The article analyses the effectiveness of air quality protection undertakings seen as an element in the assessment of activities aiming at a sustainable development of a country in terms of environmental governance. Environmental governance pertains to the use of natural recourses and the actions reducing the environmental impact of economic activities. Polish provinces are compared o... https://www.roneverhart.com/Tiny-Chicle-Squares-Chewing-Gum-Pink-1-5LB-Jar/