noun, noun-modifying (irregular)
environmentally friendly; eco-; living in harmony with the environment
Refers to designs, lifestyles, or communities that coexist with nature. Often used in compound terms like 環境共生住宅 (eco-friendly housing) or 環境共生都市 (sustainable city).
この地域では環境共生型のまちづくりが進められている。
In this area, environmentally friendly community development is being promoted.
環境共生住宅は自然エネルギーを活用している。
Eco-friendly houses utilize natural energy.
Compound of 環境 (environment) and 共生 (symbiosis, coexistence). The term likely emerged in environmental policy and architecture contexts in the late 20th century.