Hugo Denier van der Gon
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View article: Technical note: sensitivity of the CAMS regional air quality modelling system to anthropogenic emission temporal variability
Technical note: sensitivity of the CAMS regional air quality modelling system to anthropogenic emission temporal variability Open
An accurate characterization of the temporal distribution in primary emissions is essential for air quality modeling. This study evaluates the impact of replacing the default temporal profiles in the Copernicus Atmosphere Monitoring Servic…
View article: Machine-Learning-Driven Reconstruction of Organic Aerosol Sources across Dense Monitoring Networks in Europe
Machine-Learning-Driven Reconstruction of Organic Aerosol Sources across Dense Monitoring Networks in Europe Open
Fine particulate matter (PM) poses a major threat to public health, with organic aerosol (OA) being a key component. Major OA sources, hydrocarbon-like OA (HOA), biomass burning OA (BBOA), and oxygenated OA (OOA), have distinct health and …
View article: Copernicus Atmosphere Monitoring Service – Regional Air Quality Production System v1.0
Copernicus Atmosphere Monitoring Service – Regional Air Quality Production System v1.0 Open
The Copernicus Atmosphere Monitoring Service (CAMS) delivers a wide range of free and open products in relation to atmospheric composition at global and regional scales. The CAMS Regional Service produces daily forecasts, analyses, and rea…
View article: Characterizing point-source carbon emissions by combining TROPOMI CO and OCO CO2 data.
Characterizing point-source carbon emissions by combining TROPOMI CO and OCO CO2 data. Open
Understanding and independently validating carbon emissions from concentrated point sources is vital to support climate policy. Satellite-based quantifications of CO2 point source emissions have been limited by the spatial coverage of curr…
View article: Towards better black carbon emission estimates in Europe: assimilating observations with a Bayesian inversion framework
Towards better black carbon emission estimates in Europe: assimilating observations with a Bayesian inversion framework Open
There are large discrepancies between different black carbon (BC) bottom-up emission estimates. This affects our understanding of how BC affects population health and climate. Previous studies have presented top-down estimates in various d…
View article: Carbon dioxide plume dispersion simulated at the hectometer scale using DALES: model formulation and observational evaluation
Carbon dioxide plume dispersion simulated at the hectometer scale using DALES: model formulation and observational evaluation Open
Developing effective global strategies for climate mitigation requires an independent assessment of the greenhouse gas emission inventory at the urban scale. In the framework of the Dutch Ruisdael Observatory infrastructure project, we hav…
View article: Enhancing anthropogenic NMVOC emission speciation for European air quality modelling
Enhancing anthropogenic NMVOC emission speciation for European air quality modelling Open
Non-Methane Volatile Organic Compounds (NMVOCs) impact health and air quality, contributing to ozone and secondary organic aerosols (SOA). With stricter pollutant limits and a growing emphasis on modelling under the new European Ambient Ai…
View article: Assessing the ability to quantify the decrease in NO <sub> <i>x</i> </sub> anthropogenic emissions in 2019 compared to 2005 using OMI and TROPOMI satellite observations
Assessing the ability to quantify the decrease in NO <sub> <i>x</i> </sub> anthropogenic emissions in 2019 compared to 2005 using OMI and TROPOMI satellite observations Open
There are great expectations about the detection and the quantification of NOx emissions using NO2 tropospheric columns from satellite observations and inverse systems. This study assesses the potential of the OMI-QA4ECV and TROPOMI satell…
View article: Technical note: Sensitivity of the CAMS regional air quality modelling system to anthropogenic emission temporal variability
Technical note: Sensitivity of the CAMS regional air quality modelling system to anthropogenic emission temporal variability Open
An accurate characterization of the temporal distribution in primary emissions is essential for air quality modeling. This study evaluates the impact of replacing the default temporal profiles in the Copernicus Atmosphere Monitoring Servic…
View article: DRIVE v1.0: A data-driven framework to estimate road transport emissions and temporal profiles
DRIVE v1.0: A data-driven framework to estimate road transport emissions and temporal profiles Open
Traffic in urban areas is an important source of greenhouse gas (GHG) and air pollutant emissions. Estimating traffic-related emissions is, therefore, a key component in compiling a city emission inventory. Inventories are fundamental for …
View article: Atmospheric Methane: Comparison Between Methane's Record in 2006–2022 and During Glacial Terminations
Atmospheric Methane: Comparison Between Methane's Record in 2006–2022 and During Glacial Terminations Open
Atmospheric methane's rapid growth from late 2006 is unprecedented in the observational record. Assessment of atmospheric methane data attributes a large fraction of this atmospheric growth to increased natural emissions over the tropics, …
View article: High-resolution CO2 flux modelling on the building-scale using GRAMM/GRAL and in-situ measurements for the Paris metropolitan area
