(こうがい)

こうがい
noun
pollution; environmental damage; public nuisance
1. pollution; environmental damage; public nuisance
Environmental harm caused by industrial or human activity that affects public health and living conditions. A key term in Japanese environmental history, especially regarding the pollution crises of the 1960s-70s.
公害(こうがい)問題(もんだい)深刻(しんこく)だ。
The pollution problem is serious.
工場(こうじょう)からの排水(はいすい)公害(こうがい)原因(げんいん)となった。
Wastewater from the factory became the cause of pollution.
高度(こうど)経済(けいざい)成長期(せいちょうき)には、各地(かくち)公害(こうがい)発生(はっせい)社会問題(しゃかいもんだい)になった。
During the period of rapid economic growth, pollution occurred in various regions and became a social issue.

A central concept in modern Japanese history. Japan's rapid industrialization in the 1960s led to severe pollution incidents known as the 四大公害病(よんだいこうがいびょう) (four major pollution-related diseases), including Minamata disease and Itai-itai disease.

COMMON COLLOCATIONS:

  • 公害(こうがい)問題(もんだい) (pollution problem)
  • 公害(こうがい)(びょう) (pollution-related disease)
  • 公害(こうがい)対策(たいさく) (pollution countermeasures)
  • 公害(こうがい)訴訟(そしょう) (pollution lawsuit)

USAGE NOTE:
公害(こうがい) specifically refers to pollution that harms public welfare, distinguishing it from general 汚染(おせん) (contamination). It has a legal dimension in Japan — the 公害対策基本法(こうがいたいさくきほんほう) (Basic Law for Environmental Pollution Control) was enacted in 1967.