The given graph shows the nitrogen oxide emissions produced by four vehicles. Summarize the information by selecting and reporting the main features and make comparisons where relevant.

The line graph illustrates the nitrogen oxide pollutions manufactired by different means of transport. Overall, buses and lorries experienced some considerable changes, over the period. Nevertheless, 2 of this vehicles remained relatively stable, are petrol car and diesel car. First of all, buses had a significant decrease until approximatelly 25 g/km. However, consequently, it escalated […]

The provided line graph illustrates the amount of nitrogen oxide emissions, being released by a means of vehicles namely buses, lorries, petrol car and diesel car, was measured by speed. Overall, there was a difference trend in four various vehicles. As can be easily to see that buses which always had a dominant sector in […]