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Ecological problems on the Earth
1. Ecological problems on the Earth.
2. Kinds of pollution
AIR POLLUTION.Destroying forests.
Water pollution.
Oil spills.
Global warming.
Litter.
Chemicals.
Coral reefs.
Noise pollution.
3.
Environmental questions•What does the life
of the people on
Earth depend on?
WATER
SOIL
AIR
•Why are some
animals and birds
disappearing
nowadays?
4. Air pollution
Air pollution isa very serious
threat to our
environment.
Big factories
pollute the air.
5. Car fumes pollute the air we breath.
6.
• Cutting down forestdamages thousands
of acres of land every
day. Even if new trees
are planted they can
not bring back the old
forest that was part of
a complex ecosystem
that cleaned the air.
7.
Oil spillsThis is the result
of human
activities: oil
spills. Polluted
water also
causes water
animals to die.
8. Oil spills
Big tankers emit tons of oil into the seawater. Wild life suffers from this pollution.
9. Big tankers emit tons of oil into the sea water. Wild life suffers from this pollution.
What do Animals Worry about?10. What do Animals Worry about?
Red Book Defends11. Red Book Defends
• Some scientistsare now
concerned that
the Earth’s
surface will warm
up too much – to
a dangerous
degree. This is
called global
warming.
12.
• Most cities producea lot of waste every
day. If it is just
thrown away or even
dug up, it may be
around for decades,
and could even
release dangerous
chemicals into the
soil.
13.
• Chemicals canthreaten the lives of
the people that are
living or working near
by. If toxic or
poisonous, liquid
chemicals are poured
into the water, it is
possible to put large
populations of people’s
health at risk.
14.
• Environmentalists areworried because many coral
reefs are disappearing.
Today only 7% of Jamaica’s
coral reefs remain and the
reefs in the Philippines and
Western Indonesia are
almost extinct. Tourists
damage reefs by putting
• rubbish into the sea.
15.
Noise pollution. There is much noise in thebig cities because of air jets, city transport
and so on.
16. Noise pollution. There is much noise in the big cities because of air jets, city transport and so on.
Ecological situation in our place.• I’m worried about
the state of the
Nekhvoroshchanovka pond in my
area. When I visited this place in
summer I was
hurt and disappointed by what I
found. Water was
very muddy.
17. Ecological situation in our place.
People throw out dust into therivers and ponds.
18. People throw out dust into the rivers and ponds.
Our attitude towards theenvironment.
We must keep our native place clean. If we see
litter on the ground, we must put it into a litter
bin. And of course we must not draw on walls
or trees.
19. Our attitude towards the environment.
Code of Ecological Rules.Do not leave litter.
Keep the country tidy.
Respect the life and work of the countryside.
Grow trees and flowers.
Do not cut wild flowers.
Put litter away.
Do not frighten birds and animals.
Do not burn fires.
20. Code of Ecological Rules.
The Earth is Our Home.• The Earth is a garden.
It is a beautiful place
For all living creatures,
For all human race.
• Food is a treasure
From the soil and the seas
Clean fresh air
From the plants and the
heels.
• Helping mother Earth
We can peacefully roam
We all deserve a place
We can call our home.
• The warmth of the sun
Turns water into rain
It is nature way!
21.
Thе presentationwas done by
Valentina Antonova.
Class 9V