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Novoyavorovskoye, nestled within the Lvivska Oblast of western Ukraine, occupies a geographically significant position at approximately 49.9311° N, 23.5731° E. The city’s terrain is characterized by gently rolling hills, typical of the Carpathian foothills, with an elevation averaging around 280 meters above sea level. This location places it within a transitional zone between the plains of the Ukrainian Lowland and the more rugged Carpathian Mountains, influencing both its climate and air quality. The surrounding landscape is predominantly agricultural, with extensive fields of grain and sunflowers interspersed with pockets of deciduous forest. To the south, the Yavorivskyi Upland provides a natural barrier, potentially influencing wind patterns and trapping pollutants under certain meteorological conditions. While Novoyavorovskoye itself is a relatively small urban center, it benefits from proximity to Lviv, a major industrial and transportation hub, approximately 30 kilometers to the northwest. This proximity means that industrial emissions from Lviv and surrounding areas can occasionally impact Novoyavorovskoye’s air quality. The urban–rural gradient is gradual, with agricultural land quickly enveloping the city limits. The nearby Stryi River, though not directly adjacent to the city center, contributes to regional humidity and can influence local weather patterns. The overall topography and surrounding land use patterns create a complex interplay of factors that affect the dispersion and accumulation of air pollutants, making localized monitoring crucial for understanding air quality trends.

Novoyavorovskoye’s air quality experiences a distinct seasonal cycle heavily influenced by its temperate continental climate. Spring (March-May) often brings a gradual improvement as temperatures rise and snowmelt increases humidity, aiding in pollutant dispersal. However, agricultural activities, including fertilizer application and early field work, can introduce ammonia and particulate matter into the air. Summer (June-August) generally sees the best air quality, with consistent winds and higher temperatures promoting good ventilation. However, periods of intense heat can lead to stagnant air and ozone formation. Autumn (September-November) presents a more complex picture. As temperatures cool, temperature inversions become more frequent, trapping pollutants near the ground, particularly in the mornings. Agricultural burning, a traditional practice in the region, can significantly degrade air quality during this period. The harvest season contributes to elevated particulate matter. Winter (December-February) typically brings the poorest air quality. Cold temperatures, frequent fog, and temperature inversions create stable atmospheric conditions that inhibit pollutant dispersion. Residential heating, often reliant on solid fuels like wood and coal, contributes significantly to particulate matter and carbon monoxide levels. Sensitive groups, including children, the elderly, and individuals with respiratory conditions, should limit outdoor activity during periods of fog and temperature inversions, particularly in the mornings. During the autumn months, monitoring local agricultural practices is advisable, and minimizing exposure to smoke from burning is crucial. Spring and summer offer the most favorable conditions for outdoor activities, but vigilance regarding pollen levels and ozone during heatwaves is still recommended.