Quantification of atmospheric ammonia concentrations: A review of its measurement and modeling

AA Nair, F Yu - Atmosphere, 2020 - mdpi.com
Ammonia (NH3), the most prevalent alkaline gas in the atmosphere, plays a significant role
in PM2. 5 formation, atmospheric chemistry, and new particle formation. This paper reviews …

[HTML][HTML] Emissions preparation and analysis for multiscale air quality modeling over the Athabasca Oil Sands Region of Alberta, Canada

J Zhang, MD Moran, Q Zheng, PA Makar… - Atmospheric …, 2018 - acp.copernicus.org
The oil sands (OS) of Alberta, Canada, which are classified as unconventional oil, are the
third-largest oil reserves in the world. We describe here a 6-year effort to improve the …

A flexible and robust neural network IASI‐NH3 retrieval algorithm

S Whitburn, M Van Damme, L Clarisse… - Journal of …, 2016 - Wiley Online Library
In this paper, we describe a new flexible and robust NH3 retrieval algorithm from
measurements of the Infrared Atmospheric Sounding Interferometer (IASI). The method is …

Quantification of methane sources in the Athabasca Oil Sands Region of Alberta by aircraft mass balance

S Baray, A Darlington, M Gordon… - Atmospheric …, 2018 - acp.copernicus.org
Aircraft-based measurements of methane (CH 4) and other air pollutants in the Athabasca
Oil Sands Region (AOSR) were made during a summer intensive field campaign between …

A general framework for global retrievals of trace gases from IASI: Application to methanol, formic acid, and PAN

B Franco, L Clarisse, T Stavrakou… - Journal of …, 2018 - Wiley Online Library
Retrieving concentrations of minor atmospheric trace gases from satellite observations is
challenging due to their weak spectral signature. Here we present a new version of the ANNI …

Temporal and spatial variability of ammonia in urban and agricultural regions of northern Colorado, United States

Y Li, TM Thompson, M Van Damme… - Atmospheric …, 2017 - acp.copernicus.org
Concentrated agricultural activities and animal feeding operations in the northeastern plains
of Colorado represent an important source of atmospheric ammonia (NH 3). The NH 3 from …

An evaluation of IASI-NH3 with ground-based FTIR measurements

E Dammers, M Palm, M Van Damme… - Atmospheric …, 2016 - acp.copernicus.org
Global distributions of atmospheric ammonia (NH 3) measured with satellite instruments
such as the Infrared Atmospheric Sounding Interferometer (IASI) contain valuable …

[HTML][HTML] High-resolution hybrid inversion of IASI ammonia columns to constrain US ammonia emissions using the CMAQ adjoint model

Y Chen, H Shen, J Kaiser, Y Hu… - Atmospheric …, 2021 - acp.copernicus.org
Ammonia (NH 3) emissions have large impacts on air quality and nitrogen deposition,
influencing human health and the well-being of sensitive ecosystems. Large uncertainties …

Validation of the CrIS fast physical NH3 retrieval with ground-based FTIR

E Dammers, MW Shephard, M Palm… - Atmospheric …, 2017 - amt.copernicus.org
Presented here is the validation of the CrIS (Cross-track Infrared Sounder) fast physical NH
3 retrieval (CFPR) column and profile measurements using ground-based Fourier transform …

[HTML][HTML] 10-year satellite-constrained fluxes of ammonia improve performance of chemistry transport models

N Evangeliou, Y Balkanski, S Eckhardt… - Atmospheric …, 2021 - acp.copernicus.org
In recent years, ammonia emissions have been continuously increasing, being almost 4
times higher than in the 20th century. Although an important species, as its use as a fertilizer …