Where does “海洋汚染” come from?

海洋汚染 (Japanese) comes from Japanese 汚染 — pollution; contamination.

海洋汚染 (Japanese): marine pollution

Definitions

  1. marine pollution

Ancestry of “海洋汚染”, step by step

海洋汚染 traces back through two separate lines of ancestry.

via Japanese 汚染

StepLanguageWordMeaning
1Japanese汚染pollution; contamination

via Japanese 海洋

StepLanguageWordMeaning
1Japanese海洋main sea, ocean
Every word from Japanese 汚染