The line graph describes amount of commodities transported by 6 type of transports in the USA from 1990 with predictions to 2040s.
Overall, air, cable and pipeliness type of transportations stayed steady with its light rise to the end of the period, while amount of tonsof goods which were transported by water and by railway rose gradually till the end of the period. Notably, the quantity of commodities which were carried by road remained consistently high throughout the entire period.
Difference of wares in quantities transported by air, railway and cable rosed from 4 to 6 at the end of 2040 with prediction. Carried goods by water and railway from 20 million tons in 1990 will be rosen to 25 and 30 millions tons in 2030 with prediction. It is clear that amount of products conveyed by highway rose significantly in 2015 after a slight fluctuation between 1995 till 2010 years. To addition, it is predicted still constant rise in road transportation over periods from 2030 till 2040.
