Planting and Protection2016级物一 罗俊怡The reasonPlanting trees assist in preserving soil and water,in preventing wind and sand.Planting trees can reduce air pollution.Planting trees can also reduce noise pollution.softfertileco2o2The main cause of the greenhouse effectWhat can we do to plant trees so as to protect the environmentThe channelArbor dayAlipay Ant ForestAlipay Ant ForestTake an active part inthe activities of afforestation and environmental protection.Thank you for listening.