The diagram illustrate the number of four various kind of fuels what was used between 19century and 20 century.
Overall, on the graph can be seen that amount of using wood sharply decrease, despite this, other types of fuels were icreased by last 2 centuries.
Firstly, we can see that that wood start by 100 percent of using in 1800 year, however rapidly went down throughout 200 years. At the end of period utilizing of wood declined till 0 percent. While the applying of the coal increase significantly until the gain the peak almost 70 percent in the 1900, afterward start to decline noticeably, and finished in 2000 year with around 30 percent of using.
In the other hand, amount of consumption of oil and gas started to rise in 19 century. The figure of oil get maximum with around 30 percent in 1950 and stayed stable during the rest of the period. The gas demonstrated the stable grown all time, before did not get 30 percent in 2000 year.
