The origin of Arbor Day is 90 words.

1. Arbor Day is a festival in which some countries publicize and protect trees according to law and mobilize the masses to participate in afforestation. According to the length of time, it can be divided into Arbor Day, Tree Planting Week or Tree Planting Month, which are collectively called International Arbor Day.

2. March 12 is the anniversary of the death of Dr. Sun Yat-sen. Mr. Zhongshan attached great importance to forestry construction before his death. Shortly after the establishment of the Nanjing government of the Republic of China, where he was the interim president, the Ministry of Agriculture and Forestry was established in May 19 12, and the State Forestry Administration was headed by the Forest Department.

191410/In June, the first forestry law in China's modern history was promulgated, and in July, 19 15, the government designated Tomb-Sweeping Day as Arbor Day every year.

3、? In ancient China, there was a tradition of inserting willows and planting trees in Tomb-Sweeping Day. The earliest roadside tree planting in the history of China was initiated by Wei Xiaokuan, a native of Shaanxi, more than 400 years ago.

Wei Xiaokuan ordered that a locust tree should be replanted to replace the earthen platform in all places on Yongzhou Road. In this way, it not only does not lose its marking and sliding functions, but also provides shelter for pedestrians and does not need maintenance.