Original sentence: The archipelago's virtual isolation from most of mankind's influence on the natural environment has given the islands and the surrounding waters of the Andaman Sea a great diversity of flora and fauna, contributing to the region's growing popularity as a diving destination
Edited sentence: The archipelago's virtual isolation from most of mankind's unwholesome influence on the natural environment has given the islands and the surrounding waters of the Andaman Sea a great diversity of flora and fauna, contributing to the region's growing popularity as a diving destination