Exceedances and trends of particulate matter (PM2. 5) in five Indian megacities

V Singh, S Singh, A Biswal - Science of the Total Environment, 2021 - Elsevier
Abstract Fine particulate matter (PM 2.5) is the leading environmental risk factor that requires
regular monitoring and analysis for effective air quality management. This work presents the …

Source apportionment of fine aerosol particles of water-soluble and carbonaceous species measured in semi-urban (Kharagpur) and megacity (Kolkata) atmospheres …

K Dubey, S Verma - Science of The Total Environment, 2024 - Elsevier
We conducted the source apportionment of fine aerosol particles (aerodynamic diameter≤
1.6 μ m) collected with the indigenously designed-fabricated submicron aerosol sampler …

Seasonal variability of atmospheric aerosol over the North Indian region during 2005–2009

S Kumar, S Kumar, AK Singh, RP Singh - Advances in space research, 2012 - Elsevier
The Indo-Gangetic basin (IGB) extends 2000km in length along NW–SE and has 400km
width, in the north the basin is bounded by towering Himalaya. High aerosol optical depth …

Mutual response hypothesis between surface temperature and aerosol (BC and non-BC) mass concentration observed in an urban environment

S Talukdar, MV Ratnam - Science of the Total Environment, 2023 - Elsevier
The mutual response between near surface aerosol concentration and surface temperature
works in a complicated manner. A recent study has introduced a hypothesis of mutual …

A mutual response between surface temperature and black carbon mass concentration during the daytime

S Talukdar, MV Ratnam - Science of the Total Environment, 2021 - Elsevier
The mutual response between surface temperature and the mass concentration of regional
black carbon (BC) aerosols has still remained far from understanding due to its complex …

Electric field variation in clear and convective conditions at a tropical urban location

S Jana, A Maitra - Journal of Geophysical Research …, 2019 - Wiley Online Library
The behavior of atmospheric electric field in terms of potential gradient (PG) has been
studied during the period of 2013 and 2014 at a tropical and urban location Kolkata (22° …

Aerosol characteristics including fumigation effect under weak precipitation over the southeastern coast of China

X Zhang, Y Huang, R Rao - Journal of atmospheric and solar-terrestrial …, 2012 - Elsevier
Aerosol size distribution, total number concentration, scattering coefficient and absorption
coefficient were measured in Quanzhou on the southeastern coast of China, from December …

Extended fumigation effect on surface and boundary layer aerosol concentrations observed during solar eclipse

MV Ratnam, S Talukdar, P Prasad, STA Raj… - Atmospheric Pollution …, 2021 - Elsevier
Solar eclipse (with maximum obscuration of 85.3% and magnitude of 0.893) occurred on 26
December 2019 during morning hours (08: 10 to 11: 15 LT with a peak at 09: 33 LT) over …

Wintertime chemical composition of aerosols at a rural location in the Indo-Gangetic Plains

SK George, PR Nair, K Parameswaran… - Journal of atmospheric and …, 2011 - Elsevier
Systematic measurements of mass concentration and chemical composition of aerosols
have been carried out at Kharagpur in the Indo-Gangetic Plains during winter to identify the …

Winter time chemical characteristics of aerosols over the Bay of Bengal: continental influence

S Aryasree, PR Nair, IA Girach, S Jacob - Environmental Science and …, 2015 - Springer
As part of the Integrated Campaign for Aerosols, gases and Radiation Budget (ICARB)
conducted under the Geosphere Biosphere Programme of Indian Space Research …