Glaciers are moving masses of ice that have accumulated on land in areas where more snow falls during a year than melts.
(Glaciers; are moving; masses of ice that have accumulated on land in areas) (masses of ice; have accumulated; L:on land in areas) (more snow; falls; T:during a year than melts; L:areas)
Glaciers masses of ice more snow
are moving have accumulated falls
masses of ice that have accumulated on land in areas
L:on land in areas
T:during a year than melts L:areas