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Презентация на тему по английскому языку по теме Лесные пожары

Forests have many enemies, but the greatest one is fire.
Forest Fires Forests have many enemies, but the greatest one is fire. Fires are very harmful to the forest. The greater is the proportion of pine and fir in the forest, The so-called crown fires can spread over large territories, burning out valuable forest stands. Sometimes fires burn over the surface of the ground but do not reach the treetops. These are surface fires. Surface fires burn the young trees and    the leaves on the forest floor. Surface fires kill the animals. Surface fires destroy the fertility of the soil. Many causes of forest fires remain unknown, but careless use of fire Certain preventive measures have been worked out against fires. It is usual practice to build a network of firebreaks and fire-belts in the forest. They may hold a fire out and give no possibility for its further movement. Aviation takes an active part in fighting forest fires. Airplanes bring firemen-parachutists and spray fire retarding chemicals over the forest. Anti- fire societies are formed. Fire damage Согласно официальной сводке Федерального агентства лесного хозяйства, площадь, пройденная лесными пожарами с Fire damage Protect our forest from fires! Берегите лес! WARNING:    1. If you found a     Remember:  1.Do not drop to the ground burning Thank you.
Слайды презентации

Слайд 2 Forests have many enemies, but the greatest one

Forests have many enemies, but the greatest one is fire.

is fire.


Слайд 7 Fires are very harmful to the forest.

Fires are very harmful to the forest.

Слайд 9 The greater is the proportion of pine and

The greater is the proportion of pine and fir in the

fir in the forest, the greater is the possibility

of inflammation.

Слайд 10 The so-called crown fires can spread over large

The so-called crown fires can spread over large territories, burning out valuable forest stands.

territories, burning out valuable forest stands.


Слайд 12 Sometimes fires burn over the surface of the

Sometimes fires burn over the surface of the ground but do not reach the treetops.

ground but do not reach the treetops.


Слайд 13 These are surface fires.

These are surface fires.

Слайд 14 Surface fires burn the young trees and

Surface fires burn the young trees and  the leaves on the forest floor.

the leaves on the forest floor.


Слайд 15 Surface fires kill the animals.

Surface fires kill the animals.

Слайд 16 Surface fires destroy the fertility of the soil.

Surface fires destroy the fertility of the soil.

Слайд 18 Many causes of forest fires remain unknown, but

Many causes of forest fires remain unknown, but careless use of

careless use of fire is the

cause number one.

Слайд 19 Certain preventive measures have been worked out against

Certain preventive measures have been worked out against fires.

fires.


Слайд 20 It is usual practice to build a network

It is usual practice to build a network of firebreaks and fire-belts in the forest.

of firebreaks and fire-belts in the forest.


Слайд 22 They may hold a fire out and give

They may hold a fire out and give no possibility for its further movement.

no possibility for its further movement.


Слайд 23 Aviation takes an active part in fighting forest

Aviation takes an active part in fighting forest fires.

fires.


Слайд 25 Airplanes bring firemen-parachutists and spray fire retarding chemicals

Airplanes bring firemen-parachutists and spray fire retarding chemicals over the forest.

over the forest.


Слайд 27 Anti- fire societies are formed.

Anti- fire societies are formed.

Слайд 29 Fire damage

Fire damage

Слайд 31 Согласно официальной сводке Федерального агентства лесного хозяйства, площадь,

Согласно официальной сводке Федерального агентства лесного хозяйства, площадь, пройденная лесными пожарами


пройденная лесными пожарами
с начала 2010 года по 6

августа,
составила 866 743 га.

Fire damage


Слайд 33 Fire damage

Fire damage

Слайд 35 Protect our forest from fires!

Protect our forest from fires!

Слайд 36 Берегите лес!

Берегите лес!

Слайд 37

The causes of forest

The causes of forest fire: 1. Careless use

of fire. 2. Kindling fires in the forest belt. 3.Pranks with matches in a forested area. 4. Burning of dry grass near the forest. 5. Lightning strike into a tree.

Слайд 38 WARNING: 1. If you found a small

WARNING:  1. If you found a small fire

fire in the woods you have to take

action to eliminate it, and you do not have failed to stop the fire, you should inform the administration about the fire near the village or local forestry. 2. It is known that fire prevention is better than to risk their lives to extinguish.

Слайд 39   Remember: 1.Do not drop to the ground burning matches

   Remember: 1.Do not drop to the ground burning matches

or cigarette!

2.Do not kindle fires in fire period! 3. Do not burn trash in the woods!

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