Welcome to
teachers and students
Forest fires
Forest clear-cutting (deforestation)
floods
Liquid waste from a factory
Killing elephants (from poachers)
Air pollution from industry
Oil tanker spill
What do the pictures make you think of?
Air pollution
Forest fires
Liquid pollution
extinction
Environmental problems
UNIT 10: Conservation
Reading
1. Have you ever visited a zoo or a forest?
2. What animals are you interested in? why?
3. Do you need to protect animals and forests?
=> Yes, we have to protect animals and forests because they are a part of our Earth.
I- Before you read
Vocabulary:
+ destruction (n)
+ dam (n)
 A hydroelectric dam
+ circulation (n)
+ run-off (n)
+ defence (n)
+ conservation (n)
sự bảo tồn
sự tàn phá
đập (ngăn nước)
đập thuỷ điện
sự lưu thông
sự tháo chảy
sự bảo vệ
conserve (v)
+ erosion (n)
sự xói mòn
[ di`fens ]
[ ,kɔnsə:`vei∫n ]
[ dis`trʌk∫n ]
[ dæm ]
[ ,haidrou i`lektrik ]
bảo tồn
[,sə:kju`lei∫n ]
[ `rʌn`ɔ:f ]
[ i`rouʒn ]
[ kən`sə:v ]
Let’s read
Matching the word in A with a suitable definition in B
A
B
eliminate.
circulation
run-off
hydroelectric
a. the movement of something around a closed system.
b. concerning or producing electricity by the power of falling
c. remove or get rid of completely
d. liquid which flows off or from (something)
TASK1:
[ i`limineit ]
Decide whether the following statements are true (T) or false (F):
1) Each year about fifty hundred species of plants and animals are eliminated
2) Many kinds of plants could be used to treat various dangerous diseases: cancer, AIDS,…
3) Water can be held on land by vegetation
4)Man is constantly doing harm to the environment
5)Plants may cause floods and erosion
6) We can do nothing to save the earth
T
T
T
T
F
F
TASK 2
1) Each year about fifty hundred species of plants and animals are eliminated
(line 2)
(lines 3-5)
(lines 11-12)
(lines 15-16)
(lines 11-12)
(lines 20-21)
TASK 3:
Choose the most suitable main idea for each paragraph.
1. We cannot live without water.
2. Let’s do something to save the earth.
3. Forests give us a lot of valuable things.
4. Vegetation can help conserve water.
Answer the following questions:
1) What is the consequence of losing forest?
2) How important is water in our life?
3) What should we do for the future of our planet?
Suggested answers:
1) What is the consequence of losing forest?
It is destroying earth’s plant and animals variety
2) How important is water in our life?
Man and most animals need a constant supply of water to live. Farmers need water for their crops.
3) What should we do for the future of our planet?
- We can stop worsening the problem while scientists search for answers, and laws are passes in nature’s defence
- We should stop the disappearance of plants and animals
- We should not use pesticide, herbicide and fertilizers.
- We should place rubbish and plastic bags in proper dustbins
- We should use water sparingly and do not pollute it
- We should not use pesticide, herbicide and fertilizers.
- We should place rubbish and plastic bags in proper dustbins
- We should not use pesticide, herbicide and fertilizers.
- We should place rubbish and plastic bags in proper dustbins
Homework
Learn by heart all the new words
Do the exercises in work book
Prepare the next lesson
Thank you for your listening