Ecological classes with children at all pre-university institutions in the district on the negative impact of the car traffic and promotion of clean transport, public transportation, walking or cycling. Competitions were also organized in city high schools. Active mobility was advocated.

Ecological classes with children at all pre-university institutions in the district on the negative impact of the car traffic and promotion of clean transport, public transportation, walking or cycling. Competitions were also organized in city high schools. Active mobility was advocated.

Ecological classes with children at all pre-university institutions in the district on the negative impact of the car traffic and promotion of clean transport, public transportation, walking or cycling. Competitions were also organized in city high schools. Active mobility was advocated.

Ecological classes with children at all pre-university institutions in the district on the negative impact of the car traffic and promotion of clean transport, public transportation, walking or cycling. Competitions were also organized in city high schools. Active mobility was advocated.

Ecological classes with children at all pre-university institutions in the district on the negative impact of the car traffic and promotion of clean transport, public transportation, walking or cycling. Competitions were also organized in city high schools. Active mobility was advocated.