Question

what is a problem with leachate that is collected in the landfill? it must be disposed of somewhere it is used to water plants

Explanation:

Leachate from landfills is highly contaminated with heavy - metals, pathogens, and organic pollutants. Disposing of it is a challenge due to its hazardous nature. Using it to water plants is not a viable option as it would harm the plants and potentially enter the food - chain. The main problem is the need for proper disposal.

Answer:

It must be disposed of somewhere