環境汚染

1. Origins, structure, and basic meaning

• Structure: 環境汚染 is read as かんきょうおせん and refers to environmental pollution, such as pollution caused by wastewater.
• Basic usage: It can identify the cause of pollution or express the purpose of local activity intended to prevent it.

2. Common pitfalls and similar expressions

• Identifying the cause
  • 排水による環境汚染 means environmental pollution caused by factory wastewater. Example: 工場の排水による環境汚染が懸念された。
• A preventive purpose
  • 環境汚染を防ぐため presents preventing environmental pollution as the purpose of the cleanup activity that follows. Example: 環境汚染を防ぐため地域で清掃活動を続けている。