Multi-criteria decision based geospatial mapping of flood susceptibility and temporal hydro-geomorphic changes in the Subarnarekha basin, India

S Das, A Gupta - Geoscience Frontiers, 2021 - Elsevier
Abstract The Subarnarekha River in east India experiences frequent high magnitude
flooding in monsoon season. In this study, we present an in-depth analysis of flood …

Air pollution in three megacities of India during the Diwali festival amidst COVID-19 pandemic

J Mandal, A Chanda, S Samanta - Sustainable Cities and Society, 2022 - Elsevier
The present study characterized the difference in air pollution levels between Diwali
celebrations amidst the Covid-19 pandemic (14 November 2020) and the previous year (27 …

Estimation of particulate matter (PM2.5, PM10) concentration and its variation over urban sites in Bangladesh

A Gupta, M Moniruzzaman, A Hande, I Rousta… - SN Applied …, 2020 - Springer
Satellite-retrieved aerosol optical depth essentially provides an economical option for
regular monitoring of particulate matter (PM) concentration; however, the constrains and …

Quantification of Fine Particulate Matter (PM2.5) and Its Correlation with Meteorological Parameters Within the Ambient Air of Automobile Workshops in Benin City

GE Onaiwu, JM Okuo - Aerosol Science and Engineering, 2023 - Springer
This study explores the quantification of PM2. 5 (particles with an aerodynamic diameter of
less than or equal to 2.5 µm) and how it is impacted by meteorological parameters. The …

Spatio-temporal distribution of pollutant trace gases (CO, CH4, O3 and NO2) in India: an observational study

K Gupta, A Saha, B Sen Gupta - Geology, Ecology, and …, 2024 - Taylor & Francis
India is one of the largest contributors to anthropogenic emissions during the recent decade
associated with its rapid economic growth in India. Trace gases are important components in …

State of air pollutants and related health risk over Haryana India as viewed from satellite platform in COVID-19 lockdown scenario

D Singh, C Nanda, M Dahiya - Spatial Information Research, 2022 - Springer
COVID-19 driven lockdown has affected air quality worldwide. Changes in air pollutants
concentration, Air Quality Index (AQI), and associated Excess Health Risk (ER%) were …

Spatio-temporal distribution of INSAT-3D AOD derived particulate matter concentration over India

A Gupta, Y Kant, D Mitra, P Chauhan - Atmospheric Pollution Research, 2021 - Elsevier
Ground observations over 60–80 sites in India during 2014–18 reveal that Particulate Matter
(PM) concentration exceeded National Ambient Air Quality Standard (NAAQS) by 1.5–2.5 …

Runoff from firework manufacturing as major perchlorate source in the surface waters around Diwali in Ahmedabad, India

M Kumar - Journal of Environmental Management, 2020 - Elsevier
Fireworks events during the annual Indian festival of Diwali has been heavily criticised in
recent times. Perchlorate is an essential component of fireworks. The effects of the fireworks …

Correlation between the environmental parameters with outbreak pattern of COVID-19: A district level investigation based on yearlong period in India

A Gupta, L Saha - medRxiv, 2021 - medrxiv.org
The present study has investigated the role of regional meteorology and air quality
parameters in the outbreak pattern of COVID-19 pandemic in India. Using the remote …

Estimating the Impact of Urbanization on Nitrogen Dioxide Emission Over New Delhi Region Using Satellite Imaginary Model—Pre and During COVID Era

C Ramprasad, MK Deekshitha, R Gayathri… - Recent Trends in Civil …, 2022 - Springer
Urbanization is the process of slow conversion of most of the rural areas into urban with
respect to time. This leads to excess population concentrated in particular areas and other …