active glacier

active glacier

[′ak·tiv ′glā·shər]
(hydrology)
A glacier in which some of the ice is flowing.
References in periodicals archive ?
If you fancy the idea of being on--or inside--an active glacier, then this trail is a must-do.
As we fill our bottles, Stock points out the fine dust coating our boots--glacial flour, sign of an active glacier. The final push to the edge of the Lyell Glacier is a grueling climb over hillock after hillock of loose rock.
CROCKETT [Voice over] It's a very active glacier. Ice spires crash into the ocean, moments apart Ice comes through the narrows (with a resounding grinding and crunching) until slack tide.
Local valleys are occupied by active glaciers that extend down to elevations of 3,800 to 3,900 m.
The north shore of Devon Island--with its active glaciers discharging into water from the Arctic Ocean undiluted by water of Atlantic origin, and with reasonably certain access for ship supply each year--was the logical base site for the original objectives.
Dominated by majestic, snow-capped peaks and dotted with countless sapphire lakes, waterfalls, fjords and valleys reminiscent of Middle Earth's Rivendell, the region is home to hundreds of the world's most active glaciers. And the star attractions, two massive tongues of jumbled blue, black and white ice snaking down through wide valleys, are Ka Roimata o Hine Hukatere, Franz Josef Glacier and nearby Te Moeka o Tuawe, Fox Glacier.
And finally, it appears that the large-scale and complex features seen elsewhere connote repeated channel formation beneath very active glaciers, whereas it seems likely that the N-channels on Flat Rock were the result of a single short-lived episode of erosion at the distal margin of a waning ice sheet.