life zone
Noun
Meaning
English Wikipedia has an article on:life zoneWikipedia
life zone (plural life zones)
Any large portion of the Earth's land area which has a generally uniform climate and soil and therefore a high degree of uniformity in the composition of species; a number of different classifications have been proposed by different people.
Synonyms
Examples
Lower Sonoran The Lower Sonoran life zone spans from the Colorado River up to convert.
Ponderosa pine forests grow at elevations between convert, on both North and South rims in the Transition life zone.
The rain shadow of the Sierra causes the eastern slope to be warmer and drier: each life zone is higher in the east.