Global Warming
Global warming is sometimes referred to as the greenhouse effect. The greenhouse effect is the absorption of energy radiated from the Earth’s surface by carbon dioxide and other gases in the atmosphere, causing the atmosphere to become warmer. Each time we burn gasoline, oil, coal, or even natural gas, more carbon dioxide is added to the atmosphere. The greenhouse effect is causing the temperature on the Earth to rise, and creating many problems that will begin to take place in the coming decades.
Today, however, major changes are taking place. People are conducting an unplanned global experiment by changing the face of the entire planet. We are destroying the ozone layer, which allows life to exist on the Earth’s surface.
Look at the illustration below, read the information and discuss it in groups.
Solar energy (energy from the sun) is vital to the existence of planet Earth. It passes through the atmosphere to Earth's surface. This is not a problem, provided that Earth sends some of this solar energy back into space. This process is called radiation. However, in recent years, partly because of pollution, Earth has not radiated enough of the solar energy back into space. Some of the solar energy reflects back onto Earth's surface, making Earth warmer than it should be. This process is called the greenhouse effect, and the result is global warming - planet Earth is now hotter than it should be.
Writing
Write a short paragraph about problems of modern life.
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Grammar
THE USAGE OF THE IDIOMS
Idiomalar bu – ma’nosi o’z tarkibidagi so’zlarning ma’nolariga bo’g’liq bo’lmagan, yahlit holda bir ma’no beruvchi ihcham ibora hisoblanadi. Idiomalar norasmiy ingliz tilida keng tarqalib qo’llaniladi. Ular yahlit ma’no berganligi sababli so’zma-so’z tarjima qilinmaydi. Masalan, to sleep like a log idiomasi qimirlatib bo’lmaydigan holda qattiq uxlash ma’nosida.
I sleep like a log and my alarm clock sometimes has no effect on me. to cook up – to plan or organize, to invent, to make up. splanning and organizing away to have another holiday.) to have one’s hands full – to be very busy, to have much work.
My mother had her hands full raising six children and operating a farm at the same time.(She was very busy being both a mother and a farmer.)
5. FUNCTIONAL ACTIVITY: Ask students to decide if the following persons are going to have their hands full.
A plumber with enough work for three months.
A young mother who has just given birth to triplets.
A teacher who has to take 40 7-year-old children on a trip to the zoo.
A lifeguard at a swimming pool who has to watch over two children as they swim.
A secretary who has to work for three different bosses.
A nursemaid taking care of one small child.
A nurse in a hospital suddenly left in charge of 50 patients.
A famous movie star facing hundreds of screaming fans wanting his autograph.
A night watchman guarding a small warehouse.
10 .A father left in charge of his home and seven children while his wife takes a vacation.
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