A two-pollutant strategy for improving ozone and particulate air quality in China
Abstract Fine particulate matter (PM2. 5) decreased by 30–40% across China during 2013–
2017 in response to the governmental Clean Air Action. However, surface ozone pollution …
2017 in response to the governmental Clean Air Action. However, surface ozone pollution …
Ozone pollution in the North China Plain spreading into the late-winter haze season
Surface ozone is a severe air pollution problem in the North China Plain, which is home to
300 million people. Ozone concentrations are highest in summer, driven by fast …
300 million people. Ozone concentrations are highest in summer, driven by fast …
[HTML][HTML] Effect of changing lifetime on the seasonality and long-term trends of satellite-observed tropospheric columns over China
Satellite observations of tropospheric NO 2 columns are extensively used to infer trends in
anthropogenic emissions of nitrogen oxides (NO x≡ NO+ NO 2), but this may be …
anthropogenic emissions of nitrogen oxides (NO x≡ NO+ NO 2), but this may be …
[HTML][HTML] The role of chlorine in global tropospheric chemistry
We present a comprehensive simulation of tropospheric chlorine within the GEOS-Chem
global 3-D model of oxidant–aerosol–halogen atmospheric chemistry. The simulation …
global 3-D model of oxidant–aerosol–halogen atmospheric chemistry. The simulation …
Description of the NASA GEOS composition forecast modeling system GEOS‐CF v1. 0
Abstract The Goddard Earth Observing System composition forecast (GEOS‐CF) system is a
high‐resolution (0.25°) global constituent prediction system from NASA's Global Modeling …
high‐resolution (0.25°) global constituent prediction system from NASA's Global Modeling …
[HTML][HTML] Nitrogen oxides in the free troposphere: implications for tropospheric oxidants and the interpretation of satellite NO measurements
Satellite-based retrievals of tropospheric NO 2 columns are widely used to infer NO x (≡
NO+ NO 2) emissions. These retrievals rely on model information for the vertical distribution …
NO+ NO 2) emissions. These retrievals rely on model information for the vertical distribution …
Control of particulate nitrate air pollution in China
The concentration of fine particulate matter (PM2. 5) across China has decreased by 30–
50% over the period 2013–2018 due to stringent emission controls. However, the nitrate …
50% over the period 2013–2018 due to stringent emission controls. However, the nitrate …
[HTML][HTML] Global inorganic nitrate production mechanisms: comparison of a global model with nitrate isotope observations
The formation of inorganic nitrate is the main sink for nitrogen oxides (NO x= NO+ NO 2).
Due to the importance of NO x for the formation of tropospheric oxidants such as the …
Due to the importance of NO x for the formation of tropospheric oxidants such as the …
Chemical production of oxygenated volatile organic compounds strongly enhances boundary-layer oxidation chemistry and ozone production
Photolysis of oxygenated volatile organic compounds (OVOCs) produces a primary source
of free radicals, including OH and inorganic and organic peroxy radicals (HO2 and RO2) …
of free radicals, including OH and inorganic and organic peroxy radicals (HO2 and RO2) …
Using satellite observations of tropospheric NO2 columns to infer long-term trends in US NOx emissions: the importance of accounting for the free tropospheric NO2 …
The National Emission Inventory (NEI) of the US Environmental Protection Agency (EPA)
reports a steady decrease of US NOx emissions over the 2005–2017 period at a rate of 0.1 …
reports a steady decrease of US NOx emissions over the 2005–2017 period at a rate of 0.1 …