There is growing scientific support for including metabolic health in the cost-benefit calculations of air-quality interventions. A polluted city is not just a respiratory hazard – it may also be silently fuelling obesity, diabetes, and cardiovascular diseases at scale.
While a single monthly reading above 6 per cent does not constitute a formal policy failure, the persistent upward trajectory since early 2026 leaves monetary authorities with little room to manoeuvre.
The authors stress that individual knowledge alone is insufficient. Food environments – marketing, pricing, availability and access – must support healthier choices.
While a single monthly reading above 6 per cent does not constitute a formal policy failure, the persistent upward trajectory since early 2026 leaves monetary authorities with little room to manoeuvre.