March 12 arbor day handwritten newspaper content

March 12 arbor day handwritten newspaper can write the benefits, functions and significance of arbor day.

The benefits of planting trees.

The Arbor Festival in China was initiated by forest scientists such as Ling Daoyang, Han An and Joseph Bailie in 19 15. 1979 after the founding of New China. At the suggestion of Deng Xiaoping, March 12 is designated as Arbor Day every year. Arbor Day is to protect and encourage people to plant trees, encourage people to care for trees and remind people to pay attention to trees. Afforestation can green homes, prevent soil erosion, protect fields, adjust the sky climate and promote economic development.

2. The role of planting trees.

Reduce soil erosion and purify the air; Planting trees for photosynthesis produces oxygen and groundwater; Planting trees can affect soil fertility; For example, eucalyptus can absorb sulfur dioxide in the air; Trees are green plants, which are good for the eyes of people who are tired from work.

3. The significance of Arbor Day.

Afforestation can beautify the environment, improve air quality and climate. Dense canopy can block sunlight, reflect about 20% heat back to the sky, and 60%-70% heat is absorbed by canopy. In addition, the maintenance of plant transpiration also needs to absorb a lot of heat. Because of the high air humidity, large heat capacity and small wind force in the forest, the temperature changes slowly.