Research on aerosol sources and chemical composition: Past, current and emerging issues

AI Calvo, C Alves, A Castro, V Pont, AM Vicente… - Atmospheric …, 2013 - Elsevier
In spite of considerable progresses in recent years, a quantitative and predictive
understanding of atmospheric aerosol sources, chemical composition, transformation …

Light-absorbing particles in snow and ice: Measurement and modeling of climatic and hydrological impact

Y Qian, TJ Yasunari, SJ Doherty, MG Flanner… - … in Atmospheric Sciences, 2015 - Springer
Light absorbing particles (LAP, eg, black carbon, brown carbon, and dust) influence water
and energy budgets of the atmosphere and snowpack in multiple ways. In addition to their …

Regional estimates of chemical composition of fine particulate matter using a combined geoscience-statistical method with information from satellites, models, and …

A Van Donkelaar, RV Martin, C Li… - Environmental science & …, 2019 - ACS Publications
An accurate fine-resolution surface of the chemical composition of fine particulate matter
(PM2. 5) would offer valuable information for epidemiological studies and health impact …

Global estimates of fine particulate matter using a combined geophysical-statistical method with information from satellites, models, and monitors

A Van Donkelaar, RV Martin, M Brauer… - … science & technology, 2016 - ACS Publications
We estimated global fine particulate matter (PM2. 5) concentrations using information from
satellite-, simulation-and monitor-based sources by applying a Geographically Weighted …

Global estimates of inorganic nitrogen deposition across four decades

D Ackerman, DB Millet, X Chen - Global Biogeochemical …, 2019 - Wiley Online Library
Atmospheric deposition of inorganic nitrogen is critical to the function of ecosystems and
elemental cycles. During the industrial period, humans have doubled the amount of …

Agricultural ammonia emissions in China: reconciling bottom-up and top-down estimates

L Zhang, Y Chen, Y Zhao, DK Henze… - Atmospheric …, 2018 - acp.copernicus.org
Current estimates of agricultural ammonia (NH 3) emissions in China differ by more than a
factor of 2, hindering our understanding of their environmental consequences. Here we …

Ammonia emissions in the United States, European Union, and China derived by high‐resolution inversion of ammonium wet deposition data: Interpretation with a …

F Paulot, DJ Jacob, RW Pinder, JO Bash… - Journal of …, 2014 - Wiley Online Library
We use the adjoint of a global 3‐D chemical transport model (GEOS‐Chem) to optimize
ammonia (NH3) emissions in the US, European Union, and China by inversion of 2005 …

Effects of aging on organic aerosol from open biomass burning smoke in aircraft and laboratory studies

MJ Cubison, AM Ortega, PL Hayes… - Atmospheric …, 2011 - acp.copernicus.org
Biomass burning (BB) is a large source of primary and secondary organic aerosols (POA
and SOA). This study addresses the physical and chemical evolution of BB organic aerosols …

High-Resolution Satellite-Derived PM2.5 from Optimal Estimation and Geographically Weighted Regression over North America

A Van Donkelaar, RV Martin, RJD Spurr… - … science & technology, 2015 - ACS Publications
We used a geographically weighted regression (GWR) statistical model to represent bias of
fine particulate matter concentrations (PM2. 5) derived from a 1 km optimal estimate (OE) …

Gas-particle partitioning of atmospheric Hg (II) and its effect on global mercury deposition

HM Amos, DJ Jacob, CD Holmes… - Atmospheric …, 2012 - acp.copernicus.org
Atmospheric deposition of Hg (II) represents a major input of mercury to surface
environments. The phase of Hg (II)(gas or particle) has important implications for deposition …