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6,684 Results Found

  • Article
  • Open Access
1 Citations
976 Views
23 Pages

Air Pollution and Dispersion of Airborne Chemical Elements in Klaipėda Seaport-City

  • Aistė Andriulė,
  • Sergej Suzdalev,
  • Erika Vasiliauskienė and
  • Inga Dailidienė

24 April 2025

This study examines the spatial distribution of chemical elements in the urban environment of Klaipėda Seaport City, assessing their concentrations in industrial, residential, and port zones. Particulate matter (PM) samples were collected using...

  • Article
  • Open Access
720 Views
16 Pages

25 February 2025

A one-year observation campaign from December 2020 to December 2021 was carried out in Jinan, a city that previously suffered from severe fine particulate matter (PM2.5) pollution. The meteorological parameters and ambient concentrations of the air p...

  • Article
  • Open Access
5 Citations
3,233 Views
12 Pages

24 January 2022

In accordance with sustainable development goals (SDG’s), urgent action should be taken to make the societal and natural environments better for human beings. People spend most of their time indoors, therefore growing attention is devoted to ad...

  • Article
  • Open Access
26 Citations
13,157 Views
18 Pages

In addition to property damage and loss of lives, environment pollution, such as water pollution and air pollution caused by accidents in chemical industrial parks (CIPs) is a significant issue in China. An emergency response system (ERS) was therefo...

  • Article
  • Open Access
27 Citations
5,141 Views
20 Pages

Chemical Characteristics and Sources of Submicron Particles in a City with Heavy Pollution in China

  • Jianlei Lang,
  • Shengyue Li,
  • Shuiyuan Cheng,
  • Ying Zhou,
  • Dongsheng Chen,
  • Yanyun Zhang,
  • Hanyu Zhang and
  • Haiyan Wang

5 October 2018

Submicron particle (PM1) pollution has received increased attention in recent years; however, few studies have focused on such pollution in the city of Shijiazhuang (SJZ), which is one of the most polluted cities in the world. In this study, we condu...

  • Article
  • Open Access
1 Citations
3,100 Views
14 Pages

PM2.5 Pollution Levels and Chemical Components at Teahouses along the Poon Hill Trek in Nepal

  • James D. Johnston,
  • John D. Beard,
  • M. Lelinneth B. Novilla,
  • Frank X. Weber and
  • Ryan T. Chartier

24 June 2022

Unhealthy levels of fine particulate matter (PM2.5) from the local burning of solid fuels, and from regional transport of pollutants, remain a major public health problem in the Himalayan foothill villages in Nepal. Teahouses (i.e., mountain lodges)...

  • Article
  • Open Access
5 Citations
4,042 Views
11 Pages

Chemical pollution in freshwater ecosystems poses a significant environmental threat, often hindering access to safe drinking water for human populations. The Olifants River Basin in South Africa is particularly vulnerable due to escalating mining an...

  • Article
  • Open Access
12 Citations
3,323 Views
18 Pages

13 September 2021

Analysis of chemical composition characteristics of PM2.5 under different pollution degrees can reveal the changes of pollution sources. In order to make clear the evolution process of PM2.5 compositions in autumn and winter, PM2.5 samples were conti...

  • Article
  • Open Access
47 Citations
7,726 Views
26 Pages

18 May 2018

Bouchung Stream is a large tributary of the Geum River watershed that is simultaneously affected by wastewater treatment plant effluents and agricultural activities in the watershed area. The focal subject was to diagnose the chemical and biological...

  • Article
  • Open Access
9 Citations
2,439 Views
24 Pages

7 January 2022

Groundwater plays a significant role in domestic use and agricultural irrigation in rural areas of northern China. The untreated wastewater from the chemical plant was directly discharged into a seepage well, resulting in the pollution of groundwater...

  • Article
  • Open Access
3 Citations
6,904 Views
18 Pages

The chemical industry poses a potential security risk to factory personnel and neighboring residents. In order to mitigate prospective damage, a synthetic method must be developed for an emergency response. With the development of environmental numer...

  • Article
  • Open Access
22 Citations
3,896 Views
15 Pages

Indoor air quality (IAQ) is one of the main topics in which governments are focusing. In healthcare facilities, several studies have reported data analysis and case studies to improve users’ health. Nowadays, although many studies have been con...

