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Recap: Breathe Easy – Safeguarding Children’s Growing Lungs from Indoor Air Pollution

Promotional banner for the EDIAQI webinar series, titled “Breathe Easy: Safeguarding Children’s Growing Lungs from Indoor Air Pollution.” The design features a circular photo of a classroom with young children seated at desks raising their hands while two teachers stand at the front, one with an arm raised. Key event details are displayed in white text on a dark teal background: the date “Thursday 26 June” and the time “10:30 AM CET.” The EDIAQI logo appears at the top and bottom along with the text "

On Thursday, 26th June 2025, the EDIAQI project, together with Srebrnjak’s Children’s Hospital and the SynAir-G project, launched the inaugural session of the EDIAQI Medical Webinar Series. The webinar, titled “Breathe Easy: Safeguarding Children’s Growing Lungs from Indoor Air Pollution,” gathered medical practitioners, researchers, and policymakers to unpack how indoor air quality (IAQ) shapes children’s respiratory health—and what can be done about it.

As Europe grapples with alarming rates of childhood asthma and persistently high indoor pollution, this conversation was both urgent and essential. The interactive dialogue, supported by live Slido polling, underscored a consensus: every indoor space children inhabit must be treated as a priority in the fight for cleaner air.

Lung Function: A Window into Children’s Health

Slide from Professor Adnan Custovic’s presentation during a webinar, titled “Evidence on LF (lung function) trajectories is sufficient to develop implementation plans at clinical and population level,” featuring a text box on the left with three bullet points describing how pediatric centile charts for height and weight are used globally to monitor child growth; a proposal to develop lung-function charts using longitudinal spirometry measures to monitor lung health worldwide; and a mention of a free online Lung Function Tracker tool. Three line charts on the right from a publication (Melen et al., Lancet, April 2024) show lung function trajectories across percentiles (99th to 3rd) with blue data points marking measurements over ages 0–60 years. Video frames on the right-hand side show Professor Adnan Custovic (upper right) speaking with animated hand gestures and Alex Borg (moderator, bottom right) watching attentively, his frame featuring the EDIAGE logo and the European Union flag.

Dr. Adnan Custovic opened the session with a powerful reminder that lung function isn’t just a respiratory metric—it’s a critical marker for overall health, including cardiovascular and metabolic outcomes. He stressed the need for routine lung-function monitoring, especially for children in high-risk environments, arguing it could guide more precise air quality interventions.

Dr. Custovic also explored the promise of digital tools like the Lung Function Tracker, envisioning their integration into everyday clinical practice to improve outcomes and drive data-informed policy.

The Interconnected Body: IAQ and Whole-Child Health

Slide from Dr. Nikos Papadopoulos’s presentation during a SynAir-G webinar titled “Pollution sources and their impact on health,” depicting SCHOOL INDOORS on the left and OUTDOORS on the right, with colorful dots representing pollutants. The indoors section shows icons and labels for human emissions (CO₂, viruses, animal epithelia), heating emissions, emissions from electronics, dust and mold microbials, chemicals and cleaning agents, off-gassing from furniture and carpets, and exhaust from building materials, with a central “Synergies” circle highlighting interactions between pollutants. The outdoors section illustrates radon, pollen and fungal spores, exhaust from vehicles, and industrial pollutants, with bidirectional arrows indicating exchange between indoor and outdoor air. Video frames on the right show Nikos Papadopoulos (upper right) gesturing while speaking and Alex Borg (moderator, bottom right) listening attentively, his frame including the EDIAGE logo and the European Union flag; a legal disclaimer about EU funding appears at the bottom.

Professor Nikos (SynAir-G Project) built on this foundation by challenging the idea that one can target a single aspect of a child’s health in isolation. He emphasised that interventions must recognise the interconnectedness of bodily systems and hence by tackling lung health you are addressing health as a whole—and called for strategies that reach both grassroots communities and policymakers at the European level.

