Hi Aspirant,

Landfilling is an important methods for waste disposal.Since most of the wastes gets easily decomposed by soil so it is an effective method of waste disposal since it improves land quality and also helps in reduction of wastes.Landfilling is an important method in the disposal of wastes, as it collects the wastes in a site which then used for purpose of recycling as the waste are concentrated in various layers and is compacted to reduce the volume.

Hope it helps!!