Global NEST Journal
ISSN numbers
1790-7632
2241-777X
Issue 10
Circular economy
Phytochemical characterization and valorization of Quercus ilex (west of Algeria)
General
ABSTRACT This project is part of the promotion of natural resources such as Non-Timber Forest Products (NTFP). In order to assess the economic value of NTFP, this research focuses on the phytochemical analysis of holm oak ( Quercus ilex L.) from the Terni region (Western Algeria). It focused on...
Phenolics
Optimization of Lipid Production from Paddy Straw Using Dilute Acid Pretreatment and Fermentation by Rhodosporidium Toruloides
General
Among the lignocellulose wastes Paddy Straw is the most abundant one which have the ability of being used as a feedstock for production of biofuel. In this work, paddy straw is subjected to dilute acid pretreatment, detoxification and fermentation processes for the production of lipids...
Pretreatment
detoxification
+3 more
Phytochemical profile by LC-MS/MS, total phenolic content and Antioxidant Properties of Erodium guttatum from Algeria.
Biodiversity conservation
The present study aimed to evaluate the phytochemical composition and the antioxidant potential of the crude extract and its various fractions which are n-hexane, chloroform, ethyl acetate, and n-butanol of the aerial part of Erodium guttatum (E. guttatum) . Total flavonoid and phenolic content have...
Phenolics
Improving Mechanical Properties of Magnesium matrix composite using reutilization of Electronic Waste and Boron Nitride
Solid Waste Management
This study examines the properties of Mg ( Magnesium )/E lectronic Waste/BN ( Boron Nitride ) composite materials by analyzing their wear rate and hardness using a one-variable-at-a-time approach. It reveals intricate relationships affecting material performance, with increasing E-Waste particle...
Mg/E-Waste/BN
wear rate
+5 more
Solid waste management
Optimizing Object Detection in Bio-Waste Management with Improved Hyperbolic Tangent YOLOv5 and Binarization-Adapted K-Means Algorithm
Biowaste
With the increasing importance of green development, bio-waste classification has become an important element of green development. However, in garbage stacking scenarios, the task of segmenting highly overlapping objects is difficult because the bottom garbage is in an occluded state and it is...
Garbage Object Detection
Machine Learning
+4 more
Efficient Biomedical Waste Management: Optimizing Segmentation and Classification with EnU-Net-DNN-BMWC
Solid Waste Management
In India, biomedical waste (BMW) management is governed by strict regulations to mitigate health and environmental risks. It includes materials such as sharps, infectious wastes, pharmaceuticals, and non-hazardous items contaminated with potentially infectious substances. Proper management and...
Biomedical waste
Deep learning
+2 more
Heavy Metals Distribution in Mangrove Leaves in Various Sudanese Coastal Zones at The Red Sea
Marine environment and coastal management
Mangrove ecosystem contamination, especially in the Red Sea region, has caused major concerns on a worldwide scale. The heavy metal accumulation typical of a mangrove species, Avicenna marina L. ( A. marina ) leaves and soluble salts in sediments have not been studied on the Red Sea coast of Sudan...
heavy metal contamination
Avicennia marina
+2 more
Distribution characteristics and development layout of rural tourism resources based on LSTM in-depth learning in the context of common prosperity
Environmental Management and Policies
The development and layout of rural tourism resources is the core issue supporting the development and planning of tourism destinations. Currently, it mainly relies on the experience and judgment of planners, with strong subjectivity and lack of objective information technology support. Therefore...
The context of common prosperity; LSTM deep learning; Rural tourism resources; Distribution characteristics; Development layout; Kernel density
Vermicomposting Bio Earth: A Sustainable Approach for Enhanced Nutrient Content and Heavy Metal Remediation in Soil Management
General
The present study obtained the Bio Earth sample from six locations, represented as LS-(1-6). The collected bio earth sample was blended with an adult earthworm ( Eisenia fetida). The experimental investigation was conducted for 108 days, and earthworms showed maximum biomass and population...
BioEarth
Eisenia fetida
+3 more
Climate change and air pollution
Spatial-temporal variations and Attribution analysis of SO2 concentration in Beijing-Tianjin-Hebei regions from 2013 to 2022
Air Quality
Based on the monitoring data of air pollutants in Beijing-Tianjin-Hebei regions from 2012 to 2022, the spatial-temporal distribution of SO2 concentration and main influencing factors were analyzed through multi-methods of Daniel trend test, KZ filtering and WRF/CMAQ model simulations. From 2013 to...
SO2
Temporal and spatial distribution
+5 more
Comparative Sensitivity Analysis of GA, PSO, and PSO-GA Algorithms for Carbon Environment Development and Sustainability
Climate change mitigation and adaptation
To effectively address the CO 2 emissions in the tourism place, in this study focuses a Sanshan scenic spot for precise prediction. The main factors contributing CO 2 emission as, accommodation, transportation and catering services which intends to improve the need of carbon emission forecasting...
Scenic spot
CO2 Emission
+4 more
Impact on Green Synthesised Al2O3 Nanoparticles on Performance and Emission Properties as Biodiesel operated diesel engine
Sustainable Energy
Global warming and pollution are two of the numerous causes of environmental issues due to industrial wastes and greenhouse gases. As a result, efforts are being made to limit emissions in order to mitigate these issues and reduce pollution. Given that fuel supplies are running low, biodiesel is one...
