緑化

1. Origins, structure, and basic meaning

• Structure: The written form is 緑化, read りょくか. Elements for green and transformation combine to denote the process or activity of adding vegetation to a place.
• Basic usage: 周りを緑化する describes greening a surrounding area, while 屋上緑化 names greening specifically applied to a rooftop.

2. Common pitfalls and similar expressions

• Action and purpose
  • Planting trees is presented as an action serving the purpose of making the surroundings greener. Example: 校舎の周りを緑化するため、地域の人と木を植えました。 — We planted trees with local residents to add greenery around the school.
• A compound naming the site
  • When a location precedes the word, the compound names greening carried out at that site. Example: 屋上緑化は、室内の暑さを和らげる方法の一つです。 — A green roof is one way to reduce indoor heat.