Slide 1

Part 2

Landforms and exogenetic processes

2.4 In what ways do
rivers affect human
activity?
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Slide 2

Part 2

Landforms and exogenetic processes

How do people make use of the Chang
Jiang?
Most of the world’s population
lower course of
lives along the ______
rivers.
In China, about 33% of the total
population lives in the Chang
Jiang basin.

That means
over 430
How
Why
do
dothey
so
million
many
rely on
people
thein
people
live
Chang
Jiang?
thelive?
Chang
Jiang basin!

People benefit from the river.
They rely on the Chang Jiang
for their livelihood.

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Slide 3

Part 2

Landforms and exogenetic processes

How do people make use of the Chang
Jiang?
Economic benefits
from the Chang Jiang

Agriculture

Navigation
and
transport

Freshwater
fishery

© Oxford University Press 2006

Industrial
use

Tourism

Energy

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Slide 4

Part 2

Landforms and exogenetic processes

How do people make use of the Chang
Jiang?
1

Agriculture

What does the
Chang Jiang
The Chang
Jiang
provide
for basin
is the major
agricultural
farming?

regions in China.

It covers about 25% of the
total farmland of China.
It produces over 33% of
the total annual production
of food and cotton.

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Slide 5

Part 2

Landforms and exogenetic processes

How do people make use of the Chang
Jiang?
1
A

Agriculture
Alluvium

Regular ________
flooding of the
Chang Jiang deposits a
large amount of alluvium
on it flood plain.
This provides thick and
fertile soil for farming.
______

It helps (decrease /
increase) the productivity
of land.
It saves the cost of
adding artificial fertilizer.
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Slide 6

Part 2

Landforms and exogenetic processes

How do people make use of the Chang
Jiang?
1
B

Agriculture
Irrigation water
It provides irrigation water for 60% of the
farmland in the basin.

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Slide 7

Part 2

Landforms and exogenetic processes

How do people make use of the Chang
Jiang?
2

Freshwater fishery
The Chang Jiang
produces over ____%
of
60
the total annual catch of
freshwater fish.

Many lakes along the
Chang Jiang have
been converted into
fish ponds!
CanDongting
you giveHu.
some
examples?

Fish farmers earn good
income.

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Slide 8

Part 2

Landforms and exogenetic processes

How do people make use of the Chang
Jiang?
3

Navigation and transport
The Chang Jiang is the
most important
___________
inland river navigation
network.
It is the ‘Golden waterway’
of China.

The shallow and narrow river
channel in the upper course
provides a cheap transport
timber
route for _______.
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Slide 9

Part 2

Landforms and exogenetic processes

How do people make use of the Chang
Jiang?
4

Industrial use
How can
industries
make use of the
Chang Jiang?

Dyeing industry use river
raw material
water as a ____________.
Many industries use river
water as a low-cost agent
cooling machines.
for ________
____________
Shipbuilding and
repairing industries are
_________
located at the sheltered
and deep inlets at the
lower course.

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Slide 10

Part 2

Landforms and exogenetic processes

How do people make use of the Chang
Jiang?
5

Energy

Gezhouba

What kind of
power
Hydroelectric
can
It accounts
forthe
about
Chang
(HEP).
Jiang total
40 power
___%
of China’s
generate?
HEP output.
Most of the HEP plants
upper course.
are at the ______
The HEP supports the
industrial development
_________
in the basin.

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Slide 11

Part 2

Landforms and exogenetic processes

How do people make use of the Chang
Jiang?
6

Tourism

Jiuzhaigou
Leshan Giant
Yulong-Snow
Mountain
Buddha

Lijiang

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Slide 12

Part 2

© Oxford University Press 2006

Landforms and exogenetic processes

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