答：植树节简介：Arbor Day is divided into regional festival and the festival. China's Arbor Day by historian Lin LingDaoYang initiatives such as set up, first determine the tomb sweeping day on April 5, after the death of sun yat-sen to March 12. In ancient China in the ching Ming festival season is plugged into the tradition of willow trees, in the history of the earliest in the roadside planting is by a man named wei shuyu from shaanxi first in more than 1400 years ago.
植树节分为地区节日和国际节日。中国的植树节由林学家凌道扬等创议设立，最初确定于4月5日清明节，孙中山先生逝世后改为3月12日。中国古代在清明节时节就有插柳植树的传统，历史上最早在路旁植树是由一位叫韦孝宽的人于1400多年前从陕西首创的。
Arbor Day is in order to protect the advocate people planting trees, encourage people to take care of the trees, remind people attaches great importance to the trees. Trees for human survival, for the earth's ecological environment, plays a very important role.
植树节是为了保护倡导人民种植树木，鼓励人民爱护树木，提醒人民重视树木。树木对于人类的生存，对于地球的生态环境，都是起着非常重要的作用。
用英语介绍植树节加中文翻译:
Planting Trees Day comes on March 12th every year. In China, this special day began in 1979. On that day, people can plant many trees. And if we plant trees more, we must also take care of the trees by watering them until they grow upto be strong.
每年的3月12日是植树节，在中国，这个特殊的节日是从1979年开始的。在那天，人们要种许多的树。如果我们种了许多的树木，我们就必须照顾好它们，按时浇水，直到它们茁壮成长。
In different countries, Planting Trees Days are on different days. Like in India, Planting Trees Day is on July 1st.
不同的国家里，植树节的日期也不同。例如印度，植树节是7月1日。
So, everyone, if you want to make the air clean, please try your best to protect the environment and plant more trees.
对于每个人来说，如果你想让空气更清新，请更好的保护环境、种更多的树吧。
英文：
Arbor Day is divided into regional festival and the festival. China's Arbor Day by historian Lin LingDaoYang initiatives such as set up, first determine the tomb sweeping day on April 5, after the death of sun yat-sen to March 12. In ancient China in the ching Ming festival season is plugged into the tradition of willow trees, in the history of the earliest in the roadside planting is by a man named wei shuyu from shaanxi first in more than 1400 years ago. In the history of shaanxi as the earliest place to plant trees on the road, was the first model of the national road greening, and wei shuyu plants locust tree as early as one thousand years, has been popular with people, especially the from shanxi to the pagoda tree has a special liking more, loves, and widely planted, now the locust tree as a symbol of xi 'an, was identified as were made.
Arbor Day is in order to protect the advocate people planting trees, encourage people to take care of the trees, remind people attaches great importance to the trees. Trees for human survival, for the earth's ecological environment, plays a very important role.
中文翻译：
植树节分为地区节日和国际节日。中国的植树节由林学家凌道扬等创议设立，最初确定于4月5日清明节，孙中山先生逝世后改为3月12日。中国古代在清明节时节就有插柳植树的传统，历史上最早在路旁植树是由一位叫韦孝宽的人于1400多年前从陕西首创的。陕西作为历史上最早在官道上植树的地方，曾经是全国道路绿化的表率，而韦孝宽最早栽种的槐树千百年来一直受到人们的喜爱，特别是陕西人对这种槐树更是情有独钟，十分喜爱，并且广为种植，现在这种槐树已经作为西安市的象征，被确定为市树。
植树节是为了保护倡导人民种植树木，鼓励人民爱护树木，提醒人民重视树木。树木对于人类的生存，对于地球的生态环境，都是起着非常重要的作用。
The Arbor Day is the earliest Nebraska initiated by the United States. 19 centuries ago, Nebraska, a barren plain, treeless, dusty, people. In 1872, the famous American agriculturalists Julius sterling Morton, who proposed in Nebraska Arbor Day, mobilize the people in a planned way of afforestation.
Arbor Day is in order to protect the advocate people planting trees, encourage people to take care of the trees, remind people attaches great importance to the trees. Trees for human survival, for the earth's ecological environment, plays a very important role.
植树节分为地区节日和国际节日。中国的植树节由林学家凌道扬等创议设立，最初确定于4月5日清明节，孙中山先生逝世后改为3月12日。中国古代在清明节时节就有插柳植树的传统，历史上最早在路旁植树是由一位叫韦孝宽的人于1400多年前从陕西首创的。陕西作为历史上最早在官道上植树的地方，曾经是全国道路绿化的表率，而韦孝宽最早栽种的槐树千百年来一直受到人们的喜爱，特别是陕西人对这种槐树更是情有独钟，十分喜爱，并且广为种植，现在这种槐树已经作为西安市的象征，被确定为市树。
国际植树节则最早由美国的内布拉斯加州发起。19世纪以前，内布拉斯加州是一片荒芜的平原，树木稀少，黄沙漫天，人民深受其苦。1872年，美国著名农学家朱利叶斯·斯特林·莫尔顿提议在内布拉斯加州规定植树节，动员人民有计划地植树造林。
植树节是为了保护倡导人民种植树木，鼓励人民爱护树木，提醒人民重视树木。树木对于人类的生存，对于地球的生态环境，都是起着非常重要的作用。本回答被网友采纳