Global climate change is one of the most important scientific, societal and economic
contemporary challenges. Fundamental understanding of the major processes driving …

Aerosol emissions from biomass burning are of specific interest over the globe due to their
strong radiative impacts and climate implications. The present study examines the impact of …

Air mass factor (AMF) calculation is the largest source of uncertainty in NO 2 and HCHO
satellite retrievals in situations with enhanced trace gas concentrations in the lower …

Abstract Particulate matter (PM 2.5) samples were collected over Delhi, India during January
to December 2012 and analysed for carbonaceous aerosols and inorganic ions (SO 4 2 …

Ground-based measurements of scattered sunlight by the Multi Axis Differential Optical
Absorption Spectroscopy (MAX-DOAS) have been carried out at an urban site (39.95° N …

We characterize the temporal variation and vertical distribution of nitrogen dioxide (NO 2),
sulfur dioxide (SO 2), formaldehyde (HCHO) and aerosol extinction based on long-term multi …

Tropospheric vertical column densities (VCDs) of NO 2, SO 2 and HCHO derived from the
Ozone Monitoring Instrument (OMI) on AURA and the Global Ozone Monitoring Experiment …

COVID-19 related restrictions lowered particulate matter and trace gas concentrations
across cities around the world, providing a natural opportunity to study effects of …

MAX-DOAS and direct sun NO 2 vertical column network data are used to investigate the
accuracy of tropospheric NO 2 column measurements of the GOME-2 instrument on the …

We conducted long-term network observations using standardized Multi-Axis Differential
optical absorption spectroscopy (MAX-DOAS) instruments in Russia and ASia (MADRAS) …