植树节的来历英语版50字左右（植树节的来历和意义英语）

The origin of Tree Planting Day is to promote afforestation and protect the environment. It is held on March 12th every year.

The origin of Arbor Day
Arbor Day began in the United States in 1872. It was first celebrated in Nebraska on April 10, 1872. The Nebraska state legislature had passed a law that April 10 of each year should be Arbor Day.