Viết ít nhất 150 từ trong khoảng 20 phút.
The bar chart shows the amount of carbon dioxide produced by different types of transport, measured in grams per passenger per kilometre. The pie chart shows the percentage share of different types of transport infrastructure.
Overall, air travel produced the most CO2 by far, while coaches, ships and trains produced the least. In the pie chart, roads and railways had the biggest shares.
According to the bar chart, air travel produced about 380 grams of CO2 per passenger-km, which was much higher than any other type of transport. Passenger cars were second with about 130 grams. Buses produced about 70 grams. Maritime transport and rail produced only about 48 grams each, and coaches were the lowest at around 40 grams.
The pie chart shows that roads had the largest share, at 52%, which was more than half. Railways were second with 31%, and public transport was 10%. The other types were very small. Ports had 2% and unknown was also 2%, while intermodal transport, inland waterways and airports had only 1% each. It is interesting that airports had a very small share, but air travel produced the most pollution.