That is, surface runoff flows into insular depressions or basins that formed from the melting of ice blocks deposited with the glacial till.
(surface runoff; flows; into insular depressions or basins) (insular depressions or basins; formed; from the melting of ice blocks) (the melting of ice blocks; deposited; with the glacial)
surface runoff insular depressions or basins the melting of ice blocks
flows formed deposited
into insular depressions or basins
from the melting of ice blocks
with the glacial