緑りょく被ひ率りつ

noun

green coverage ratio; vegetation cover rate

Technical term used in urban planning, environmental assessment, and geography to quantify the proportion of an area covered by vegetation (trees, grass, etc.).

• この都と市しの緑りょく被ひ率りつは年ねん々ねん低てい下かしている。

  The green coverage ratio of this city is declining year by year.

• 緑りょく被ひ率りつを高たかめるために屋上緑化やねうえりょっかが進すすめられている。

  Rooftop greening is being promoted to increase the vegetation cover rate.