資源循環

1. Origins, structure, and basic meaning

• Structure: 資源循環 (しげんじゅんかん) is a compound noun for returning products and materials into continued resource use instead of discarding them.
• Basic usage: 資源循環を進める advances circular use through longer product life, while 資源循環の仕組み modifies the system or process explained by a city.

2. Common pitfalls and similar expressions

• Goal and operating mechanism
  • 資源循環を進める states a policy or behavioral goal, whereas 資源循環の仕組み is the structure through which it operates. It is not identical to sorting waste once.