| Global NEST Journal

Drone-Based Aerial GIS Flood Vulnerability Mapping: A Case Study of the 2023 Chennai Floods in Pallikaranai, Chennai, Tamil Nadu, India

by Vivekanandan Senthil Kumar Kadarkaraipandian

Hydrology and Water Resources Management

Floods are among the most catastrophic natural disasters because they endanger both lives and assets. The current investigation intends to create a mesoscale state wide flood risk mapping for the district of Chennai in Tamil Nadu, India, utilizing drone data and a GIS-MCDA model. The Chennai...

Chennai Floods 2023 Drone technology +3 more

Hydrological study and assessment of water budget for Erbil basin, Kurdistan region, Iraq

by

jwan sabah mustafa et al. View all

Issue 5

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...

Hydrological study Evaporation +5 more

An Intelligent Weather Prediction Model Using Optimized 1D CNN With Attention GRU

by

Hemamalini S et al. View all

Issue 2

Climate change

One of the main factors affecting human livelihoods is weather events. High weather disasters with forest fires, high air temperature, and global warming that cause drought. An efficient and accurate weather forecasting approach is required to take measures against climate disasters. Therefore, it...

Weather Forecasting Convolutional Neural Network +4 more

Analysis model of flood spatiotemporal change characteristics based on k-means clustering algorithm

by

Wei Zhang et al. View all

Issue 2

Hydrology and Water Resources Management

In order to analyze the spatiotemporal change characteristics of regional flood disaster, analyze the main change characteristics and hydrological response of precipitation distribution in Guangxi, and improve the comprehensive utilization efficiency of water resources, this paper introduces the k...

Mountain flood disaster Mann-Kendall trend test +3 more

Prediction of Ozone Depletion Levels using Intelligent CNN-SVM Classification System

by

Arun V et al. View all

Issue 2

Environmental data analysis and modelling

The concentration of ozone in the earth atmosphere has been steadily falling by 4% in the total amount since late 1970. With the widespread usage of modern industry chlorofluorocarbons, the rate at which ozone content decreases is escalating, resulting in an ozone hole. The depletion permits harmful...

Assessment of observed temperature trend patterns of Bhubaneswar city, India with special prominence on future projections using SimCLIM climate model and farmer’s perception

by

Punya Murthy Khristodas et al. View all

Issue 2

Climate change

Temperature dynamics is a widely recognized indicator of the global warming phenomenon. Changes in temperature patterns in Bhubaneswar, India, were assessed by examining the monthly minimum and maximum temperature data for 60 years (1956–2015) sourced from the Indian Meteorological Department...

Climate change Multistage Sampling Technique +4 more

Odour emissions from a municipal solid waste dumping area that are at the moderate stage of disintegration

by

Srinivasan S et al. View all

Issue 8

Solid Waste Management

Odour is a major concern as they are termed hazardous to the surroundings as well as life forms when they are exposed to the environment. Odour emission is also one of the indicators of environmental changes that impact the environment. Among the different sources of odour emission, in the dumping...

MSW Dumping Yard VOCs +1 more

Assessment Of Rainfall Pattern And Future Change For Kelantan River Basin, Malaysia Using Statistically Downscaled Local Climate Models

by

Kok Weng Tan et al. View all

Issue 7

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...

Statistical downscaling local climate model +4 more

Analysis of seasonal variation and dispersion pattern of ambient air pollutants in an urban environment

by

Jeyadharmarajan Jeyanthi et al. View all

Issue 5

Air pollution and health

The level of air pollution increased in urban areas due to local atmospheric conditions and dispersion of various air pollutants. In this study, the air quality index was carried out in four places in the urban zone and investigated the seasonal variation of PM2.5, PM10, SO2, NO2, and O3 over one...

Particulates Fluidyn-PANACHE +4 more

Research of Air Quality in Closed Car Parks in Konya Province

by

Fatma KUNT et al. View all

Issue 3

Air pollution and health

Nowadays, due to the development of the world, harmful gases and vapours have begun to enter the atmosphere significantly, so we are faced with the problem of air pollution and its low quality. This paper, therefore, focused on enclosed car parks, a parking system that needs to be well examined from...

air quality Carbon Dioxide +3 more

Block-level Drought Assessment using Rainfall and Remote sensing Data

by

Murali Krishna T et al. View all

Issue 4

Hydrology and Water Resources Management

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...

drought Meteorological drought +4 more

Trend analysis of long-lasting air temperature and precipitation time series in a mountainous fir forest in central Greece. Implications for nitrogen uptake by plants

by

Konstantinos Kaoukis et al. View all

Issue 4

Climate change

In the present work meteorological data, concerning temperature and precipitation in a mountainous Bulgarian fir (Abies borisii-regis Mattf.) forest, was analyzed in order to find trends for the period 1973-2019. The results showed that temperature values on annual and seasonal base, especially in...

fir forest Trends +4 more

Seasonal variation of atmospheric total gaseous mercury and urban air quality in South India

by

Manikanda Bharath K et al. View all

Issue 3

Air pollution and health

This study analyses seasonal and regular variations in ambient atmospheric concentrations of total gaseous mercury (TGM), ancillary air pollutant concentrations, and their relationship to weather conditions of a megacity environment in India. Further, to correlate with TGM concentrations at...

