snow-line

(1) Climatic snow-line: lowest altitude of a continuous layer of snow in summer on the high mountains.

(2) Orographic snow-line: lowest altitude at which, in summer, snow persists on the Earth's surface in the form of isolated sheets.

 

Source:

UNESCO/WMO International Glossary of Hydrology (2nd revised ed., 1992)

Posted on February 24, 2014 .