ITALIAN EXCELLENCE WITH AN ENVIRONMENTAL MISSION For 30 years, Castalia has been at work in Italy and abroad in the field of maritime activities and safeguarding the marine environment: antipollution, remediation of waters, seabeds and coasts, recovery of toxic and harmful refuse from the seabed, submarine surveys and environmental monitoring, education and environmental awareness-raising, protection of the marine flora and fauna, and research and development in new technologies and antipollution systems