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Albania, in Colombia’s La Guajira department, occupies a unique geographical position. Situated at coordinates 11.1597, -72.5856, the city is nestled within a landscape transitioning from the foothills of the Sierra Nevada de Santa Marta mountains to the Caribbean coastal plains. The terrain is largely flat, though gently undulating, with an elevation of approximately 100 meters above sea level. This low elevation, combined with its proximity to the Caribbean Sea, significantly influences local air quality. The prevailing winds, often carrying maritime air, can both disperse and concentrate pollutants depending on atmospheric conditions. Albania isn’t a major industrial hub, but its position along key transport routes connecting the interior to the port cities contributes to vehicular emissions. Surrounding the urban core are areas of small-scale agriculture, primarily subsistence farming, and extensive ranching. The urban-rural gradient is relatively sharp, with a noticeable increase in dust and particulate matter as one moves away from the more paved areas of the city centre. The surrounding dry tropical forest contributes to seasonal biomass burning, impacting air quality, particularly during drier periods. The city’s location within a region prone to dust storms originating from the Guajira desert further complicates the air quality profile.

Albania experiences a bimodal rainfall pattern, defining its ‘wet’ and ‘dry’ seasons rather than traditional four seasons. The drier period, typically from December to April, sees a significant increase in airborne dust and particulate matter. Reduced rainfall means less atmospheric cleansing, and agricultural practices like land preparation often involve burning, exacerbating pollution. January and February are generally the months with the poorest air quality. The wet season, from May to November, brings relief, with frequent rainfall washing pollutants from the atmosphere. However, even during the wet season, localised pollution from vehicle exhaust and small-scale industries persists. August and September, while wetter overall, can experience periods of stagnant air, leading to localised build-ups of pollutants. Temperature inversions, common during the calmer nights, trap pollutants near ground level. Sensitive groups – children, the elderly, and those with respiratory conditions – should limit strenuous outdoor activity during the drier months and periods of calm weather. Monitoring wind direction is crucial; winds from the desert interior will carry higher dust concentrations. The increased humidity during the wet season can also trigger mould growth, impacting indoor air quality.