The Global NEST Journal is an open access journal that publishes original research articles, short papers and critical reviews on all aspects of Environmental Science and Technology. These comprise, but are not limited to, Pollution Control Technology, Global Environmental Change, Air Quality, Water Quality, Water and Waste Water Treatment, Solid Waste Management, Hazardous Substances and Risk...Read full aims and scope
Effects of climate change on future extreme rainfall indices over Thailand
Global Environmental Change
Extreme rainfall indices were calculated based on daily rainfall data derived from the outputs of MM5-RCM simulations. Projected changes of these indices in the future (2020s) under the IPCC Special Report on Emissions Scenarios (SRES) A1B compared to the reference period (1990s) were analyzed...
Analysis of rainfall and drought in Rajasthan state, India
Climate Change Impacts and Societal Adaptation in the Indian Subcontinent
Rainfall indices and Standardized Precipitation Index (SPI) were obtained for Rajasthan State characterized as the most sensitive and vulnerable state in India. Daily rainfall data of 35 years (1971-2005) for 31 well-spread stations were used to generate critical area maps. From the analysis of...
Time Series Models of Monthly Rainfall and Temperature to Detect Climate Change for Jorhat (Assam), India
Climate Change Impacts and Societal Adaptation in the Indian Subcontinent
In the present study, monthly rainfall, maximum temperature and minimum time series models were developed for Jorhat (Assam) situated in northeast India using monthly rainfall, maximum temperature and minimum temperature data from the year 1965 to 2000. A trend free time series of rainfall and...
Climate projection and future rainfall trends analysis in the Nouhao sub-basin in Burkina Faso.
Climate change mitigation and adaptation
Climate change is an indicator of changes happening in the biosphere. Monitoring it, will anticipating actions against the resulting disasters. This study, undertaken in Burkina Faso Nouaho sub basin, gives an overview of rainfall in the near, medium and long terms. It is built on regional climates...
A rainfall simulation study of erosion of some calcareous soils
General
In order to study the erodibility characteristics of some calcareous soils from Central Greece, the instability of aggregates of 2.0-4.7 mm in water was studied. Soil loss experiments were also conducted in the laboratory using a rain simulator where soil loss was measured and the soils attitude...
Application of a continuous Rainfall-Runoff model to the basin of Kosynthos river using the hydrological software HEC-HMS
Water Resources Management
In this paper, the application of a continuous rainfall-runoff model to the basin of Kosynthos River (district of Xanthi, Thrace, northeastern Greece), as well as the comparison of the computational runoff results with field discharge measurements are presented. The rainfall losses are estimated by...
IMPACTS OF RECIRCULATION EVENT ON AEROSOL DISPERSION AND RAINFALL PATTERNS IN PARTS OF NIGERIA
Pollution Control Technology
The peculiarity of the lower atmosphere of south west region of Nigeria was explored using theoretical and experimental approach. In the theoretical approach, the reconstruction of 1D model as an extraction from the 3D aerosol dispersion model was used to examine the physics of the recirculation...
Urbanizational impact on climatic variables and geographical analysis of physical land use land cover variation of a city using Remote Sensing.
Climate change mitigation and adaptation
Climate change has serious implications foron the rise and variation of the average earth’s temperature, and intensified rainfall. In urban areas, temperatures and intensified rainfall variation are noticeably seenin the city which disrupts the normal life of a living things. Also, it affects the...
Impact of changing rainfall conditions on surface and groundwater resources in an experimental watershed in Greece
General
The present study concerns the impact of a change in the rainfall regime on surface and groundwater resources in an experimental watershed. The research is conducted in a gauged mountainous watershed (15.18 km2) that is located on the eastern side of Penteli Mountain, in the prefecture of Attica...
Hydrochemical Fluxes in Rainfall, Throughfall, and Stemflow in Pinus sylvestris var. mongolica Plantation, northeast China
Hydrology and water resources
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...
Hydrologic modeling for the determination of design discharges in ungauged basins
General
All stormwater management projects in Greece are required to get environmental permit before construction. The design return period is often determined by the environmental permit. Determination of design discharges is an important parameter for the design. Design discharge for a given return period...
