The provided pie chart depicts the proportion of home supplies letter in the United States in two different years.
Overall, it can be clearly seen that the consumption of paper and organic waste were greater than that all in both years, whereas wood and textiles were the lowest in two times.
Initially, the organic waste and wood increased marginally, while plastic remained stable with 8 percent. In 1990, the consumption of organic waste was 24 percent and then rose dramatically until 42 percent, moreover the wood consume more in 2007 and slightly increase only 1 percent from 4% to 5%.
In contrast, the proportion of textiles, glass, paper and metals declined in all period. Textiles and glass marginally decreased, from 4% to 3% and 8% to 5% respectively. Consequences, other household trash like paper, metals and miscellaneous also fall from 35% to 16%(paper) and 5% to 4%(metals) in turn.
