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She was among the main submerged adventurers to make utilization of present day independent submerged breathing devices.

Explanation:

Sylvia A. Earle is a previous boss researcher of the national oceanic and atmospheric administration ( NOAA ) and she was among one of the main American oceanographers. She was among the main submerged adventurers to make utilization of the present day independent submerged breathing devices (SCUBA) gear, and distinguished numerous new types of the marine life.

American oceanographer and pioneer known for her exploration on the marine green growth and her books and documentaries intended to bring issues to light of the dangers that over fishing and contamination postures to the world's seas.