The number of inhabitants who are exposed to high noise levels along major roads and railways in Maribor is gradually decreasing. In Maribor, in terms of inhabitants exposed, rail traffic is less significant noise source compared to road traffic, which is one of the most significant noise sources. It is estimated that approximately 16,400 inhabitants are exposed to high road traffic noise levels throughout the day.

The number of inhabitants who are exposed to traffic noise along major roads outside urban areas is gradually decreasing. In 2017, around 16,000 fewer inhabitants were exposed to high road traffic noise levels throughout the day compared to 2012. There is an important difference between inhabitants who live in the impact area of major motorways and highways, and inhabitants who live in the impact area of major main and regional roads.

Systematic research on soil pollution shows that soils in Slovenia, with some exceptions, are not heavily polluted. In 42% of top soil samples taken in the period from 1999 to 2019, no exceedances of the limit values of dangerous substances into the soil were detected. In 56% of the samples the limit values of inorganic pollutants were exceeded and in 5% the limit values of organic pollutants. The most polluted areas with inorganic pollutants were Jesenice, Idrija, the Celje Basin and the Upper Mežica Valley.

In 2021 the Water Rights for special use of water were issued in 8385 acts (water permits, concessions), with additional more than 10.000 cases of minor spatial water uses with neglectable influence on state of water, were in the process of evidencing in the Water Book.

In Slovenia and in other European countries the proportion of vehicle fleet that comply with the latest and most stringent emission standards increased sharply in period 2011-2020. Penetration of new technology is highest for the diesel cars.