Tropical Ocean Airways and Tidal Flight have announced a Letter of Intent for 20 Polaris hybrid-electric seaplanes worth over US$100 million. This partnership, revealed at the FOSAA25 conference in Miami, focuses on bringing sustainable regional air travel to areas like Florida and the Bahamas. Tropic Ocean Airways, a seaplane operator based in Fort Lauderdale, seeks to lead in sustainable aviation with this agreement. The Polaris aircraft, designed by Tidal Flight, offers operational benefits such as lower fuel consumption, reduced maintenance, and noise levels. The aircraft is adaptable for future hydrogen-electric powertrains, supporting sustainability efforts. Tidal Flight's CEO mentioned the company's vision to be a leader in sustainable aircraft by 2030. Their progress includes successful tests and LOIs from various airlines globally, indicating significant potential orders of over US$650 million.