Joke Collection Website - Bulletin headlines - Forest fire prevention has you and me to copy the newspaper.
Forest fire prevention has you and me to copy the newspaper.
1. What is a forest fire? Any forest climate that loses human control, spreads and expands freely in woodland, and brings certain harm and loss to forest, forest ecosystem and human beings is called forest fire.
2. Forest fire types: According to the burning location, nature and degree of harm, forest fires can be divided into three categories: surface fire, crown fire and underground fire. 1. Surface fire: it is a common forest fire, which refers to the fire that starts from the surface cover, roots, young trees and near-surface cortex and spreads along the surface.
2. Crown fire: refers to the surface fire that meets strong wind or young coniferous trees, dead trees or drooping branches, burns to the crown and spreads along the crown with the wind. 3. Underground fire: Underground fire usually occurs in coniferous forests in dry season. Fire burns around forest roots, soil surface organic matter and peat layer, with slow spreading speed, high temperature, long duration and strong destructive power. The roots of trees and shrubs that passed through the underground fire were burned out, and a large number of trees fell down.
3. Forest fire prevention knowledge
1. What is a forest fire? Any forest climate that loses human control, spreads and expands freely in woodland, and brings certain harm and loss to forest, forest ecosystem and human beings is called forest fire.
2. Forest fire types: According to the burning location, nature and degree of harm, forest fires can be divided into three categories: surface fire, crown fire and underground fire. 1. Surface fire: The most common kind of forest fire refers to the fire that spreads along the surface from the surface cover, roots, young trees and near-surface cortex.
2. Crown fire: refers to the surface fire that meets strong wind or young coniferous trees, dead trees or drooping branches, burns to the crown and spreads along the crown with the wind. 3. Underground fire: Underground fire generally occurs in coniferous forests in dry season. Fire burns in forest roots, soil surface organic matter and peat layer, with slow spreading speed, high temperature, long duration and strong destructive power. After the underground fire, the roots of trees and shrubs were burned out and a large number of trees withered.
Three, the forest fire prevention period of field fire management "ten prohibitions": (a) are not allowed to burn wasps and wild animals in the mountains. (2), are not allowed to throw cigarette butts, fire tail in the forest.
(3), are not allowed to burn ashes in the mountains. (4), are not allowed to burn charcoal in the mountains.
(5) It is forbidden to burn incense sticks, paper money, firecrackers and lanterns in the mountains. (6) It is forbidden to burn ridge, straw and straw in the forest beside the mountain. (7), are not allowed to play with fire in the mountains or use fire to keep warm.
(eight), are not allowed to use firearms for hunting. (9), no barbecue food in the forest. (10) It is forbidden to enter the forest area to refine the mountains in high fire danger weather above level 4. Basic principles of forest fire fighting: The basic principles of forest fire fighting are "fight early, fight small and fight big". Playing early is to put out the fire in time; Playing small is playing what just happened; Hit means the thoroughness of fire fighting.
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