  • Article
  • Open Access
3 Citations
7,343 Views
18 Pages

Modeling the Chemical Pollution of the Area by the Random-Addition Method

  • Roman Ekhlakov,
  • Ekaterina Romanova,
  • Elena Dogadina,
  • Sergey Korchagin,
  • Sergey Gataullin,
  • Józef Mosiej,
  • Timur Gataullin and
  • Petr Nikitin

Currently, a significant group of industrial facilities can be classified as chemically hazardous facilities (CHFs). To predict the spread of harmful impurities in the programs being developed, Gaussian and Lagrangian models are actively used, on the...

  • Article
  • Open Access
15 Citations
3,938 Views
20 Pages

Indoor Air Quality (IAQ) is one of main topics of Public Health on which international institutions and countries are taking action. With regards to healing architectures, several studies have reported data analysis and case studies to improve users&...

  • Review
  • Open Access
4 Citations
1,948 Views
15 Pages

Removal of Nitrogen Pollutants in the Chemical Looping Process: A Review

  • Yuchao Zhou,
  • Xinfei Chen,
  • Yan Lin,
  • Da Song,
  • Min Mao,
  • Xuemei Wang,
  • Shengwang Mo,
  • Yang Li,
  • Zhen Huang and
  • Fang He

12 July 2024

In the process of fuel utilization, traditional combustion technologies result in the conversion of nitrogen elements in fuels into nitrogen oxides, which are released into the atmosphere, posing serious threats to the environment and human health. T...

  • Review
  • Open Access
11 Citations
3,084 Views
38 Pages

29 May 2024

In this study, a critical review was carried out using the Web of ScienceTM Core Collection database to analyse the scientific literature published to date to identify lines of research and future perspectives on the presence of chemical pollutants i...

  • Article
  • Open Access
1,924 Views
20 Pages

8 April 2025

Rapid industrialization has introduced a range of chemicals into the environment, posing significant risks to fetal and child brain development. Using the Comparative Toxicogenomics Database (CTD), we constructed chemical exposome frameworks for seve...

  • Article
  • Open Access
3 Citations
2,891 Views
24 Pages

Effects of Environmental Chemical Pollutants on Microbiome Diversity: Insights from Shotgun Metagenomics

  • Seid Muhie,
  • Aarti Gautam,
  • John Mylroie,
  • Bintu Sowe,
  • Ross Campbell,
  • Edward J. Perkins,
  • Rasha Hammamieh and
  • Natàlia Garcia-Reyero

19 February 2025

Chemical exposure in the environment can adversely affect the biodiversity of living organisms, particularly when persistent chemicals accumulate over time and disrupt the balance of microbial populations. In this study, we examined how chemical cont...

  • Article
  • Open Access
6 Citations
2,531 Views
19 Pages

Study of Chemical Pollutants and Ecological Reconstruction Methods in the Tismana I Quarry, Rovinari Basin, Romania

  • Oana-Raluca Matei,
  • Luminița Dumitrescu Silaghi,
  • Emilia-Cornelia Dunca,
  • Simona Gabriela Bungau,
  • Delia Mirela Tit,
  • Danut-Eugeniu Mosteanu and
  • Ruxandra Hodis

10 June 2022

The phytoremediation of polluted land in Romania is based on research on biodiversity, environmental protection, and the sustainable use of natural or man-made resources, carried out by universities and research institutes for over 30 years, synchron...

  • Article
  • Open Access
15 Citations
6,187 Views
15 Pages

PM2.5 Pollution in Xingtai, China: Chemical Characteristics, Source Apportionment, and Emission Control Measures

  • Jun Hu,
  • Han Wang,
  • Jingqiao Zhang,
  • Meng Zhang,
  • Hefeng Zhang,
  • Shulan Wang and
  • Fahe Chai

5 March 2019

Beijing-Tianjin-Hebei (BTH) and its surrounding areas are one of the most polluted regions in China. Xingtai, as a heavy industrial city of BTH and its surrounding areas, has been experiencing a severe PM2.5 pollution in recent years, characterized b...

  • Article
  • Open Access
24 Citations
7,984 Views
14 Pages

Analysis of Pollutant Dispersion in a Realistic Urban Street Canyon Using Coupled CFD and Chemical Reaction Modeling

  • Franchesca G. Gonzalez Olivardia,
  • Qi Zhang,
  • Tomohito Matsuo,
  • Hikari Shimadera and
  • Akira Kondo

21 August 2019

Studies in actual urban settings that integrate chemical reaction modeling, radiation, and particular emissions are mandatory to evaluate the effects of traffic-related air pollution on street canyons. In this paper, airflow patterns and reactive pol...

