The most common and most likely answer to this crossword clue is the 9 letter word SNOWSCAPE
I've seen this crossword clue in The Guardian
S
N
O
W
S
C
A
P
E
Buddy explains!

The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does SNOWSCAPE mean?
SNOWSCAPE noun- A landscape dominated by snow.