the importance of water. 2 nd preparatory stage by prep 22 three different states of water 1. solid...

The importance of water.The importance of water.

22ndnd preparatory preparatory stagestage

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THREE DIFFERENT STATES OF THREE DIFFERENT STATES OF

WATER WATER 1. 1. SOLID FORM OF WATERSOLID FORM OF WATER - - ICE / SNOWICE / SNOW

PRESENT AS ICE CAPS PRESENT AS ICE CAPS

AT THE POLES OF THE EARTHAT THE POLES OF THE EARTH

SNOW COVERED MOUNTAINS SNOW COVERED MOUNTAINS

AND GLACIERSAND GLACIERS

020

40

60

80

100

1st

Qtr

3rd

Qtr

East

West

North

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2. 2. LIQUID FORM - WATERLIQUID FORM - WATER

PRESENT IN PRESENT IN

OCEANSOCEANS

LAKESLAKES

RIVERS &RIVERS &

UNDERGROUNDUNDERGROUND

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3.GASEOUS FORM - 3.GASEOUS FORM - WATER VAPOURWATER VAPOUR

• PRESENT IN AIR AROUND USPRESENT IN AIR AROUND US

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Cycling of water in nature

• Basic processes in water cycle

• EVAPORATION -

conversion of

LIQUID TO GAS

by heating• CONDENSATION

Conversion of

GAS TO LIQUID

by cooling

• GAS [VAPOUR]

• LIQUID [WATER]

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WATER CYCLE

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The process of seeping of water into the ground-INFILTRATION

RAIN WATER

SURFACE RUN OFF INFILTRATION

SOIL WATER GROUND WATER

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THE UPPER LIMIT OFSATURATED ZONE OF GROUND WATER— WATER TABLE

WATER TABLE

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Ground water is an Ground water is an important source of waterimportant source of water

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DEPLETION OF WATER TABLE

Water table may go down

if the water is not sufficiently replenished.

infiltration

Consumption of ground water

Ground water

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REASONS OF DEPLETION OF WATER TABLE

1. DEFORESTATION

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2 . SCANTY RAINFALL

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3.EXCESSIVE CONSUMPTION BYINCREASING POPULATION

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4. DECREASE IN THE SEEPAGE AREA

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5. EXCESSIVE USE BY Agricultural activities

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6. INCREASING INDUSTRIES

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CONSERVATION OF WATER

AVOID WASTAGE

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CONSERVATION OF WATER

REPAIR LEAKING TAP

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CONSERVATION OF WATER

USE MINIMUM

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CONSERVATION OF WATER

REUSE /RECYCLE

IF POSSIBLE

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WATER WISE HABITS

DIRECT

USED

KITCHEN WATER

TO

YOUR GARDEN .

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Drip irrigation for your garden

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WATER WISE HABITS WASH VESSELS

USING COLLECTED WATER

INSTEAD OF WASHING DIRECTLY UNDER TAP.

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WATER WISE HABITSMOP THE

FLOOR INSTEAD OF WASHING

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WATER WISE HABITS

TURN OFF TAP WHILE BRUSHING

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ROOF TOP RAINWATER HARVESTING

RAINWATER IS COLLECTED FROM THE ROOF OF BUILDINGS AND STORED IN TANKS AFTER FILTRATION.

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Roof to rainwater harvesting

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BAWRI- A TRADITIONAL WAY OF COLLECTING WATER

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DRIP IRRIGATION- saves water A TECHNIQUE OF WATERING

PLANTS BY USING NARROW TUBES WHICH SUPPLY WATER AT THE BASE OF PLANTS AS TINY DROPS.

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DRIP IRRIGATION

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Save every drop of water !

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SAVE WATER ! SAVE LIFE !

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SAVE WATER ! SAVE LIFE !

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THANK YOU