Vast Expanse of Buried Waste
This page is the CodyCross answer for the clue below from Canada, Group 1280, Puzzle 2 (Lighthouses).
Question is: Vast Expanse of Buried Waste
and the answer is: LANDFILL
Word Meaning:
LANDFILL — (transitive) To dispose of (garbage) by burying it at a landfill site.
Definitions from Wiktionary.