  • Article
  • Open Access
5 Citations
3,192 Views
14 Pages

Perceptions and Attitudes of Gynecologic and Pediatric Professionals Regarding Dietary Exposure to Chemical Pollutants

  • Juan Pedro Arrebola,
  • Araceli Muñoz,
  • Silvia Ferrero and
  • Cristina Larrea-Killinger

There is increasing concern regarding the potential implications of continuous dietary exposure to low doses of artificial chemical pollutants, particularly in critical life stages such as pregnancy and lactation. Within a wider social research, we a...

  • Article
  • Open Access
618 Views
35 Pages

8 July 2025

In this study, we selected the production processes and main products of three typical chemical enterprises in Shanghai, namely SH Petrochemical (part of the oil-refining sector), SK Ethylene, and HS Chlor-Alkali, to quantitatively assess the synergi...

  • Article
  • Open Access
11 Citations
5,567 Views
14 Pages

During intercontinental shipping, freight containers and other closed transport devices are applied. These closed spaces can be polluted with various harmful chemicals that may accumulate in poorly ventilated environments. The major pollutants are re...

  • Article
  • Open Access
6 Citations
2,956 Views
12 Pages

Determinants Analysis Regarding Household Chemical Indoor Pollution

  • Paolo Montuori,
  • Mariagiovanna Gioia,
  • Michele Sorrentino,
  • Fabiana Di Duca,
  • Francesca Pennino,
  • Giuseppe Messineo,
  • Maria Luisa Maccauro,
  • Simonetta Riello,
  • Ugo Trama and
  • Maria Triassi
  • + 1 author

13 March 2023

Indoor household pollution is not yet sufficiently studied in the general population. Over 4 million people die prematurely every year due to air pollution in households. This study aimed to propose quantitative data research through the administrati...

  • Feature Paper
  • Article
  • Open Access
50 Citations
7,073 Views
16 Pages

Photodynamic Action against Wastewater Microorganisms and Chemical Pollutants: An Effective Approach with Low Environmental Impact

  • Maria Bartolomeu,
  • Sílvia Reis,
  • Milton Fontes,
  • Maria Graça P. M. S. Neves,
  • Maria Amparo F. Faustino and
  • Adelaide Almeida

23 August 2017

Wastewater (WW) from urban and industrial activities is often contaminated with microorganisms and chemical pollutants. To reduce the concentration of microorganisms in WW to levels comparable to those found in natural waters, the sewage effluent is...

  • Review
  • Open Access
13 Citations
4,026 Views
17 Pages

Soil Chemical Pollution and Military Actions: A Bibliometric Analysis

  • Tamás Stadler,
  • Ágoston Temesi and
  • Zoltán Lakner

10 June 2022

Contrary to the optimistic expectations three decades ago, global military expenditure is increasing rather rapidly, fueled by the increasing intensity of international tensions. As a consequence of this, the military-caused soil pollution gains in i...

  • Article
  • Open Access
11 Citations
5,061 Views
7 Pages

Application of Arthrospira (Spirulina) platensis against Chemical Pollution of Water

  • Inga Tabagari,
  • Maritsa Kurashvili,
  • Tamar Varazi,
  • George Adamia,
  • George Gigolashvili,
  • Marina Pruidze,
  • Liana Chokheli,
  • Gia Khatisashvili and
  • Peter von Fragstein und Niemsdorff

23 August 2019

The basis of phytoremediation technology for cleaning chemically polluted water was developed in the framework of the presented work. This technology is based on the ability of blue-green alga Arthrospira platensis to eliminate different environmenta...

  • Article
  • Open Access
19 Citations
4,456 Views
18 Pages

31 August 2020

The quality of Little Akaki River in Addis Ababa (Ethiopia) is deteriorating significantly due to uncontrolled waste released from point and diffuse sources. In this study, pollution load from these sources was quantified by integrating chemical mass...

  • Review
  • Open Access
1,096 Views
31 Pages

24 September 2025

Emerging pollutants (EPs) associated with the petroleum industry present considerable challenges to environmental management and sustainable development. To support sustainable development and improve the control of EPs in the petroleum industry, thi...

  • Article
  • Open Access
6 Citations
3,585 Views
19 Pages

13 March 2021

Comparisons of observational data obtained at the Moscow Ecological Monitoring network (MEM) with numerical simulations using a chemical transformation and transport model (SILAM—System for Integrated modeLling of Atmospheric coMposition) showed that...

