Презентация урока Man and the natural world.

Man and the natural world.

The Earth in danger

Choose the words on the topic “The Earth in Danger”:

A shower, a rainbow, pollution, misty,

nuclear weapons, a shortage of food,

a reptile, a poisoned river,

heat, industrial waste, radiation,

a greenhouse, a greenhouse effect, sunlight, acid rain, a rainstorm, health,

a population, an environment, destruction

Match the words with the sentences:

• nuclear weapons

• poison(ous)

• waste

• shortage

• The weathermen are speaking about the … of water again this summer.
• Factories pour a lot of … into seas.
• Industrial waste can be … for fish living in the seas.
• For the first time … were used by the USA in 1945.

Make up sentences of what can be done with these:

Example : Houses can be damaged.

• house / damage;
• diseases / cure;
• forests / ruin;
• weather / forecast;
• animals / endanger;
• mist / expect;
• habitats / destroy

Complete the sentences with the words in brackets:

Animals in danger

Penguins (kill) because of pollution caused by oil from ships and other things.

Mountain gorilla that weighs over 100 kilos and is very strong lives high in the mountains of Uganda. They (catch) because their hands (use) to make souvenirs.

African elephants (hunt) because people take their tusks and make ornaments from them.

Answer the questions on the text:

1. What does the word “environment” mean?

2. What are the most serious environmental problems?

3. Which of them are described in the text?

4. What makes sea water dangerous nowadays?

5. Why is it dangerous to dump industrial waste in the seas and rivers?

Choose the best way to define these:

Greenhouse effect:

1) a building in a garden or park which has glass walls and a glass roof in which you grow plants;

2) a salad made mainly with green vegetables;

3) the problem pf temperature rise in the Earth’s atmosphere.

Pollution:

1) dirty water, air and atmosphere;

2) making water, air, atmosphere dirty and dangerous for people and animals to live in;

3) people who make water, air and atmosphere dirty and dangerous.

Environment:

1) air, water and land, in which people, animals and plants live;

2) an organization that wants to protect the natural world;

3) something that we do to prevent air and water pollution.

« The state of environment

in Great Britain »

The word « ecology » means « house »

Gifts of nature:

water,

land,

minerals,

plants,

animals...

Britain has been called « the dirty man of Europe »

Environmental problems: - littering - smog - acid rain - water pollution - overpopulation - endangered species - destruction of natural resources, etc.

30 % of chicken is infected with salmonella

The disastrous outbreak of BSE (mad cow disease)

Deforestation: only 10 % of Britain is forested

Smoke + fog = smog 4 th December, 1952 – 4,000 people died December,1962 – “Killer smog”

Radioactive waste: the Irish Sea – the most radioactive in the world

SO2 + N2O + H2O = acid rain 450 mln of Britain’s trees are affected by acid rain

Reuse of water:

second – hand water is drunk without ill effect (thanks to modern methods of water purification

in Great Britain)

10 National parks were created