WADI GEDID: The Environmental Heritage Museum in Wadi Gedid organized a celebration for the city's children yesterday, said the museum's director, Mustafa Moaz. The celebration was organized on the occasion of World Environment Day. Moaz said he was organizing a workshop for the children in the open-air museum to be trained to maintain the environment in which they live and take advantage of the raw materials of the environment surrounding them. Moaz said the celebration included introducing the children to the species of trees in the surrounding environment.