water resources - class x geography

WATER RESOURCES

WATER: THE CAUSE FOR ANOTHER WAR

REASONS FOR WATER SCARCITY IN INDIA

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THE NEED OF THE HOUR: TO CONSERVE WATER

Today, it is considered to be the fifth most polluted river in the world.

Reasons for the pollution of Ganga

Human Waste

Industrial Effluents

Religious Ceremonies

SOME MOVMENTS AGAINST WATER POLLUTION IN INDIA

USES OF DAMS

CONSEQUENCES WHEN A DAM IS BUILT...

• Regulating and damming of rivers affect their natural flow

causing poor sediment flow and excessive sedimentation

at the bottom of the reservoir resulting in rockier stream

beds and poor habitat for aquatic life's

• Make it difficult for aquatic fauna to migrate, especially

for spawning.

• Local people often have to give up their lands.

• Triggers flood

RAIN WATER HARVESTINGRainwater harvesting is a technology

used for collecting and storing rainwater

from rooftops, the land surface or rock

catchments using simple techniques such

as jars and pots as well as more complex

techniques such as underground check

dams.

KEEP CALM

QUIZ TIME

ITS

WHICH IS THE LONGEST MAN-MADE DAM IN THE

WORLD?

1

WHICH IS THE LONGEST MAN-MADE DAM IN THE

WORLD?

26KM Long!

Impounds Mahanadi River

Near Sambalpur, Odisha

Built in the 1957

WHICH IS THE SMALLEST OCEAN OF

THE WORLD?

2

WHICH IS THE SMALLEST OCEAN OF THE WORLD?

13,986,000 Sq.Km in area

Around the North Pole

Titanic sank here...

Holds 25% of the world’s

undiscovered Petroleum!!!

WHICH IS THE TALLEST DAM IN THE WORLD?

3

WHICH IS THE TALLEST DAM IN THE WORLD?

305metre tall Arch Dam

In Tibetan China

Completed in 2013

WHICH IS THE TALLEST DAM IN THE WORLD?

305metre tall Arch Dam

In Tibetan China

Completed in 2013

WHICH IS THE LARGEST WATERFALLS IN THE

WORLD?

4

WHICH IS THE LARGEST WATERFALLS IN THE WORLD?

1,708m in width

UNESCO World Heritage

WHICH FALLS IS KNOWN AS "SUREN CHELLAKUTTI

FALLS" ?

5

WHICH FALLS IS KNOWN AS "SUREN CHELLAKUTTI

FALLS" ?

25m talll

Also known as “The Niagara

of India”

A Key location in the epic

movie ‘Baahubali’** Additional Special Effects added

WHICH IS THE CLEANEST RIVER IN THE WORLD ?

6

THE CLEANEST RIVER IN THE WORLD ?

Famous London Bridge

is built across this river

Once was the dirtiest

river....

WHICH IS THE WORLD'S DEEPEST RIVER?

7

WHICH IS THE WORLD'S DEEPEST RIVER?

More than 220m deep

Also known as ‘Zaire’

Crosses the equator twice!

WHICH IS THE WORLD'S MOST POLLUTED RIVER?

8

WHICH IS THE WORLD'S MOST POLLUTED RIVER?

WHICH IS THE FASTEST FLOWING RIVER IN THE

WORLD ?

9

WHICH IS THE WORLD'S FASTEST RIVER?

WHICH IS THE LARGEST RIVER IN THE WORLD?

10

WHICH IS THE LARGEST RIVER IN THE WORLD?

Can reach upto 190km in width

There are no bridges that cross

the Amazon !!!

Piranhas & Anacondas can be

found here…

ANY QUESTIONS?

ASK ANY DOUBTS AND CLEAR THEM NOW!!!!!!!