Assessment Of Rainfall Pattern And Future Change For Kelantan River Basin, Malaysia Using Statistically Downscaled Local Climate Models
Environmental data analysis and modelling
Climate change has been discussed frequently in recent decades, and it has increased the probability of extreme flood occurrence. This study aims to provide an analysis of future rainfall patterns and flood occurrences specifically for the Kelantan River Basin which is identified as one of flood...
Impact of urbanization on climate change and geographical analysis of physical land use land cover variation using RS-GIS.
Hydrology and water resources
This study focuses on the impact of climate change on rainfall-runoff pattern, and to assess the surface runoff and groundwater recharge potential from the intensified rainfall for the effective management of surface and groundwater resources in Tirunelveli city. The rainfall contribution is...
Analysis of wet acid deposition in Macau
General
Records of precipitation in Macau are collected from three local monitoring stations from 1993 to 2003. Chemical compositions of precipitation are analyzed to reveal the causes of wet deposition in Macau. The review of annual rainfall volumes and the volume weighted annual pH values over this period...
Multivariate Extension of the Singular Spectrum Analysis A New Tool in Understanding the Intraseasonal-Oscillation (ISO) of Philippines Summer Monsoon and its Association with Extreme Rainfall Events
Global Environmental Change
The intraseasonal low-frequency oscillation is studied by using gridded rainfall dataset from 1979 to present. Multivariate Singular Spectrum Analysis (SSA) was used in the extraction of these modes. We have found out that there is a significant increasing trend in the relative strength of low...
Impacts of rainfall changes on groundwater balance of coastal aquifers: a case study of the Thermaikos Gulf, North Greece
Hydrology and water resources
Groundwater is one of the major parameters in maintaining ecology in many regions. As climate is one of the main factors which affects groundwater resources, the main objective of the present study is to assess the impact of rainfall changes on the groundwater system by projecting the future changes...
The impact of forest fires on the vulnerability of peri-urban catchments to flood events: The case of the Easter Attica Region, Greece
General
Floods are natural disasters that pose a direct threat to human life and often cause significant economic loss. River floods are caused by heavy and/or prolonged rainfall, causing rivers and streams to overflow and sometimes also burst dams or levees. Forest fires increase the risk factor to which...
Statistical downscaled local climate model for future rainfall changes analysis: A case study of Hyogo prefecture, Japan
Environmental data analysis and modelling
For decades, climate models have been used to understand the present and historical climates, especially global climate models (GCMs). They are used to understand the interaction between climate system processes and forecast future climates. However, the issue of low resolution and accuracy often...
GFIS (Geographic Forecasting Information System): A Case Study in Water Resources Management
General
The current study presents the development of a Forecasting Information System for geographic data (cross-sectional time-series for different geographic regions). GFIS, Geographic Forecasting Information System, was developed with MS Visual Basic (User Interface), ArcView (GIS) and MS Access (DBMS)...
Hydrological study and assessment of water budget for Erbil basin, Kurdistan region, Iraq
Environmental data analysis and modelling
This research is conducted on Erbil basin, it is located in northern part of Iraq, the basin is composed of three main sub-basins which are: Northern part (Kapran), Central sub-basin and Southern part (Bashtepa) respectively. The total area of three sub-basins are approximately (3,200 km2). The main...
Water management plan for olive orchards in a semi-mountainous area of Crete, Greece
Water Resources Management
In the present work the physically based distributed rainfall–runoff modeling system, MIKE SHE, is used to simulate the surface runoff at a semi-mountainous impermeable area of Tavronitis River basin in Crete-Greece. The objective of this surface flow model is to develop an appropriate irrigation...
Relationship between rainfall and run-off In the Stratoni Region (N. Greece) after the storm of 10th February 2010
Water Resources Management
Extreme floods often demonstrate unanticipated characteristics that pose problems for management and response. The flood in the Stratoni region in February 2010 provided an example of such unexpected response. The aim of this paper is the quantification of the hydrologic response of the torrents...
