Complex sentence: The region is subject to violent storms and cyclones and was severely damaged at different times in its history, its use as a port for the profitable pearling industry and other economic booms saw investment and backing from Perth and it remained an important northern port.
Split into simpler sentences: The region is subject to violent storms and cyclones and was severely damaged at different times in its history. Its use as a port for the profitable pearling industry and other economic booms saw investment and backing from Perth and it remained an important northern port.