Hard-won green mountains and green hills

In recent years, the topic of survival and ecology has become a hot topic in the whole world. Protecting the ecological environment like protecting the eyes and treating the ecological environment like life have become more and more common understanding. June 5th is the 46th World Environment Day. This year, the theme of China is "Lucid waters and lush mountains are invaluable assets". CCTV launched a series of reports on "Hard-won Green Water and Green Mountains" to show the audience the changes in the ecological environment around the country through live footage.