Monday, February 6th, 2023

7: Pollution
Lesson 6:Skills 2
Unit

I. VOCABULARY
1. algal (n)

tảo

2. bloom (v,n)

nở hoa

3. discharge (n,v)

phóng điện

4. Power plant (n)

nhà máy nhiệt điện

5. Power station (n)

trạm phát điện

II. LISTENING

1. Describe what you see in the pictures and talk about the
relationship between them.

Listen and check your answers.
-The first picture shows an algal bloom in coastal seawater.
- The second picture shows the cooling towers from a power station.
- They are both related to thermal pollution.

2. Listen to part of a conversation on TV between a reporter and

an environmentalist about thermal pollution.
Complete the diagram. Use no more than three words for each
blank.

Thermal
pollution:
- Definition:
(1)…………
hotter
or (2)
cooler
………..

Causes
- Power plants using water to (3)
cool
…………..
equipment.
- Discharge of cold water into (4)
warm rivers
…………….
Effects
- (5)………..
….decreasing oxygen
warm water
- Less oxygen harming (6)
…………………..
fish
populations
- (7)…………
Harmful algal blooms being
another effect
color of the water
- Can change (8)………..
and (9)…………
poison fish.
SOLUTIONS

Building cooling towers to (10)
…………..
the water.
cool down

III. WRITING
3. Work in pairs. Discuss the causes and effects
of one type of pollution in your area. Make
notes in the diagram.

……………………….
pollution
Definition:
………………………

EFFECTS
………………………
CAUSES
………………………

Air pollution
Definition: Air pollution occurs when the air contains gases,
dust, fumes or odour in harmful amounts.

• Causes: industrial waste, exhaust from cars and
plane…
• Effects: causing diseases, death to human, damage
to other living organisms such as animals and food
crops, or the natural or built environment.

4. Imagine that you two are writing an article for
the local newspaper about a type of pollution in
your area. One of you writes about the causes
and the other writes about the effects of the
pollution type you have just discussed in 3.
5. Read each other's work and put them together
to make a complete article.

Suggested article
Air Pollution
Air pollution is now a serious problem for those living my
area. Air pollution may be any industrial waste, gases , dust,
fume or odour in harmful amounts which are harmful for
man, vegetation, animals or buildings.
Air pollution can have some different causes. The major
source of air pollution is industrial waste from factories. The
second is exhaust from cars, motor vehicles and
planes...Agricultural activities as crop spraying with
pesticides and herbicides are another one.
Air Pollution can have dramatic effects. It causes various
dangerous diseases, death to human, damage to other living
organisms such as animals and food crops, or the natural or
built environment. The buildings look dirty.
So, what should we do to reduce air pollution?

- Learn by heart vocab.
- Rewrite the article
- Prepare part : LOOKING BACK & PROJECT