High-resolution CO2 flux modelling on the building-scale using GRAMM/GRAL and in-situ measurements for the Paris metropolitan area Open
The city of Paris aims to reach net zero emissions by 2050, an ambitious target whose achievement will need to be verified. Atmospheric measurements of CO2 can provide independent information on the city emissions and therefore, play an im…
View article: Let&#8217;s Investigate Methane for Climate Action
Let’s Investigate Methane for Climate Action Open
2025 started with the launch of the H-Europe project IM4CA to enhance the quantification and understanding of methane emissions and sinks. A consortium of 25 partners joins forces to investigate pressing questions about the evolution atmos…
View article: Anthropogenic and natural emissions data for 2000-2023 at the global and regional scales for air quality forecasts and reanalyses&#160;
Anthropogenic and natural emissions data for 2000-2023 at the global and regional scales for air quality forecasts and reanalyses  Open
Emission inventories are the key starting point for understanding the causes and possible mitigation of air pollution. They provide information about the sources of air pollution, which can be used in air quality models to make air-quality…
View article: Synthesis of the ROMEO Project Findings: Assessing Romania&#8217;s O&amp;G Methane&#160;Emissions and Advancing Accurate Methane Emission Inventories
Synthesis of the ROMEO Project Findings: Assessing Romania’s O&G Methane Emissions and Advancing Accurate Methane Emission Inventories Open
Romania is one of Europe’s oldest oil and gas (O&G) producers with a history dating back to 1857 and remains one of the major producers within the EU. The country’s O&G sector continues to play a significant role in the…
View article: Identifying Greenhouse Gas Emission Trends and Validating Hotspot Locations via Flux Measurements and Footprints in Three Pilot Cities
Identifying Greenhouse Gas Emission Trends and Validating Hotspot Locations via Flux Measurements and Footprints in Three Pilot Cities Open
Emissions of greenhouse gases (GHGs) are known drivers of climate change and related effects; however, they continue to increase every year despite current reduction efforts. Rising populations worldwide as well as changes in land use and …
View article: Trends in emissions of atmospheric constituents at the global scale: evaluation and improvements using regional inventories
Trends in emissions of atmospheric constituents at the global scale: evaluation and improvements using regional inventories Open
Different emissions inventories have been developed in recent years, which provide emissions of gaseous and particulate atmospheric species for the past decades at both global and regional scales. As part of the Copernicus Atmosphere Monit…
View article: Practical paths towards quantifying and mitigating agricultural methane emissions
Practical paths towards quantifying and mitigating agricultural methane emissions Open
This review summarizes the rapid advances in direct practical methods to quantify and reduce agricultural methane emissions worldwide. Major tasks are location, identification, quantification and distinction between different specific sour…
View article: Partitioning anthropogenic and natural methane emissions in Finland during 2000–2021 by combining bottom-up and top-down estimates
Partitioning anthropogenic and natural methane emissions in Finland during 2000–2021 by combining bottom-up and top-down estimates Open
Accurate national methane (CH4) emission estimates are essential for tracking progress towards climate goals. This study investigated Finnish CH4 emissions from 2000–2021 using bottom-up and top-down approaches. We evaluated the ability of…
View article: Airborne in situ quantification of methane emissions from oil and gas production in Romania
Airborne in situ quantification of methane emissions from oil and gas production in Romania Open
Production of oil and gas in Romania, one of the largest producers in the European Union (EU), is associated with substantial emissions of methane to the atmosphere and may offer high emission mitigation potential to reach the climate obje…
View article: A novel approach to rapidly tracking whole-farm methane emissions
A novel approach to rapidly tracking whole-farm methane emissions Open
Enteric fermentation and manure from livestock farming are major sources of methane (CH 4 ) emissions and have a large potential for emissions reduction. However, there is a lack of effective methods for evaluating future emissions reducti…
View article: An improved Bayesian inversion to estimate daily NO <sub>x</sub> emissions of Paris from TROPOMI NO <sub>2</sub> observations between 2018–2023
An improved Bayesian inversion to estimate daily NO <sub>x</sub> emissions of Paris from TROPOMI NO <sub>2</sub> observations between 2018–2023 Open
We present a comprehensive quantification of daily NOx emissions from Paris using an inverse analysis of tropospheric NO2 columns measured by the Tropospheric Monitoring Instrument (TROPOMI) over a 5-year period (May 2018–August 2023). Our…
View article: Comparing space-based to reported carbon monoxide emission estimates for Europe's iron and steel plants
Comparing space-based to reported carbon monoxide emission estimates for Europe's iron and steel plants Open
We use satellite observations of carbon monoxide (CO) to estimate CO emissions from European integrated iron and steel plants, the continent's highest-emitting CO point sources. We perform analytical inversions to estimate emissions from 2…