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Recent Environmental Chemistry and Ecotoxicology Articles

Recently published articles from Environmental Chemistry and Ecotoxicology.

Bioaccumulation of silver and its effects on biochemical parameters and histological alterations in an Indian major carp Labeo rohita

2021
Chellappan Shobana | Basuvannan Rangasamy | Devan Hemalatha | Mathan Ramesh

Extensive usage of silver in several applications may contaminate the freshwater compartment and affects the health status of aquatic organisms. In the present investigation, fingerlings of Indian major...

Enhanced photocatalytic performance of Zr(IV) doped ZnO nanocomposite for the degradation efficiency of different azo dyes

2021
E. Jackcina Stobel Christy | Augustine Amalraj | Alagar Rajeswari | Anitha Pius

Semiconductor photocatalysts have drawn attention towards environmental applications due to their outstanding properties to induce photocatalytic oxidations i.e. complete degradation of contaminants...

Application of Aztec Marigold (Tagetes erecta L.) for phytoremediation of heavy metal polluted lateritic soil

2021
Minisha Thalikulangara Madanan | Irfan Khursheed Shah | George K. Varghese | Rajendra K. Kaushal

Heavy metals are pollutants of great concern due to their toxicity and immutable nature. As a result of human actions such as mining, industrial activity and agricultural practices, heavy metals find...

Assessment of earthworm diversity and pesticide toxicity in Eudrilus Eugeniae

2021
Archana Jeyaprakasam | Biruntha Muniyandi | Arockia John Paul James | Natchimuthu Karmegam | Kumar Ponnuchamy

Pesticides have become an inseparable part of modern agricultural production and technology. Malathion pesticide more than 139,000 MT production capacity annually, with more than 219 technical grade...

Synthesis and characterization of Ce(III) decorated Duolite resin and its removal performance of toxic anions from aqueous solutions

2021
Hyder Ali Thagira Banu | Perumal Karthikeyan | Sankaran Meenakshi

Nitrate and phosphate are major threats for water/ wastewater which grounds eutrophication's and methemoglobinemia diseases, respectively and also severely hazards the safety of aquatic beings and public...

Development of sodium alginate@ZnFe-LDHs functionalized beads: Adsorption properties and mechanistic behaviour of phosphate and nitrate ions from the aqueous environment

2021
Perumal Karthikeyan | Sankaran Meenakshi

Phosphate and nitrate are the vital micro-nutrients and a substantial contributor to the growth of biomass, energy storage, and agricultural activities. However, in their increased concentrations, they...

Modified oil palm industry solid waste as a potential adsorbent for lead removal

2021
Mohd Aidil Elias | Tony Hadibarata | Palanivel Sathishkumar

As one of the largest oil palm producers in the world, Malaysia also produces the most abundant residues of palm oil known as empty fruit bunch (EFB). Mismanaging of this residue such as being unused...

Magnetic modification of coffee husk hydrochar for adsorptive removal of methylene blue: Isotherms, kinetics and thermodynamic studies

2020
T.P. Krishna Murthy | B.S. Gowrishankar | R. Hari Krishna | M.N. Chandraprabha | Blessy Baby Mathew

The magnetic composite of coffee husk hydrochar-Fe3O4 (MCHH) was synthesized and employed as an adsorbent for the removal of methylene blue (MB) from synthetic wastewater. The coffee husk hydrochar...

Phytoremediation of Cu and Cd-contaminated roadside soils by using stem cuttings of Portulaca oleracea L

2020
Sivakumar S. | Prabha D. | Velmurugan P. | S.C. Hong | P.I. Yi | S.H. Jang | J.M. Suh

This study investigates the phytoremediation efficiency of stem cuttings of Portulaca oleracea L. grown in Cu and Cd-contaminated soils collected from six major arterial roadsides in Coimbatore, India....

Organochlorine pesticides in the soils of Cardamom Hill Reserve (CHR), Kerala, India: Geo spatial distribution, ecological and human health risk assessment

2020
Laigi Joseph | Sylas V. Paulose | Neethu Cyril | Sanu K. Santhosh | Abin Varghese | Anila B. Nelson | Smitha V. Kunjankutty | Sreedharan Kasu

The present study assessed the organochlorine pesticides (OCPs) residues in the soils of Cardamom Hill Reserve (CHR), a tropical humid forest landscape of Idukki District of Kerala, India. The concentrations,...

