Environment & Ecology · Environmental Studies
Which of the following describes a key component of a modern sanitary landfill?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Chemical or ultraviolet light systems that kill pathogens
- 2Aerated tanks in which bacteria break down organic matter
- 3A bottom liner of plastic or clay to prevent groundwater contamination✓
- 4A series of screens and grates to prevent large objects from entering the landfill
Correct answer
A bottom liner of plastic or clay to prevent groundwater contamination
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