noun
picking up trash; litter picking; litter cleanup
Refers to the activity of collecting discarded trash, often as a volunteer or community cleanup effort.
毎週土曜日に公園でごみ拾いをしています。
I pick up trash in the park every Saturday.
海岸のごみ拾いに参加しませんか。
Would you like to join the beach cleanup?
清掃 is a broader term for cleaning or sweeping, while ごみ拾い specifically means picking up litter.
Compound of ごみ (trash) and 拾い (picking up), the noun form of 拾う (to pick up).