Kinetic and equilibrium studies of Congo red dye adsorption on cabbage waste powder

2020
Joan N. Wekoye | Wycliffe C. Wanyonyi | Phanice T. Wangila | Mathew K. Tonui

In this work, the potential of utilizing of dried Cabbage Waste Powder (CWP) as an agro-waste biosorbent for the removal of noxious Congo Red (CR) dye was successfully investigated. FTIR spectroscopic...

Activation of natural coal for selective preconcentration of Pb(II) ions prior to its trace determination in aqueous samples by flame atomic absorption spectrometer

2020
Sumita Bhatia | Ali Nawaz Siyal | Adnan Ahmed | Qadeer Khan Panhwar | Abdul Majid Channa | Amanullah Mahar

Natural coal was collected from Thar coal field, block IX in Province Sindh, Pakistan. The Thar coal was modified to Activated Thar Coal Adsorbent (ATCA) by reacting with concentrated H2SO4, which enhanced...

Distribution and binding behaviour of trace metals in marine ecosystem of Thane Creek, Mumbai

2020
Sukanta Maity | P. Sandeep | S.K. Sahu | A. Vinod Kumar

Thane Creek, Mumbai, India receives discharges from various industries which can contaminate the marine ecosystem. Binding behaviour of trace metals (Pb, Cu, Cd and Co) was studied in sediment samples...

Concentration factor of metals in zooplankton and their seasonality in Kalpakkam coast, southwest Bay of Bengal

2020
Smita Achary | Satyanarayan Panigrahi | Rama Chandra Panigrahy | Rama Krishna Prabhu | Jayaraman Kula Sekar | Kamala Kanta Satpathy

Concentrations of 12 different trace elements (Cd, Ce, Co, Cr, Cu, Fe, La, Mn, Ni, Pb, U and Zn) in dissolved form and in tissue of mesozooplankton isolated from Klapakkam coast were analyzed, to understand...

Effect of coal fly ash's particle size on U adsorption in water samples and thermodynamic study on adsorption

2020
Sandeep Police | Sukanta Maity | Dilip Kumar Chaudhary | Chetan Kumar Dusane | Sanjay Kumar Sahu | A. Vinod Kumar

In the present study, the influence of coal fly ash's particle size on uranium (U) decontamination from water samples is investigated. Accordingly, fly ash is segregated into five different size fractions...

Assessing some essential trace elements concentration in micro chiropteran bat (Megaderma lyra): A study in Barak Valley of Assam, India

2020
Anisur Rahman | Nazimur Rahman Talukdar | Parthankar Choudhury

Bioaccumulation of essential trace elements in the living systems is a common phenomenon. Although sufficient information is available on their accumulation in insects and higher animals, information...

Investigation of the distribution of anticoagulant rodenticide residues in red fox (Vulpes vulpes) livers to ensure optimum sampling protocol

2020
Michael J. Taylor | Ian Nevison | Fabio Casali | Marta Giergiel | Anna Giela | Steve Campbell | Elizabeth A. Sharp | Gill Hartley | Andrzej Posyniak

The lobular distribution of 9 different anticoagulant rodenticide (AR) residues in the liver of a sentinel predator/scavenger i.e. the red fox (Vulpes vulpes) was determined following multi-residue...

Adsorptive removal of anionic azo dyes from effluent water using Zr(IV) encapsulated carboxymethyl cellulose-montmorillonite composite

2020
P. Sirajudheen | P. Karthikeyan | M.C. Basheer | S. Meenakshi

The metal incorporated bio-polymers and clay particle composites have been widely used for water/wastewater purification. Since these materials preserve the entire existing features of each component...

Adsorptive removal of hazardous crystal violet dye form aqueous solution using Rhizophora mucronata stem-barks: Equilibrium and kinetics studies

2020
Chrispine M. Oloo | John M. Onyari | Wycliffe C. Wanyonyi | John N. Wabomba | Veronica M. Muinde

Adsorption of crystal violet (CV) dye from aqueous solution using dried bark powder of mangrove species Rhizophora mucronata was studied. Characterization of adsorbent was done using FTIR and SEM. Batch...

Toxic metal concentration and ecotoxicity test of sediments from dense populated areas of Congo River, Kinshasa, Democratic Republic of the Congo

2020
Henry K. Mata | Dhafer Mohammed M. Al Salah | Georgette N. Ngweme | Joel N. Konde | Crispin K. Mulaji | Guillaume M. Kiyombo | John W. Poté

The objective of the present research was to evaluate the contamination level and potential risks at a part of a large and important river in Central Africa, the Congo River. Surface sediments were...

