Ppt earth - our responsibility revised

Post on 29-Nov-2014

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description

good for school children level

transcript

Our EARTH... Our...

By:Anu Norula

Billions of years ago dust whirling around the newborn Sun started to

pull together forming lumps of rocks .

These rocks by their mutual gravity clumped together to form planets .

The atmosphere containing poisonous gases wrapped around the planet .

It took over a billion years for the air to clear .

Today, this is what our solar system looks like..

The Earth is a truly beautiful and fascinating place.

The Earth

The Earth is unique because of water and a variety of living things that can survive here .

VEGETATION

THE ANIMAL KINGDOM

BIRDS

LIFE UNDER WATER

INSECTS

THIS BEAUTIFUL CREATION CALLED EARTH IS A GIFT TO US..

THE AMAZING SAND DUNES

THE VAST OCEANS

THE MAJESTIC MOUNTAINS

Earth is fast getting abused by Man and his growth.

ENVIRONMENT.. NOW OR NEVER

THEN NOW

THEN

NOW

From here To there

From the wonderous underwater world

TO

The dying life under water ………

GLACIERSThen ………

Now melting

All of us individually are responsible for it. !

Impact of Humans on Environment

• Human activities often lead to degradation of the environment, including:

• Pollution - land, freshwater creeks and rivers, seas and oceans, and air

Impact of Humans on Environment

• Deforestation - is the removal of a forest or stand of trees where the land is thereafter converted to a non-forest use. Examples: farms, ranches, or urban use.

Impact of Humans on Environment

• Endangerment and Extinction - of flora and fauna species

• Destruction of Habitats

Impact of Humans on Environment

• Soil erosion - Increased erosion of land as a result of mining or agricultural activities

Fortunately, man is learning that

there are activities he can

undertake to improve land he

has already degraded.

LET US PLEDGE TO SAVE OUR EARTH

LET US PLEDGE TO SAVE OUR EARTH

Thank youContact:

anunorula@gmail.com