  • Review
  • Open Access
248 Citations
25,390 Views
29 Pages

30 July 2009

Chemical defences represent a main trait of the plant innate immune system. Besides regulating the relationship between plants and their ecosystems, phytochemicals are involved both in resistance against pathogens and in tolerance towards abiotic str...

  • Article
  • Open Access
1 Citations
660 Views
15 Pages

23 July 2025

Many effluents from human activities discharged into freshwater ecosystems cause chemical pollution. Chemical pollution in rivers is a serious threat to freshwater ecosystems due to the associated potential human health risks. This study determined t...

  • Article
  • Open Access
4 Citations
2,510 Views
15 Pages

Characterization and Assessment of Organic Pollution at a Fumaric Acid Chemical Brownfield Site in Northwestern China

  • Ye Yang,
  • Chaokun Li,
  • Zhiwen Chen,
  • Yingying Dong,
  • Nan Zhang,
  • Yulu Wei,
  • Hui Xi and
  • Wendong Wang

30 September 2022

Large-scale fumaric acid chemical brownfield sites have posed a significant obstacle to environmental safety, public safety, and the redevelopment of brownfield sites. A comprehensive study was conducted to determine the main pollution indicators, so...

  • Article
  • Open Access
53 Citations
7,900 Views
10 Pages

A Grey Water Footprint Assessment of Groundwater Chemical Pollution: Case Study in Salento (Southern Italy)

  • Pier Paolo Miglietta,
  • Pierluigi Toma,
  • Francesco Paolo Fanizzi,
  • Antonella De Donno,
  • Benedetta Coluccia,
  • Danilo Migoni,
  • Francesco Bagordo and
  • Francesca Serio

The worsening of groundwater quality is a huge problem for some regions, especially where a karst aquifer system is the most important water resource because of the deficiency of a well-developed superficial water supply. In this study the chemical q...

  • Article
  • Open Access
51 Citations
13,871 Views
21 Pages

This study aimed at establishing the relationship between annoyance scores and modelled air pollution in “Chemical Valley”, Sarnia, Ontario (Canada). Annoyance scores were taken from a community health survey (N = 774); and respondents’ exposure to n...

  • Article
  • Open Access
1,473 Views
32 Pages

Assessment of Chemical Pollution Load in Surface Waters of the Turkestan Region and Its Indirect Impact on Landscapes: A Comprehensive Study

  • Dana Akhmetova,
  • Zhanar Ozgeldinova,
  • Nurgul Ramazanova,
  • Saltanat Sadvakassova,
  • Zhansulu Inkarova,
  • Rabiga Kenzhebay,
  • Zhadra Shingisbayeva,
  • Roza Abildaeva,
  • Zakhida Kozhabekova and
  • Manira Alagujayeva
  • + 1 author

This study is aimed at a comprehensive assessment of the chemical composition of surface waters in the Turkestan region and their impact on regional landscapes. The primary objective of the research is to systematically evaluate the level of chemical...

  • Article
  • Open Access
5 Citations
2,407 Views
24 Pages

Identification Methodology for Chemical Warehouses Dealing with Flammable Substances Capable of Causing Firewater Pollution

  • Maxim Kátai-Urbán,
  • Tibor Bíró,
  • Lajos Kátai-Urbán,
  • Ferenc Varga and
  • Zsolt Cimer

1 September 2023

Major accidents involving flammable substances can lead to significant environmental damage. The operators of chemical warehouses—in order to prevent and mitigate harmful environmental impacts—based on fire prevention strategies should ap...

  • Article
  • Open Access
2 Citations
2,605 Views
21 Pages

Air pollution episodes (APEs) caused by excessive emissions from chemical industry parks (CIPs) have resulted in severe environmental damage in recent years. Therefore, it is of great importance to detect APEs timely and effectively using contaminant...

  • Article
  • Open Access
12 Citations
3,316 Views
26 Pages

To assess the affinity degree of heavy metals (HMs) to geochemical phases, many indices with several limitations are used. Thus, this study aims to develop a new complex index for assessing contamination level and affinity to chemical fractions in va...

