Nighttime carbon dioxide rates in NZ houses up to ten times the target level
A study published in the New Zealand Medical Journal reveals that many modern homes suffer from poor nighttime ventilation, leading to high carbon dioxide levels. Researchers suggest that these elevated CO2 concentrations can negatively impact sleep quality, productivity, and respiratory health.
Why it matters
This highlights a potential public health crisis in modern housing design, suggesting that current building codes may be failing to account for necessary air quality standards.
Limited nighttime ventilation in NZ homes may point to an "under-recognised" public health issue, a study published today has found.
The article reports on scientific findings without political framing or loaded language.
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