Leaching of melamine and cyanuric acid from melamine-based tableware at different temperatures and water-based simulants

2020
Mari Takazawa | Shigeru Suzuki | Kurunthachalam Kannan

Following food scandals involving melamine during 2007–2008, health risks from human exposure to this compound received worldwide attention. Since then several studies have reported sources of melamine...

Fabrication of improved cellulose acetate-based biodegradable films for food packaging applications

2020
A. Rajeswari | E. Jackcina Stobel Christy | E. Swathi | Anitha Pius

Biodegradable polymers based food packaging films can replace the non-biodegradable synthetic polymers in the way of low cost and also which creates a positive outcome on both environmentally and economically....

Al3+ incorporated chitosan-gelatin hybrid microspheres and their use for toxic ions removal: Assessment of its sustainability metrics

2020
Perumal Karthikeyan | Sivakumar Vigneshwaran | Sankaran Meenakshi

Herein, we discuss the application of Al3+ incorporated chitosan and gelatin (Al@CS-Ge microspheres) based biopolymeric hybrid microspheres were fabricated and utilized as an effective sorbent for the...

Evaluation of genotoxicity, enzymatic alterations and cadmium accumulation in Mozambique tilapia Oreochromis mossambicus exposed to sub lethal concentrations of cadmium chloride

2020
Akshata P. Naik | S.K. Shyama | Avelyno H. D'Costa

Cadmium (Cd), a heavy metal, is widely used in modern industries including in metal and mining industries as well as in the manufacture of NiCd batteries. Its bioaccumulation is reported to induce hazardous...

Adsorption of malachite green dye from aqueous solutions using mesoporous chitosan–zinc oxide composite material

2020
Veronica M. Muinde | John M. Onyari | Benson Wamalwa | John N. Wabomba

Chitosan–zinc oxide composite with an average size of 33 nm was synthesized by facile chemical precipitation technique for application in the removal of water contaminants such as dyes. Malachite green...

Green and hydrothermal assembly of reduced graphene oxide (rGO)-coated ZnO and Fe hybrid nanocomposite for the removal of nitrate and phosphate

2020
Joeng-Ho Lee | Palanivel Velmurugan | Arumugam Veera Ravi | Byung-Taek Oh

This study aimed to achieve an innovative, environmentally friendly, and effectual method for preparing a hybrid nanocomposite using reduced graphene oxide (rGO)-coated iron-doped zinc oxide (rGO/ZnO/Fe)...

Metal pollutants induced peroxidase activity in different body tissues of freshwater fish, Labeo rohita

2020
Maria Javed | Khalid Abbas | Tanveer Ahmed | Sajid Abdullah | Huma Naz | Hina Amjad

The aim of this study was to assess the activity of peroxidase (Px) in relation to metal (Zn, Cr, Ni, Co and Cu) bioaccumulation in riverine Labeo rohita gills, liver, kidney and muscle tissues. The...

Optimization of sustainable chitosan/Moringa. oleifera as coagulant aid for the treatment of synthetic turbid water – A systemic study

2020
Sivakumar Vigneshwaran | Perumal Karthikeyan | Palliyalil Sirajudheen | Sankaran Meenakshi

In this study, acid treated carbonized chitosan@ Moringa. oleifera (ACCM) have proven to be better coagulant for the treatment of synthetic turbid water from the wastewater system. The compound exhibit...

Geochemical and health risk assessment of fluoride and nitrate toxicity in semi-arid region of Anantapur District, South India

2020
Muralidhara Reddy B. | Sunitha V.

This paper reports to the fluoride and nitrate concentration in groundwater resources of the semi-arid region of Anantapur district, South India, and its related potential health risk assessment issues...

A field portable membrane introduction mass spectrometer with in-line standard infusion and sample heat exchanger for real-time monitoring of volatile organic compounds in aqueous samples

2020
Morten R. Martinsen | Nicholas G. Davey | Ryan J. Bell | Erik T. Krogh | Chris G. Gill | Øyvind Mikkelsen | Rudolf Schmid

Maintaining a steady sample temperature when analyzing real-time samples in the field is crucial for Membrane Introduction Mass Spectrometry (MIMS). Diffusion through the membrane interface is temperature...

