The two pie charts illustrate the percentage distribution of greenhouse gas emissions throughout the world in 2002 and projections to 2030. while the bar chart compares carbon dioxide emissions around the globe.
Overall, OECD accounred for the largest proportion in first chart and developing countries in second chart. By contrast, transition economies consistently represented the smallest share. In bar chart, industry sector recorded the highest value, while waste combostion and other sectors accounts for the lowest.
In 2002, OECD made up the largest proportion, accounting for 52% of the total. This was followed by developing countries 38%. The smallest segment was transition economies, at just 10%.
By 2030, there were noticeable changes in the distribution. OECD fell to 43%. In contrast, developing countries increased to 48%. Nevertheless, transition economies continued to contribute for the smallest share of 9%.
Turning to the bar chart. industry sector recorded at 6 billion tonnes in 2002, and it rise to above 10 billion tonnes by 2030, which was significantly higher than consumer, standing at below 4 billion tonnes in 2002 and surge to above 8 billion tonnes by 2030. Transportation showed a moderate value of 2 billion tonnes in 2002 and it surge to approximately 7 billion tonnes by 2030, whereas the lowest figure was observed in waste combosition and other sectors, at only nearly 1 billion tonnes in both years and roughly 2 billion tonnes in 2002 and 2030 respectively.