fly Ash From Waste Incineration Power Plants and Study of Slaking Mechanism

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT With the acceleration of urbanization, the treatment of municipal solid waste (MSW) has become one of the global challenges. The waste incineration process will produce fly ash containing a large amount of heavy metals and organic matter.
Qiang Tan   +4 more
wiley   +1 more source

Urbanization without growth : a not-so-uncommon phenomenon [PDF]

open access: yes
To find out why African countries'experience with urbanization and sustained growth appeared to differ from that of other countries, the authors investigated the determinants of urbanization across countries over 40 years.
Fay, Marianne, Opal, Charlotte
core  

Methane Generation Using an Anaerobic Biodigester From Waste Leachate Water

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Leachate wastewater (LWW) is characterized by slow biodegradation and low biogas production due to resistant materials and limited biological activity. Therefore, applying pretreatments is essential to improving biodegradation potential, which consequently boosts energy recovery.
Khairi R. Kalash   +5 more
wiley   +1 more source

近25 a 银川市城市化进程中热力景观格局演变分析 [PDF]

open access: yes, 2016
: Based on the Landsat images and statistical data,in this paper the urbanization process and thermal landscape dynamics of Yinchuan City were analyzed. The objectives of this study were as follows: ① To analyze the spatial and dynamic characteristics of
吕荣芳, 张建明, 王浩, 王鹏龙
core  

Evolutionary characteristics, influencing factors of livestock and poultry meat production in China and its future trends

open access: yesAnimal Research and One Health, EarlyView.
By reviewing the development history, this study summarizes the main factors and corresponding pathways that affect the evolution of meat production in China from both internal and external perspectives. Based on this, we predict future development trends.
Pengcheng Li   +6 more
wiley   +1 more source

Urban Settlement: Data, Measures, and Trends [PDF]

open access: yes
This paper examines data on urbanization. We review the most commonly used data sources, and highlight the difficulties inherent in defining and measuring the size of urban versus rural populations.
Bloom, David E   +4 more
core  

Physically Based Predictive Modelling of Archaeological Proxies Using Cropmarks

open access: yesArchaeological Prospection, EarlyView.
ABSTRACT Cropmarks, as archaeological proxies, offer a valuable means of detecting buried sites through remote sensing. Yet, the scalability of such methods across varied archaeological contexts remains underexplored, and AI‐based modelling approaches are still in early stages.
Elias Gravanis, Athos Agapiou
wiley   +1 more source

MambaCL: A Contrastive Learning Framework for Change Detection on Pseudotemporal Images Using Visual State Space Model

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
With the continuous development of remote sensing sensors and image processing technology, methods typified by deep learning are leading remote sensing change detection (RSCD) toward an increasingly refined direction.
Simin Lin   +6 more
doaj   +1 more source

Urbanization Sans Development? [PDF]

open access: yes
From a theoretical standpoint, the question has to be asked whether or not the census should retain its present definition of urban areas. There is a need for a more meaningful integration of the structural, institutional and demographic criteria, if the
Flieger, Wilhelm, Gultiano, Socorro A.
core  

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