Prince Saud Ibn Abdullah Ibn Thunyan, the Chairman of the Royal Commission for Jubail and Yanbu (RCJY) opened here today Jubail Environment 2011 at Jubail Industrial City. Addressing the opening ceremony, the Prince said that the world is witnessing significant developments in various aspects of life, stressing that the industrial field is the main driver for the wheels of developments in the world which necessitate strict criteria to maintain the safety of environment and to reduce greenhouse operations that have negative impacts on environment and human beings, pointing to the criteria committed by all people to enjoy ideal healthy environment free from industrial pollutants.