“Blue Vietnamese Sea”, a marine environment protection campaign, was launched at an event on Hai Tien beach in Hoang Hoa district, the central province of Thanh Hoa, on May 24.
An environment protection campaign in tourism activities, themed “Blue Vietnamese Sea”, will take place in five central coastal cities and provinces of Thanh Hoa, Nghe An, Quang Binh, Quang Tri and Da Nang from May 18-26.