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Pieve di Soligo, nestled in the foothills of the Pre-Alps in the Veneto region of Italy, occupies a geographically significant position within the Prosecco wine-producing area. Located approximately 30 kilometers north of Treviso and 50 kilometers from Venice, the town’s coordinates (45.8833, 12.1667) place it at an elevation of roughly 240 meters above sea level. The surrounding landscape is characterized by rolling hills, vineyards, and pockets of deciduous woodland, a typical feature of the Veneto’s Collina Veneta zone. This undulating terrain significantly influences local air circulation patterns; valleys can trap pollutants, while higher elevations experience greater dispersion. The proximity to the Piave River, though not directly adjacent, contributes to regional humidity and can influence fog formation, impacting pollutant transport. While Pieve di Soligo itself is a relatively small urban center, it sits within a broader agricultural and light industrial zone. The surrounding area is dominated by agricultural activities, primarily viticulture, with associated emissions from machinery and fertilizer use. Further afield, the industrial belt around Treviso introduces a regional pollution source. The urban–rural gradient is gradual, with agricultural land seamlessly blending into the town’s periphery. The Pre-Alps to the north act as a barrier, potentially influencing the movement of air masses and trapping pollutants under certain meteorological conditions. The town’s location, therefore, presents a complex interplay of natural and anthropogenic factors affecting air quality.

Pieve di Soligo’s air quality experiences a distinct seasonal cycle dictated by its climate and regional geography. Winter months (December-February) often see the poorest air quality, primarily due to temperature inversions. Cold, dense air becomes trapped in the valleys and near the foothills, preventing vertical mixing and concentrating pollutants released from local heating systems and agricultural activities. Fog, frequently occurring during these months, further exacerbates the issue by reducing visibility and hindering pollutant dispersal. Spring (March-May) brings a gradual improvement as temperatures rise, and wind speeds increase, facilitating better ventilation. Agricultural activities ramp up during this period, potentially leading to localized spikes in ammonia emissions. Summer (June-August) generally offers the best air quality, with consistent sunshine, warm temperatures, and frequent breezes that effectively disperse pollutants. However, occasional heatwaves can lead to stagnant air conditions. Autumn (September-November) presents a transitional period. Harvest season increases agricultural emissions, and the return of cooler temperatures can trigger localized inversions, though typically less severe than in winter. Sensitive groups, including children, the elderly, and individuals with respiratory conditions, should exercise caution during winter months, limiting outdoor activity on days with persistent fog or still air. Spring and autumn require awareness of agricultural emissions, particularly near fields. During the summer, while generally favorable, prolonged heatwaves warrant monitoring for potential air quality degradation. Overall, understanding these seasonal patterns allows for informed decisions regarding outdoor activities and personal health management.