  • Article
  • Open Access
1,238 Views
16 Pages

Legacy of Chemical Pollution from an Underwater Tire Dump in Alver Municipality, Norway: Implication for the Persistence of Tire-Derived Chemicals and Site Remediation

  • Adrián Jaén-Gil,
  • Amandine A. Tisserand,
  • Lúcia H. M. L. M. Santos,
  • Sara Rodríguez-Mozaz,
  • Alessio Gomiero,
  • Eirik Langeland and
  • Farhan R. Khan

Increasing attention has been given to the environmental impact of tire-derived chemicals in aquatic systems, but submerged whole tires remain an overlooked source. This study investigates a previously unexplored underwater tire dump in Hjelmås...

  • Article
  • Open Access
6 Citations
3,555 Views
21 Pages

12 February 2020

Surface catchments in Svalbard are sensitive to external pollution, and yet what is frequently considered external contamination may originate from local sources and natural processes. In this work, we analyze the chemical composition of surface wate...

  • Article
  • Open Access
17 Citations
2,996 Views
16 Pages

Analysis of Data on Air Pollutants in the City by Machine-Intelligent Methods Considering Climatic and Geographical Features

  • Nurlan Temirbekov,
  • Syrym Kasenov,
  • Galym Berkinbayev,
  • Almas Temirbekov,
  • Dinara Tamabay and
  • Marzhan Temirbekova

In the world, air pollution ranks among the primary sources of risk to human health and the environment. To assess the risk of impact of atmospheric pollution, a comprehensive research cycle was designed to develop a unified ecosystem for monitoring...

  • Article
  • Open Access
35 Citations
4,083 Views
20 Pages

The present study was planned to explore the pollution characteristics, health risks, and influence of atmospheric fine particulate matter (PM2.5) and its components on blood routine parameters in a typical industrial city (Xinxiang City) in China. I...

  • Article
  • Open Access
12 Citations
4,485 Views
14 Pages

Discrimination of Chemical Oxygen Demand Pollution in Surface Water Based on Visible Near-Infrared Spectroscopy

  • Xueqin Han,
  • Xiaoyan Chen,
  • Jinfang Ma,
  • Jiaze Chen,
  • Baiheng Xie,
  • Wenhua Yin,
  • Yanyan Yang,
  • Wenchao Jia,
  • Danping Xie and
  • Furong Huang

23 September 2022

Chemical oxygen demand (COD) is one of the indicators used to monitor the level of pollution in surface water. To recycle agricultural water resources, it is crucial to monitor, in a timely manner, whether COD in surface water exceeds the agricultura...

  • Article
  • Open Access
3 Citations
2,241 Views
15 Pages

21 November 2021

Background: Radioactive contamination and chemical pollution of the environment can affect the processes of carcinogenesis, including the formation of malignant neoplasms of the ovaries in women. We used the data of official state statistics for 2000...

  • Article
  • Open Access
8 Citations
4,289 Views
17 Pages

It is important to identify source information after a river chemical spill incident occurs. Among various source inversion approaches, a Bayesian-based framework is able to directly characterize inverse uncertainty using a probability distribution a...

  • Article
  • Open Access
10 Citations
3,941 Views
10 Pages

10 July 2019

In this study, two pollution-free approaches were used to improve the processing efficiency of mechanical chemical polishing (MCP) for sapphire substrates. The first was dedicated to polishing using synthetic silica abrasives with high reactivity as...

  • Article
  • Open Access
1 Citations
1,606 Views
20 Pages

Study on the Surface Water Chemical Composition and Water Quality Pollution Characteristics of the Shiyang River Basin, China

  • Haifeng Wang,
  • Shaoqing Wu,
  • Jihai Xu,
  • Lixia Zhang,
  • Kuijing Li,
  • Jisheng Li,
  • Heping Shu and
  • Jihua Chu

The surface water quality issue in arid regions is becoming increasingly severe and has become a significant challenge for global environmental protection and water resource management. By continuously collecting surface water samples (2000~2024) and...

  • Feature Paper
  • Article
  • Open Access
13 Citations
5,641 Views
13 Pages

Physico-Chemical Parameters and Health Risk Analysis of Groundwater Quality

  • Alina Soceanu,
  • Simona Dobrinas,
  • Corina Ionela Dumitrescu,
  • Natalia Manea,
  • Anca Sirbu,
  • Viorica Popescu and
  • Georgiana Vizitiu

23 May 2021

Groundwater pollution is a very common problem worldwide, as it poses a serious threat to both the environment and the economic and social development and consequently generates several types of costs. The analysis of pollution control involves a per...

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