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Livingstone, Zambia, occupies a strategically significant location on the Zambezi River, directly opposite Victoria Falls, a UNESCO World Heritage site. Situated in Southern Province, the city’s geography is dominated by a gently undulating plateau, averaging around 975 meters (3,200 feet) above sea level. This elevation contributes to a relatively cool climate compared to other Zambian cities, but also influences air circulation patterns. The surrounding landscape is a mosaic of miombo woodland, characterized by its distinctive umbrella-shaped trees, and agricultural land, primarily supporting maize and tobacco cultivation. The Zambezi River itself plays a crucial role, moderating temperatures and providing a potential pathway for pollutants, though its impact on Livingstone’s air quality is generally less pronounced than other factors. The urban–rural gradient transitions relatively quickly, with small-scale farming and rural settlements bordering the city limits. While Livingstone isn't situated within a major industrial belt, it serves as a regional hub for tourism and trade, leading to vehicular traffic as a primary pollution source. The terrain, with its gentle slopes, can sometimes trap pollutants, particularly during periods of low wind. Further afield, the vast expanse of the Zambezi National Park and surrounding conservation areas contribute to a generally cleaner regional air quality, though occasional smoke from controlled burns during the dry season can impact Livingstone. The city’s position near the border with Zimbabwe also means transboundary pollution events are a possibility, though infrequent.

Livingstone’s air quality follows a distinct seasonal pattern dictated by its tropical savanna climate. The dry season, roughly from May to October, typically sees the poorest air quality. During these months, reduced rainfall and lower humidity create conditions conducive to dust and particulate matter accumulation. Wind speeds are often lower, leading to stagnant air and a greater propensity for pollutants to linger. Temperature inversions, where a layer of warm air traps cooler air below, are more frequent during the cooler nights of the dry season, further exacerbating the problem. Agricultural practices, including burning of crop residues after harvest (typically September/October), contribute significantly to localized smoke pollution. The wet season, from November to April, brings frequent rainfall and higher humidity, naturally cleansing the atmosphere and flushing out pollutants. However, periods of intense rainfall can also lead to flooding, which can stir up dust and mold spores, temporarily impacting air quality. Fog, particularly in the early mornings during the transition periods between seasons, can also trap pollutants near ground level. Outdoor activities are generally best enjoyed during the wet season months, especially from December to March. Sensitive groups, including children, the elderly, and individuals with respiratory conditions, should exercise caution during the dry season, particularly during periods of agricultural burning, and be mindful of potential dust events. The transition months (April/May and October/November) can be unpredictable, with fluctuating air quality depending on rainfall patterns and wind conditions.