Nitrogen oxides (NOx) emission trend in Italy 1990-2018

This statistic illustrates the nitrogen oxides (NOx) emission trend in Italy in selected years between 1990 and 2018. According to data, the level of this kind of pollutants in the air has decreased, over the period of consideration. In 1990, the emissions of nitrogen oxides amounted to 2,123 Giga-grams, while in 2018 the level of NOx emissions was equal to 699 Giga-grams.

本统计图展示了意大利在1990年至2018年间选定年份的氮氧化物（NOx）排放趋势。据数据显示，在所考虑的时段内，此类污染物在空气中的浓度呈下降趋势。1990年，氮氧化物的排放量达到2,123吉克，而到2018年，NOx的排放水平降至699吉克。