Answer:
All of these
Explanation:
Large scale sea studies included organizational and non-organizational govt. several organizations working under the international legal framework. There is a national convention on sea law to a regional agreement on the protection and development of regional sea. To manage the characteristics at the national and international levels is predominate. Hence several of the action takes place for cooperation, coordination, and integration to achieve the greater policies related to the sea marine safety. Sea and coast are increasingly used for basic life, commerce and recreation. The result includes the water pollution wasted or exploited fisheries, waste materials from industries, fertilization all these are responsible for the damage of sea and coast. Besides, climate change also affects sea fertilization, water, currents, food chain, etc.