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New results, field campaigns, instrumentation, collaborations and insights into observation activities.
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Latest news from APC.
Posts, campaigns and updates from research, the observatory and the laboratories.
News · 20.08.2026Urban greening and air quality – New prespectives
Tree selection can strongly influence biogenic reactivity and ozone formation in cities.
Read articleNews · 18.12.2025BREATHING Interreg meeting
Project partners reviewed first measurements and next steps for cross-border air-quality research.
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News · 03.12.2025VOCentinel at IAO
A prototype system extends continuous, automated monitoring of volatile organic compounds at the observatory.
Read articleNews · 10.04.2025Methane emissions in urban areas
Long-term eddy-covariance observations reveal vertically distributed urban methane sources and characteristic hotspots.
Read articleNews · 05.08.2024Mapping urban methane (CH4) emissions
Urban methane is often diffuse, but flux measurements reveal persistent hotspots and the influence of gas use in buildings.
Read articleNews · 28.06.2024Mapping Urban Haze
Airborne flux observations show how temperature-dependent biogenic emissions can shape aerosol and ozone formation.
Read articleNews · 14.11.2023What is the future of mountain forests?
An interdisciplinary FWF project investigates how increasing drought affects mountain forests and atmosphere–ecosystem feedbacks.
Read articleNews · 22.01.2023Chemistry-turbulence interactions impact ozone in urban areas
IAO observations disentangle physical deposition from rapid chemical conversion in urban ozone fluxes.
Read articleNews · 20.11.2022Half a decade of Trace Gas Flux Observations
Five years of continuous and campaign observations established a broad urban flux record at the IAO.
Read articleNews · 31.03.2022CO2 emission reduction across Europe during #COVID19 lockdowns
European flux observations documented consistent reductions in carbon-dioxide emissions linked to the stringency of restrictions.
Read articleNews · 18.04.2021Air pollution in Vienna during 2020 lockdown
Vienna recorded a moderate NO₂ reduction, while Innsbruck showed a stronger traffic-related response.
Read articleNews · 14.04.2021FWF Project on Urban Methane Sources
A top-down project combines methane fluxes and chemical markers to constrain uncertain urban emission sources.
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News · 02.03.2021NEW paper on Airquality and #CovidLockdown
Lockdown observations showed larger reductions in conventional air pollutants than in carbon dioxide.
Read articleNews · 01.10.2020Hybrid mode teaching this semester
A streamed course connected atmospheric chemistry, biogeochemistry, COVID-19 and aerosol science.
Read articleNews · 30.09.2020The urbanized Alps
A public feature highlighted the IAO overview paper and the special setting of an Alpine city observatory.
Read articleNews · 08.05.2020IAO overview Paper is now published in BAMS
The overview paper describes the urban Alpine observatory, its measurements and research opportunities.
Read articleNews · 30.04.2020COVID – SARS – COV2 blog site
An APC information page collected observations and context on air quality and the pandemic.
Read articleNews · 30.03.2020AMT InnFLUX paper is out
The open MATLAB workflow for conventional and disjunct eddy-covariance analysis was published with its source code.
Read articleNews · 23.03.2020COVID AQ Campaign
Additional measurements complemented the IAO long-term record during the complete lockdown of western Austria.
Read articleNews · 14.06.2019Plant emission experiments at BOKU
Experiments contributed to the joint research programme on biogenic volatile organic compounds in Alpine environments.
Read articleNews · 21.05.2019Tower Climbing Course
The annual refresher covered safe work and rescue procedures at the IAO measurement tower.
Read articleNews · 12.03.2019IAO-IOP2019 Winter
Guest researchers from the University of Münster joined the APC group for winter observations at the flux tower.
Read articleNews · 17.12.2018High above Innsbruck
Maintenance work on the urban micrometeorological tower keeps long-term observations running.
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News · 15.11.2018hands on
Students carried out classic manual measurements at the institute.
Read articleNews · 06.11.2018Amazing Atmosphere
A southerly flow over the Alps created a spectacular evening sky above Innsbruck.
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News · 06.11.2018BR Doku Unkraut
A media contribution connected APC research with a Bavarian Broadcasting environmental documentary.
Read articleNews · 25.10.2018Live from the backstage!
Images offered a behind-the-scenes look at APC measurement and communication work.
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News · 19.10.2018IPCC
A seminar introduced the 2018 IPCC Special Report on limiting global warming to 1.5 °C.
Read articleNews · 10.10.2018APC group and friends
A group photo marked the start of the 2018/19 academic year.
Read articleNews · 07.10.2018IAO summer 2018 campaign finished
The intensive summer observation period concluded after coordinated measurements at the urban site.
Read articleNews · 07.08.2018DOAS days
A mobile DOAS system from BOKU expanded remote-sensing observations during the campaign.
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News · 25.07.2018IAO-IOP2018-Summer Field Study Started
The intensive observation period combined rooftop, roadside and mobile measurements of trace gases, turbulence and radiation.
Read articleNews · 23.07.2018IAO-IOP2018 Roadside Station
A temporary roadside station at Innrain 52 complemented the rooftop observations during the summer campaign.
Read articleNews · 26.03.2018Volatile Chemical Products in the Air
A landmark study highlighted the growing importance of emissions from solvents, coatings and personal-care products.
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