Diesel engine
Biodiesel
+4 more
Trajectory pattern extraction to climate data and climate change analytics
Climate change mitigation and adaptation
Climate data contains rich information and show high dimensions. Through exploring the data trajectory of climate data, climate change can be forecasted. Climate data is typical high-dimensional data, unlike shallow structures, deep structures have more advantages in handling high-dimensional data...
climate data
Trajectory Model
Empirical research on green finance boosting the development of low-carbon economy in the Yangtze River Delta region
Environmental Management and Policies
In order to address the increasingly prominent issues of sustainable development in resources, environment, and ecology, the support of green finance and the transformation of a low-carbon economy are two complementary and pivotal strategies and paths on the journey towards achieving the grand goal...
Green finance; Low-carbon economy; Two-way fixed effects; Mediating effects; Regional heterogeneity
Effect of climatic factors on sexual maturity Labeo rohita fish
Ecological effects of Environmental change
This study examined the varying levels of thyroxine hormone impact (at doses of 2, 10, and 50 µg g-1 BW) as an environmentally responsive hormone on the fatty acid and sexual steroid profiles in male Labeo rohita fish. Each treatment group comprised six male fish with an average weight of 5.4 ± 0.58...
Climate change
Sexual maturity
+3 more
Water and wastewater
Natural Self-Purification of Creek Ecosystems: The Role of Foam Formation in Pollutant Absorption and Microbial Decomposition
Water and Wastewater Treatment
This study investigates the natural self-purification ability of a creek through the process of froth formation. The research focuses on the creek's capacity to clean itself by capturing and removing pollutants naturally. The problem addressed is the accumulation of organic and inorganic...
Self-purification
Froth formation
+2 more
Elimination of malachite green by modified Fenton like process. Application of Box Behnken design
Advanced Oxidation Processes for Wastewater treatment
The aim of this work was to investigate an advanced oxidation process for removing malachite green from aqueous solutions using a modified Fenton-like process. An experimental Box-Behnken design was applied to determine the optimal conditions by examining the effects of catalyst concentration ([Fe 2...
Advanced oxidation process
Malachite green
+4 more
Investigation of Cephalexin Removal Using Biochar Derived from Nephelium lappaceum Seeds
Water and Wastewater Treatment
The improper disposal of drugs into bodies of water has become a severe environmental and health issue. Biochar synthesized from different agro residues could be a potential material for the adsorption of pollutants in aqueous environments. Nephelium lappaceum seeds were pyrolyzed at 600 °C in a...
Adsorption
Antibiotic removal.
+3 more
An Automatic Data-Driven Long-term Rainfall Prediction using Humboldt Squid Optimized Convolutional Residual Attentive Gated Circulation Model in India
Climate change mitigation and adaptation
Precise long-term rainfall forecasting is becoming progressively significant, predominantly in periods of fluctuating weather circumstances. These prophecies are indispensable for several areas, including agronomy, water resource supervision, flood attentiveness, and effluence monitoring. This...
rainfall prediction
Monthly Forecasting
+5 more
Studies on Kinetics, Isothermal Modelling and Optimization of Cow Dung Adsorbent for Synthetic Dairy Wastewater Treatment
Water and Wastewater Treatment
The dairy industry is a major food industry that processes raw milk into a variety of products. The milk processing factory produces DWE with soluble organic components, suspended particles, and trace elements. These components degrade, causing cloudiness and odour. Adsorbing total solids (TS) and...
Activated carbon
Adsorption isotherms
+5 more
Effective removal of Calcium and Magnesium Ions from boiler feed Water using Polyacrylonitrile supported titanium tungstovanadate composite ion exchange nanofiber
Water and Wastewater Treatment
The challenge posed by the presence of calcium ions (Ca 2+) in process streams is attributed to its adverse effects on the heat transfer efficiency of process equipment. In this study, a novel electrospun nanofibrous composite was synthesized by combining polyacrylonitrile (PAN) with well...
ion exchange
hard water
+2 more
New strategy for photocatalytic antibacterial concrete: in situ fluoride-modified negatively charged interfaces
Urban environment and health
Sponge cities embody a green and sustainable urban development approach, with permeable concrete structures crucial for collecting natural precipitation. Over time, however, microbes from rainwater can adhere to and proliferate on these concrete surfaces, potentially accelerating material corrosion...
photocatalytic antibacterial
Concrete
+3 more
Adsorption of Carotenoids, Chloride, and Sulfate from Annatto Dye Agro-Industrial Effluent
Water and Wastewater Treatment
Natural dyes, such as annatto, are widely used in the food and pharmaceutical industries. However, the effluents from annatto dye production pose environmental challenges due to the presence of residual dye components, organic matter, and dissolved inorganic species (chloride and sulfate). This...
Adsorption
annatto
+8 more
Evaluating Water Quality through Macroinvertebrate Diversity and Physicochemical Parameters in the Thamirabarani River Basin
General
Aquatic ecosystems in the Thamirabarani River Basin, Tamil Nadu, India, are facing increasingly complex challenges due to climate change, particularly concerning water temperature and dissolved oxygen levels. This study delves into the intricate relationship between these variables and their...
Macro invertebrates
urban streams
+6 more