| Global NEST Journal

Upregulate Soil Health and Wheat Yield: Conversion of Organic Waste into Bio-activated Zn-Enriched Compost for Deficient Soils

by Naeem Muhammad Iqbal Zafar Hussain Azhar Jamil Moazzam Ahmad Hafiz Tanvir Ismail Ahmed Mahmoud El-Mogy Mohamed El Ganainy Sherif El-Beltagi Hossam Hadid Maha Loutfi

Solid Waste Management

Soil zinc (Zn) deficiency is a major constraint limiting wheat productivity and nutritional quality, particularly in degraded agricultural lands. Sustainable organic waste management through composting presents an eco-friendly approach to enhancing soil health while mitigating environmental...

compost organic matter +3 more

Assessment of water quality in two dams in semi-arid region dams of northeastern Algeria: Using pollution indices

by Zohra SAHRAOUI Hichem KHAMMAR Saci NADJAI Amin CHAFFAI Nadhir BOUCHEMA Ahlem BOURMADA

Issue 5

Air pollution and health

This study investigates surface water pollution in two dams in northeastern Algeria: Ourkiss Dam in Oum El Bouaghi Province and Babar Dam in Khenchela Province, over a year (March 2023 to February 2024). The research assesses pollution levels, organic contamination, and nutrient status using several...

Exploration of Composting Strategies for Sustainable Organic Waste Management in Urban Environments

by Sharma Prashant Nagabhooshanam N. Kumar Rakesh Sharma Kuldeep Vani Sana

Issue 6

Solid Waste Management

The management of organic waste in urban environments poses significant challenges due to the high volume of waste generated and limited disposal options. Composting is a promising technique for converting organic waste into valuable compost that can be used to improve soil health and reduce the...

composting Organic waste management +4 more

Experimental study of biodegradability of organic waste with industrial waste combined with effluents: a comparison by vermicomposting technology

by

Vivek. S et al. View all

Issue 3

Solid Waste Management

Vermicomposting is a mesophilic biooxidation and stabilization process of organic materials that involves the joint action of earthworm and microorganism. An experiment was conducted to prepare vermicompost using partially decomposed organic waste such as MSW, fruit waste, vegetable waste and yard...

Vegetable waste Yard waste +6 more

Assessment of biomarker-based ecotoxic effects in combating microplastic pollution - A review

by

Ozgenc E. et al. View all

Issue 1

Air pollution and health

Microplastics, found in various environments oceans, freshwater systems, soil, and the atmosphere, can enter ecosystems through various pathways, including the degradation of macroplastic parts or direct release from consumer products. By polluting terrestrial, freshwater, and marine ecosystems...

Biomarker Ecosystem +4 more

Diatom records in sediments for eutrophication process of Lake Xian'nv, China since the mid-20th century

by

Yong Ji et al. View all

Issue 1

Environmental management and policy

To well understand the eutrophication process for inland lakes where more lands had been used for agriculture and industry without adequate environmental protections, 9 surface sediments and 1 core sediment in Lake Xian’nv which was located in the middle of Jiangxi Province were chosen. Combined...

Diatom community sediments +3 more

Toxic phytoplankton in eutrophic regional seas: an overview

by

Karydis M et al. View all

Issue 10

Environmental management and policy

Toxic algal blooms have become a major environmental problem over the last few decades because of their impact on fisheries, leisure activities, national income and human health. It is known that Harmful Algal Blooms (HABs) can occur naturally but the frequency of occurrence as well as their...

eutrophication HABs +4 more

Physiological response of ectomycorrhizal fungi (Lactarius delicious) to microplastics stress

by

Liang Zhang et al. View all

Issue 3

Water and wastewater treatment and reuse

The pollution and toxicological effects of microplastics in soil have gradually attracted widespread attention, but studies on the ecological effects of microplastics on soil microorganisms and their mechanisms are still very scarce. To explore the physiological response of ectomycorrhizal fungi...

microplastics Lactarius delicious +3 more

Extraction of biodiesel from wastewater using microalgae Chlorella Vulgaris

by

Gokulan. R*, et al. View all

Issue 1

Water and wastewater treatment and reuse

An experimental research on production of biodiesel from lipids of chlorella vulgaris has been done through transesterification reaction process. The series of chlorella vulgaris cultures has been carried out and the optimum growth time was determined. The biodiesel synthesis is processed by two...