Ecological risk from heavy metals in Ennore estuary, South East coast of India

2020
P. Karthikeyan | S.R. Marigoudar | D. Mohan | A. Nagarjuna | K.V. Sharma

The dynamic coastal and marine waters are frequently polluted by metals that affect the biota. Metal concentrations in the biota, water and sediments of Ennore estuary were monitored spatially over...

Utilization of Macadamia seed husks as a low-cost sorbent for removing cationic dye (basic blue 3 dye) from aqueous solution

2020
M. Felista Mutunga | Wycliffe C. Wanyonyi | Gilbert Ongera

This study examined the possibility of using Macadamia Seed Husks (MSH) as a low-cost sorbent for removal of recalcitrant Basic Blue 3 Dye (BB3). Batch adsorption experiments were performed to evaluate...

Spatial distribution of total petroleum hydrocarbons in sediments of Pulicat Lake, Southeast coast of India

2020
D. Hemalatha | Swapna Sanil | B. Charan Kumar | M. Kumaraswami | V. Ranga Rao | K. Ramu | M.V. Ramanamurthy

Semi-enclosed coastal environments are under constant stress due to diverse chemical pollutants from multiple anthropogenic sources. Among them, total petroleum hydrocarbons (TPHs) are most common in...

Toxicity assessment of cobalt and selenium on marine diatoms and copepods

2019
Panneerselvam Karthikeyan | Shambanagouda Rudragouda Marigoudar | Avula Nagarjuna | K. Venkatarama Sharma

Cobalt and selenium are emerging concerns for marine organisms due to their raising levels in ambient environment and toxicity. Bioassay tests were conducted on marine plankton for evaluation and assessment...

Trace metal levels and toxicity in the Huelva Estuary (Spain): A case study with comparisons to historical levels from the past decades

2019
B.M. Torre | A.R. Borrero-Santiago | E. Fabbri | R. Guerra

The Huelva Estuary, in the south of Spain, is a highly polluted area subject to heavy anthropogenic pressures such as coastal urbanization, fishing and tourism activities, commercial transports, as...

Synthesis, characterization of modified nanoadsorbents and its application in removal of Zn2+ ions from battery effluent

2019
B. Uma Maheswari | V.M. Sivakumar | M. Thirumarimurugan

The present study explored the feasibility of using the organically modified Nanokaoline (NK) and organically modified Nanobentonite (NB) for the effective removal of Zn2+ ions from battery effluent....

Diclofenac and two of its photooxidation products in the marine environment: Their toxicology and occurrence in Red Sea coastal waters

2019
Aasim M. Ali | Leiv K. Sydnes | Walied M. Alarif | Sultan S. Al-Lihaibi | Magda M. Aly | Stine G. Aanrud | Roland Kallenborn

Direct effects of sunlight irradiation on the photochemical degradation of diclofenac (DCF) has been investigated in coastal Saudi Arabia (Jeddah) under controlled field conditions. Indirect effects...

Element analysis and bioaccessibility assessment of ultrafine airborne particulate matter (PM0.1) using simulated lung fluid extraction (artificial lysosomal fluid and Gamble's solution)

2019
Hanne Weggeberg | Tonje Fagertun Benden | Eiliv Steinnes | Trond Peder Flaten

Chemical characterization and source and bioaccessibility investigations were performed on airborne ultrafine particles (UFPs) collected from a trafficked road (Elgeseter) and a city background site...

Baseline measurements of 210Po and 210Pb in the seafood of Kasimedu fishing harbour, Chennai, South East Coast of India and related dose to population

2019
M. Saiyad Musthafa | Kantha Deivi Arunachalam | G.I. Darul Raiyaan

The Bioaccumulation studies of natural radionuclides such as 210Po & 210Pb was carried out to explain the radiation levels of Kasimedu fishing harbour, Chennai, southeast coast of India. Abiotic components...

Characterization and bioaccessibility assessment of elements in urban aerosols by extraction with simulated lung fluids

2019
Hanne Weggeberg | Tonje Fagertun Benden | Syverin Lierhagen | Eiliv Steinnes | Trond Peder Flaten

Airborne particulate matter (PM) size fractions PM2.5–10 (coarse), PM0.1–2.5 (fine) and PM0.1 (ultrafine) were collected from a site affected by high traffic and a city background site within the city...

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