Optimal temporal distribution curves for the classification of heavy precipitation using hierarchical clustering on principal components
Protection and restoration of the environment
A novel method that utilizes a combination of statistical and clustering techniques is presented in order to classify statistically independent heavy rainstorm events and create a limited number of temporal distribution curves. These curves represent the centers of many unitless cumulative rainstorm...
Block-level Drought Assessment using Rainfall and Remote sensing Data
Floods, Droughts and Water scarcity
Drought is a disastrous natural phenomenon. It is generally viewed as a sustained and regionally extensive occurrence of below average natural water availability either in the form of rainfall, river runoff or groundwater. Drought is defined based on different factors and generally assessed in...
Modeling Dryness Severity Using Artificial Neural Network at the Okavango Delta, Botswana
Hydrology and water resources
Water balance studies in the Okavango Delta indicate that more than 90% of inflow into the Delta is lost through evaporation. This coupled with high climatic variability threatens the ecohydrology of the Delta. Trends indicate decreasing rainfall amounts and increasing temperature at the area of the...
Thematic areas
Circular economy
Climate change and air pollution
Solid waste management
Water and wastewater
Climatic Influence on Solar Saltpans with specific reference to Thoothukudi District
Climate change mitigation...
24-07-2024
Analysis of the performance, combustion and emission of Hydrogen Induction in a CRDI engine
Climate change mitigation...
24-07-2024
Do Technological Innovation and Environmental Regulation Reduce Carbon Dioxide Emissions? Evidence from China
Ecology, environmental change...
24-07-2024
Strength and Durability Studies on Concrete using Cashew Nut Shell Ash (CNSA) waste as Supplementary Materials
Solid Waste Management
17-07-2024
Research on Regional Carbon Emission Policy and Breakthrough Green Technology Innovation Pathways: Based on the Perspective of New Quality Productivity
Ecology, environmental change...
17-07-2024
Phytogenic aqueous extract mediated fabrication of Ag-Fe2O3 nanohybrids for detoxification of carcinogenic Congo Red dye: An Environmental Remediation approach
Water treatment
17-07-2024
Anthropogenic Influence and Climate Change on Water and Nutrient Dynamics in the Kebir-Rhumel Basin, (Northeastern Algeria)
Water Quality
15-07-2024
Green Synthesis of Silver based Nanocomposites using Indigenous Plant Waste and their Lab Scale Application for Targeted Environmental Remediation
Biowaste
15-07-2024
A Review of Life Cycle Assessment of Nanomaterials-Based Adsorbent for Environmental Remediation
Life cycle analysis...
15-07-2024
Numerical and experimental analyses for performance and emissions assessment of a four-stroke engine powered by oleic acid methyl ester biofuel made from waste frying oil
Sustainable Energy
22-08-2024
Enhancing seafood processing wastewater treament efficiency of an anaerobic membrane bioreactor (AnMBR) system: a comparision of post-treatment methods
Water and Wastewater...
22-08-2024
Experimental study on effective utilization of industrial solid wastes in developing Ultra-High Performance Geopolymer Concrete
Circular economy
17-08-2024
Strength Properties Evaluation of Composite Blocks Incorporated With Acacia Nilotica Ash
Solid Waste Management
17-08-2024
AN OVERVIEW OF GREEN ENERGY SOURCES, ENHANCING THE ENVIRONMENTAL AND ECONOMIC ELEMENTS OF THE WORLD'S SUSTAINABILITY
Sustainable Energy
17-08-2024
Analysis of the effect of digital financial inclusion on agricultural carbon emissions in China
Ecology, environmental change...
17-08-2024
Development of an Air Quality Forecasting System Using a Multimodal Deep Learning Framework Based on Satellite Images of Delhi City
Air Quality
17-08-2024
An Experimental Assessment of the Performance of Solar Panels Using Efficiency Enhancement Techniques in India's Tropical Region
Sustainable Energy
10-08-2024
The Bioremoval of Toxic Dyes Using Chlorella Algae in Airlift Bioreactor
Water treatment
10-08-2024