Biomass Chlorella vulgaris +3 more

Removal of Nitrate and Phosphate by Starch and Lanthanum Modified Montmorillonite

by

Kai Su et al. View all

Issue 3

Water and wastewater treatment and reuse

Unqualified treatment of the discharge of wastewater contains a large number of nitrogen and phosphorus and other nutrients, such wastewater into the water environment is easy to lead to eutrophication of water bodies, and cause harm to human health. In order to prepare a cost-effective, efficient...

Use of phytoremediation for pollution removal of hexavalent chromium-contaminated acid agricultural soils

by

Sevinç Adiloğlu et al. View all

Issue 3

Soil and groundwater contamination and remediation

Chromium is a common heavy metal pollutant found in industrial wastewaters which may pollute agricultural soils through groundwater and watering. Phytoremediation is an economical and highly applicable method for removal of pollutants from agricultural soils. This research was carried out for the...

Toxicity Phytoremediation +4 more

Hydrochemical Fluxes in Rainfall, Throughfall, and Stemflow in Pinus sylvestris var. mongolica Plantation, northeast China

by

Houcai Sheng et al. View all

Issue 3

Hydrology and Water Resources Management

Rainfall is one of the primary sources of chemical inputs in forest ecosystems, and the basis of forest nutrient cycling. Urban trees play an important role in the built environment, reducing the rainfall reaching the ground by rainfall interception. To explore the variations of nutrient cycling and...

urban forest aqueous fluxes +3 more

Algal homogeneity in water and sediment of mid- Ethiope River, Nigeria: a response to severe ecological disturbances.

by

Iloba, Kate Isioma et al. View all

Issue 1

Air pollution and health

Different aquatic ecological zones exhibit different gradients present heterogeneous algal composition. The algal community in the water column and sediment with certain environmental factors were screened monthly for twelve months with standard methods, to ascertain disparate in algal distinction...

dredging diversity indices +4 more

Hyper Spectral Image Characteristics of Aronia Melanocarpa Leaves under Saline Alkali Stress

by

Yanli Ma et al. View all

Issue 4

CLEANWAS

Objective: To obtain the characteristics analysis results of aronia melanocarpa leaves under saline alkali stress state and improve yield and quality of aronia melanocarpa. Methods: Using hyper spectral imaging system to obtain hyper spectral images of aronia melanocarpa leaves under saline alkali...

Aronia melanocarpa Leaf +4 more

Effect of Irrigation with Municipal Wastewater on Heavy Metal and Fecal Coliform Concentrations in Plant and Soil

by

Dansehvar Mashallah et al. View all

Issue 1

Water and wastewater treatment and reuse

In order to investigate the effect of treated wastewater on heavy metals and fecal coliform in plant and soil, a field experiment was conducted in RCBD with three treatments in four replications during 2016-2017 in Borkhar, Isfahan (Iran). Treatments including well water, semi-treated wastewater and...

irrigation Pollution +2 more

Determination of Microbial Community in a Pilot Scale Two-Stage Step-Feed Biological Nutrient Removal Process

by

Neslihan Manav Demir et al. View all

Issue 2

Water and wastewater treatment and reuse

Microbial community was determined in a pilot-scale two-stage step-feed biological nutrient removal system treating municipal wastewater with 10 m3 d-1 capacity. Grit chamber effluent at Istanbul Ataköy Biological Wastewater Treatment Plant was used as influent wastewater. In the pilot plant, the...

