Complex sentence: In the early 21st century, Park South underwent urban renewal efforts, with existing housing units being removed or renovated and new office, commercial, and apartment buildings being added; those efforts included expansion of Albany Medical Center, one of the largest employers in Albany.
Split into simpler sentences: In the early 21st century, Park South has undergone urban renewal efforts, with existing housing units being removed or renovated and new office, commercial, and apartment buildings being added. New construction includes expansion of Albany Medical Center, one of the largest employers in Albany.