The bar chart compares the three kinds of fossil fuels, gas, oil, and coal in million tons in UK between 1990 and 2010.
Overall, while gas experienced an upward trend throughout the period, oil remained the second-highest fossil fuel. It is also clear that, coal, which was in the highest position at the beginning saw a significant decrease, becoming the least significant by the end of the period.
In 1990, gas was the lowest around 220 million tons, and figure increased steadily over 300 million tons, remained the primary fossil fuel at the end of the period.
In contrast, oil started at around 270 million tons, its quantity fluctuated throughout the years and declined to around 210 million tons in 2010. Coal was the main source in 1990, then fell consistently to 190 million tons by the end of the period.