Biological nutrient removal Step feeding +3 more

Scaling-up sustainable Chlorella vulgaris microalgal biomass cultivation from laboratory to pilot-plant photobioreactor, towards biofuel

by

Prof. Vayos G. Karayannis et al. View all

Issue 1

Green Chemistry and Sustainable Development

Unicellular microalgal culture represents a new opportunity for producing significant biofuel quantities in the future along with other specialty products, due to several major advantages microalgae species present when compared to conventional crops, including much faster growth rates, cultivation...

scale-up pilot-plant +7 more

Antioxidant Activities and Heavy Metal Contents of Castanea Sativa Honey

by

Fulya AYDIN TEMEL et al. View all

Issue 3

General

Honey is one of the most valuable foods in terms of its antioxidant nature and antioxidant activity. In this study, their botanic origins, total flavonoid content, total phenol content, the hydrogen peroxide scavenging activity (HPSA) (in terms of SC50 (µg mL-1)), ferric reducing antioxidant power...

Antioxidant activity bio-monitoring +3 more

Thermophilic Dark Fermentation of Sewage Sludge for Biohydrogen Production - Influence of pH

by

İlknur ŞENTÜRK et al. View all

Issue 3

Sustainable Energy

This study investigates the usability of sewage sludge, waste from a waste water treatment facility, at the stable thermophilic temperature and different pH conditions in the biohydrogen production by dark fermentation. Without the addition of a pure hydrogen producer and nutrient source, the effect...

Biohydrogen production Dark fermentation +3 more

Assessment of the biodegradation capacity of Azolla on polycyclic aromatic hydrocarbons in crude oil

by

Taylan Kösesakal et al. View all

Issue 3

Environmental Sciences

In this study, the potential use of Azolla filiculoides Lam. for the bioremediative solution to polycyclic aromatic hydrocarbon (PAH) pollution due to crude oil spills in freshwater was investigated. The plants were grown in nitrogen-free Hoagland nutrient solution media containing 0.05%, 0.1%, 0.2%...

Relative growth rate crude oil +3 more

Treatment efficiency and sludge characteristics in conventional and suspended PVA gel beads activated sludge treating phenol containing wastewater

by

Chrysi A. Papadimitriou et al. View all

Issue 1

Environmental Sciences

Protozoa play a significant role in activated sludge systems, since they graze on dispersed bacteria, supporting a healthy food web in the activated sludge artificial ecosystem. However, operational parameters and influent properties are the most important factors affecting the composition of...

Phenol protozoa +4 more

Color Removal from Wastewater by Using Two-Step (Biological and Chemical) Aerobic Filter Reactors

by

Yağmur Uysal et al. View all

Issue 1

Environmental Sciences

The discharge of colored textile wastewaters containing dyes with different chemical characteristics into the receiving streams is a problem for toxicological, ecological and also esthetical reasons. Most of dyes are stable, and not easily degradable by the conventional treatment methods, so removal...

Aerobic color +4 more

Effect of olive core and olive core ash on the growth of Helianthus annuus and soil quality

by

Soterios P. Varnavas et al. View all

Issue 1

Environmental Sciences

Field experiments were carried out using Helianthus annuus in an attempt to improve the quality of soil conditions by application of industrial waste. A range of quantities of olive core, olive core ash and a mixture of the two kinds of waste were applied. In all experimental fields the plants...

Olive core growth +2 more

A proposed method for the assessment of the interactive heavy metal accumulation in soils

by

Ioannis K. Kalavrouziotis et al. View all

Issue 4

Pollution Control Technology

A method is proposed for the assessment of the interactive accumulation of heavy metals in soils. Sixty surface soil samples were collected from fifteen sites, at a depth of 0-30cm, evenly distributed, within the 30,700ha comprising the study area. It was found that at least some of these metals...

Soil heavy metal accumulation +2 more

SIMULTANEOUS CARBON AND NUTRIENT REMOVAL FROM DAIRY WASTEWATER IN SEQUENCING BATCH REACTOR (SBR)

by

Pannirselvam,R et al. View all

Issue 3

Water and wastewater treatment and reuse

Sequencing batch reactor (SBR) is a time-oriented wastewater treatment (WWT) system in a single reactor with flow and energy input according to the predetermined operational cycle time. The treatment efficiency of SBR varies with the duration of the cycle time, which affects the reactor size and...

anoxic process cycle time +5 more