Complex sentence: A study revealed that the bay's detritus is more than ten times as contaminated as nearby Keller Bay, The issue is a main concern of citizens of Calhoun County, and has attracted demonstrations against industry in Point Comfort.
Split into simpler sentences: A study revealed that the bay's detritus is more than ten times as contaminated as nearby Keller Bay. The pollution issue is a main concern of citizens of Calhoun County, and has attracted demonstrations against industry in Point Comfort.