Unit 10. Conservation

Prepared by : Nguyễn Hoai Thuong
say their names
say their names
Tiger
Pig
Lion
Rabbit
Turtle
Zebra
rabbit
What do the pictures make you think of?
1. Why do you have to protect forests and animals?
2. How do you protect your earth?
UNIT 10: CONSERVATION
+ variety(n): sự đa dạng
+ species(n): Loài
+ destroy(v): phá hủy
+ destruction(n):
+Damage: sự thiệt hại
+Defence: sự bảo vệ
Vocabulary
MULTIPLE CHOICE
The soil can easily become loose and blow away if ____________
we chop down all trees
the trees overgrow
we retain water
the trees bind the soil
Forests, one of man’s most valuable resources, are managed carefully by_______________
forbiding cutting trees
limiting the amount of timber
allowing only mature trees to be cut
allowing people to cut down either mature or immature ones.
Wild-life preserves are becoming more common in regions________________
Where there are a great many animals
Where animals are coming to extinction
Where people pay no attention to animal life
Where animals are protected in their natural environment
How do people solve the problem of dirty air in large cities ?
They use electric cars
They encourage burning solf fuels
There must be no cars in the city
They try to reduce the amount of car exhaust fumes as much as possible

One possible way to conserve our minerals is to _______________
Take them from the earth in immense quantities
find other sources of minerals elsewhere from the eartth
Use the energy of the sun instead
All are correct




Discussion
What should you do to conserve soil,forests, wild-life, air, and minerals?

We should/ had better…………………
We shouldn’t/ had better not……….
Forests minerals soil air wild-life
1
2
3
4
5
Soil :
Shouldn’t cut so many trees
Should rotate crops
Should add fertilizers
Should plant treesDiscussion



Forests
Should cut only mature trees
shouldn’t cut immature trees
Should plant more trees
Wild-life :
Should restrict hunting and fishing
Should set up wild-life preserves

Air :
Forbidding the burning of solf fuels
Should wipe out smoke by using human-friendly cars
Minerals :
Shouldn’t take them in immense quantities
Should cut waste
Recycle the metal in discarded products
Should use solar energy instead
Homework :
- write a essay (100 words) about topic: “What should we do for the future of planet?”