「兆木」系列：
兆是數字單位，億的萬倍；「兆木」代表地球上成千上萬的樹木形成森林，在氣候變遷全球暖化日益嚴重下，森林與碳排放息息相關，種植樹木減少碳排放量降低未來因氣候變遷而產生的災難刻不容緩。
A trillion is a unit of numbers, tens of thousands of times of a billion; " Trillion Wood" represents thousands of trees on the earth to form forests. Under climate change and global warming, forests are closely related to carbon emissions. Planting trees reduces carbon emissions and the future disasters caused by climate change are urgently needed.