Vancouver island is off the west coast of canada, north of washington state. the island is divided by mountains, the vancouver island range. describe what the climate must be like on the west and east sides of the mountain range. a. the rain shadow effect would cause the east side to be more moist and green compared to the west side b. the rain shadow effect would cause the east side to be more dry and barren compared to the west side. c. lake effect snow would drop on the east side but not on the west side.