Through examples from SynAir-G’s research, he illustrated how multipollutant exposures in schools and homes amplify asthma risks, highlighting the importance of comprehensive, environment-focused solutions.

From Evidence to Awareness: Mobilising Action

Slide from Dr. Ivana Banic’s presentation during a webinar, titled “Retrospective data analysis,” showing two side-by-side panels summarizing findings from ATOPICA and COPSAC2010 studies. The left panel (ATOPICA) includes icons of a mattress with a dust mite, a stove, a radiator, and a kindergarten play area, with text describing associations found between dust mite sensitization and mattress age and central heating; wheezing, central heating, and fossil fuel use; and eczema with inhaled allergens and time spent in kindergartens. The right panel (COPSAC2010) shows icons of a cigarette, a stove, and two cartoon children sitting on a carpet, with text describing associations between indoor air quality-related sources and sinks (carpet, cooker hood, fireplace, gas stove, passive smoking) and selected metabolites. The background is light blue with the EDIAQI logo at the top right, and on the right side of the slide, video call frames show Dr. Ivana Banic (upper right) speaking and Alex Borg (moderator, bottom right) listening attentively, his frame displaying the EDIAQI logo and the European Union flag.

Dr. Ivana Banic, representing the EDIAQI project, presented key insights from the Zagreb Pilot, where pollutant traps and low-cost sensors in children’s bedrooms revealed stark patterns of exposure. She argued that the findings point to an urgent need for awareness-raising campaigns—not only among parents and educators but also to catalyse action among decision-makers.

Ivana’s presentation echoed a key message running through the session: awareness is the first and most critical step to improving the air children breathe.

Interactive Dialogue: Shared Priorities and Obstacles

During the interactive session, Slido polls revealed a strong consensus among attendees that all indoor spaces—homes, schools, clinics—deserve equal priority when addressing IAQ. Participants identified lack of accessible tools as the greatest obstacle to improving indoor environments, followed closely by challenges in translating complex scientific findings into actionable policy language.

A common thread emerged from audience questions: what is the first action to protect children? Across the board, speakers agreed—awareness must come first, laying the groundwork for effective interventions.

Key Takeaways from the Panel Discussion

Slide from the panel discussion during the webinar, titled “Panel Questions: Nikos Papadopoulos,” displaying a question in bold blue text on a light blue background: “What are the most effective interventions identified so far for improving indoor air quality in schools and childcare settings?” The top right features the EDIAQI logo, and the bottom banner shows logos for EDIAQI, SynAir-G, Srebrnjak Children’s Hospital, IDEAL (Indoor Air Quality project), and the European Union with a note that the project is funded by the EU. Along the right side of the slide are five video call frames showing Dr. Ivana Banic (top) listening attentively, Nikos Papadopoulos (second from top) gesturing as he speaks, Professor Adnan Custovic (middle) watching quietly, Alex Borg (moderator, second from bottom) paying close attention with the EDIAQI logo and EU flag in his frame, and a participant labeled P J Smith (bottom) with their camera blurred or inactive.

The speakers and audience together highlighted several urgent priorities that emerged throughout the session:

  • Lung Function as a Health Compass: Tracking lung health offers insights far beyond asthma, informing both clinical care and policy.
  • Holistic Interventions: It’s impossible to treat one aspect of health without affecting others—IAQ strategies must reflect this interconnectedness.
  • Accessible Tools Needed: Without affordable, user-friendly devices, efforts to improve IAQ stall before they start.
  • Awareness is Foundational: Empowering parents, teachers, and communities with knowledge is the first step toward meaningful change.

Watch the Webinar and Continue the Conversation

The full recording of “Breathe Easy: Safeguarding Children’s Growing Lungs from Indoor Air Pollution” is now available on the EDIAQI YouTube channel. This session marks a milestone in EDIAQI’s mission to bring medical expertise into the conversation on IAQ—bridging research, clinical practice, and policy for the benefit of Europe’s youngest who are particularly vulnerable to poor IAQ. 

Watch the recording link on EDIAQI YouTube Channel.