Ambient air quality total gaseous mercury +4 more

CORRELATION OF METEOROLOGICAL PARAMETERS TO CHARACTERIZE WIND SITES: A CASE STUDY OF N'GUIGMI, NIGER

by

MOUMOUNI GUERO Mohamed (elhmehd@gmail.com) et al. View all

Issue 2

Environmental data analysis and modelling

To assess the impact of climate change on wind regimes, we performed a statistical analysis of some meteorological parameters. Indeed, variables such as temperature, humidity, pressure, and insolation are rarely or not considered in the estimation of wind regimes and therefore in the...

Climate variability Principal component analysis +3 more

Characteristics Analysis of Precipitation Observations and Climate Change Along the High-speed Railway in Jiangsu

by

Xiong Xiong et al. View all

Issue 1

CLEANWAS

High-speed railway (HSR) is severely affected by precipitation disasters. There are many studies on precipitation and precipitation disasters, most of which are precipitation and analysis of disasters caused by precipitation, and few explain climate changes caused by precipitation. This paper uses...

high-speed railway precipitation analysis +3 more

Numerical Simulation of the Effect of Construction Dust Emission on Air Quality in Jinan, a Central City in the North China Plain

by

zhanshan wang et al. View all

Issue 1

Air pollution and health

Numerical simulation was conducted to assess the impact of dust emission on typical environmental sites in Jinan City. The CALPUFF model was applied to five simulation scenarios. The results showed that dust emission had a significant impact on air quality in Jinan. The impact of dust emission on...

Jinan Construction dust +3 more

Ecological Remote Sensing Image Monitoring Method for Vegetation Destruction in Waterfront Greenway Based on Genetic Algorithm

by

Jihua Liang et al. View all

Issue 4

CLEANWAS

Because the traditional remote sensing image monitoring method has the problem of poor ability of capturing vegetation destruction, an ecological remote sensing image method for vegetation destruction in waterfront greenway based on genetic algorithm is proposed. The vegetation index data of...

Genetic Algorithm Waterfront greenway +5 more

Short-Term Prediction of PM2.5 Pollution with Deep Learning Methods

by

Zeynep Cansu Ayturan et al. View all

Issue 1

Air pollution and health

Particulate matter (PM), classified according to aerodynamic diameter, is one of the harmful pollutants causing health damaging effects. It is considered as cancerogenic by the World Health Organization (WHO) because of the substances found in the chemical composition of PM. In this study, short...

air pollution particulate matter +4 more

Evaluation of atmospheric concentrations of dl-PCBs comparing to PCDD/F compounds in Istanbul, Turkey

by

Gunes G. et al. View all

Issue 2

Air pollution and health

In this study, the seasonal variation of atmospheric concentrations of PCDD/F and Dl-PCB and the effect of meteorological factors on concentration were investigated. Ambient air samples were collected monthly between May 2011 and October 2013 by using high volume samplers. Based on these samples...

Polychlorinated dibenzo-p-dioxin/furan dioxin-like PCB +4 more

Assessment of the prevailing environmental conditions: in the town of Patras, Greece with emphasis on areas with school buildings

by

Katsifara A., Varnavas S.P.

Issue 1

Green Chemistry and Sustainable Development

The school buildings in and around the city of Patras in the prefecture of Achaia, Greece, are classified on the basis of the prevailing environmental conditions and the existing human activities in the surrounding area. School buildings in urban and rural environment are investigated. The type and...

Environment air quality +5 more

Heavy metals risk assessment in water and bottom sediments of ICOLLs in Northern Poland

by

Aleksander Astel et al. View all

Issue 4

CEST2017 - Heavy metals in the environment

Natural diversity of intermittently closed and open lakes and lagoons (ICOLLs) depends on mutual interactions of several factors: (i) an impact of sea water and land background; (ii) temporary meteorological situation; (iii) hydrological conditions; and (iv) the shape of lake basin. However, some...

Baltic Sea coastal lakes and lagoons +3 more

Universal Thermal Climate Index (UTCI) and synoptic circulation patterns over the metropolitan city of Athens, Greece

by

George Katavoutas et al. View all

Issue 3

Climate change

The present study aims to investigate the human thermal stress with respect to the synoptic scale circulation over the metropolitan city of Athens in Greece. The Universal Thermal Climate Index (UTCI) was applied in order to assess the levels of thermal stress employing three-hour meteorological...

Thermal stress Thermal Comfort +4 more

Forecasting PM10 levels using ANN and MLR: A case study for Sakarya City

by

Zeynep Ceylan et al. View all

Issue 2

Air pollution and health

In this study, potential of neural network to estimate daily mean PM10 concentration levels in Sakarya city, Turkey as a case study was examined to achieve improved prediction ability. The level and distribution of air pollutants in a particular region is associated with changes in meteorological...

particulate matter PM10 +3 more

Investigation of Performance of Tropospheric Ozone Estimations in The Industrial Region Using Differential Artificial Neural Networks Methods

by

Andac Akdemir et al. View all

Issue 1

Environmental Sciences

The method of Levenberg-Marquardt learning algorithm was investigated for estimating tropospheric ozone concentration. The Levenberg-Marquardt learning algorithm has 12 input neurons (6 pollutants and 6 meteorological variables), 28 neurons in the hidden layer, and 1 output neuron for the Ozone (O3)...

MLP Levenberg-Marquardt +2 more

Historical and Temporal Trends of Climatic Parameters in North East India

by

Bandyopadhyay A. et al. View all

Issue 4

General

Accessing temporal trend of different meteorological parameters is essential for understanding the local climate changing pattern of a region. Quantitative estimates of the effect of climate change helps in understanding, planning, and management of water resources systems. In this study, monthly...

Temporal trend MK +4 more