COVID-19 lockdown and its impact on tropospheric NO2 concentrations over India using satellite-based data

A Biswal, T Singh, V Singh, K Ravindra, S Mor - Heliyon, 2020 - cell.com
Abstract The World Health Organization has declared the COVID-19 pandemic a global
public health emergency. Many countries of the world, including India, closed their borders …

Atmospheric peroxyacetyl nitrate (PAN): a global budget and source attribution

EV Fischer, DJ Jacob, RM Yantosca… - Atmospheric …, 2014 - acp.copernicus.org
Peroxyacetyl nitrate (PAN) formed in the atmospheric oxidation of non-methane volatile
organic compounds (NMVOCs) is the principal tropospheric reservoir for nitrogen oxide …

Rapid cycling of reactive nitrogen in the marine boundary layer

C Ye, X Zhou, D Pu, J Stutz, J Festa, M Spolaor, C Tsai… - Nature, 2016 - nature.com
Nitrogen oxides are essential for the formation of secondary atmospheric aerosols and of
atmospheric oxidants such as ozone and the hydroxyl radical, which controls the self …

A review of atmospheric chemistry observations at mountain sites

S Okamoto, H Tanimoto - Progress in Earth and Planetary Science, 2016 - Springer
Located far from anthropogenic emission sources, high-altitude mountain stations are
considered to be ideal sites for monitoring climatic and environmentally important baseline …

[HTML][HTML] Clouds, aerosols, and precipitation in the marine boundary layer: An arm mobile facility deployment

R Wood, M Wyant, CS Bretherton… - Bulletin of the …, 2015 - journals.ametsoc.org
Clouds, Aerosols, and Precipitation in the Marine Boundary Layer: An Arm Mobile Facility
Deployment in: Bulletin of the American Meteorological Society Volume 96 Issue 3 (2015) …

First simultaneous measurements of ozone, CO, and NOy at a high‐altitude regional representative site in the central Himalayas

T Sarangi, M Naja, N Ojha, R Kumar… - Journal of …, 2014 - Wiley Online Library
Simultaneous in situ measurements of ozone, CO, and NOy have been made for the first
time at a high altitude site Nainital (29.37° N, 79.45° E, 1958 m above mean sea level) in the …

The Global Atmosphere Watch reactive gases measurement network

MG Schultz, H Akimoto, J Bottenheim, B Buchmann… - …, 2015 - online.ucpress.edu
Long-term observations of reactive gases in the troposphere are important for understanding
trace gas cycles and the oxidation capacity of the atmosphere, assessing impacts of …

Interferences in photolytic NO2 measurements: explanation for an apparent missing oxidant?

C Reed, MJ Evans, P Di Carlo, JD Lee… - Atmospheric …, 2016 - acp.copernicus.org
Measurement of NO 2 at low concentrations (tens of ppts) is non-trivial. A variety of
techniques exist, with the conversion of NO 2 into NO followed by chemiluminescent …

Molecular characterization of free tropospheric aerosol collected at the Pico Mountain Observatory: a case study with a long-range transported biomass burning plume

K Dzepina, C Mazzoleni, P Fialho… - Atmospheric …, 2015 - acp.copernicus.org
Free tropospheric aerosol was sampled at the Pico Mountain Observatory located at 2225 m
above mean sea level on Pico Island of the Azores archipelago in the North Atlantic. The …

Molecular and physical characteristics of aerosol at a remote free troposphere site: implications for atmospheric aging

SK Schum, B Zhang, K Džepina, P Fialho… - Atmospheric …, 2018 - acp.copernicus.org
Aerosol properties are transformed by atmospheric processes during long-range transport
and play a key role in the Earth's radiative balance. To understand the molecular and …