Whaling — the hunting and capture of whales, carried out for commercial, traditional, or research purposes; often a subject of international debate.
20世紀には多くの国で商業捕鯨が行われた。
In the 20th century, commercial whaling was conducted in many countries.
捕鯨に反対する運動が国際的に広がっている。
Movements opposing whaling are spreading internationally.