Question

how are landfills useful in waste management

Answer 1

The molecules or paticles in solid are closely packed and arranged in a regular way

Answer 2

$\huge\frak{\underline{\underline{\red{Answer}}}}$

Landfills are built to concentrate the waste in compacted layers to reduce the volume and monitored for the control of liquid and gaseous effluent in order to protect the environment and human health. Besides municipal solid waste, faecal sludge can also be discharged into landfills.