Complex sentence: This region covers most of the island of Newfoundland, east of Deer Lake, and zone is characterized by black spruce trees with pockets of balsam fir, white pine, mountain ash, tamarack, maple and other deciduous tree species.
Split into simpler sentences: This region covers most of the island of Newfoundland, from Deer Lake east. That zone is characterized by black spruce trees with pockets of balsam fir, white pine, mountain ash, tamarack, maple and other deciduous tree species.