Friendship Needs No Empty Words Only Sincerity

Keep Dream Even When Maturing

Don’t Let Haze Cover the Blue SkyPlant More Trees Protect Our Planet

Respect Nature Conquer No MoreNatural Scenery Enriches Our SpiritEnvironmental Protection Starts With Small Details

Let Green Cover Every CornerOcean Protection Is Our Common Task

Experience the Beauty of Nature in Four Seasons

Guard the Earth for Next GenerationEnvironmental Protection Is Everyone’s Duty

The Beauty of Sunrise and SunsetLakes and Rivers Are the Treasure of Nature

Keep Nature Original and BeautifulGarbage Classification Makes Life Better

(责任编辑：欢子)