Blue Economy Introduction: Seawater, marine resources, and the economy around the sea are called the "Blue Economy". The concept of "Blue Economy" came up at the United Nations Conference on Sustainable Development (Rio + 20) held in Rio de Janeiro, Brazil on June 20-22, 2012. Analyzing the trends of economic development of different countries, it can be seen that the more efficiently a country has been able to use the sea, the more it has been able to take its economy forward. Mango The US-Japan lust for the Gulf of Alaska, the activities of world politics over the vast waters of the Mediterranean, or the Persian Gulf are not unknown to the world. The recent exercise of superpowers in the South China Sea has shown the dynamics of geopolitics. Sea experts say South Asian politics will control whoever controls the Bay of Bengal. Ray In the Bay of Bengal, Bangladesh has about 610 km of coastline from Teknaf in the southeast to Satkhira in the southwest and a coastal...