The given bar graph depicts the four distinguished waste disposal methods in four metropolises, namely Toronto, Madrid, Kuala Lumpur and Amman.
Overall, from a cursory glance at the graph, it is certain that Toronto and Amman cities used landfill disposal methods majorly for discarding trash. While the metropolitan of Kuala Lumpur and Madrid focus more on Incineration systems to remove garbage. The other two ways (Recycling and Compositing) are comparatively less in use in all mentioned megacities.
To commence with, the urban area of Toronto mainly depends on the landfill for the removal of rubbish, which stands at approximately 75% highest in all four cities, merely 10 percent of waste is remove by the other three methods. On the other hand, 55% of junk in Kuala Lumpur is burned by incineration mode and 22% litter of it goes for recycling, Landfill and compositing used 15 and 8 percent respectively.
Furthermore, Madrid municipalities implement all four modes to maintain cleanness in the area. Though, incineration and landfill are popular techniques to remove scrap. Correspondingly, Amman city discards 50% and 40% of dross by landfill and incineration methods. Not any system from recycling and compositing uses more than 25% in all four metro areas.