Complex sentence: The variations common among white Bermudians are now fading, and a more neutral mid-Atlantic sound is now common; the old strong Bermudian accent is now really only heard from the oldest white residents.
Split into simpler sentences: The variations common among white Bermudians are now fading, and a more neutral mid-Atlantic sound is now common. The old strong Bermudian accent is now really only heard from the oldest white residents.