英语高级视听说 答案 Unit 5 Global Warning

Episode 3 1- worse hurricanes in the pacific 2- more cyclones in the pacific 3- heat waves in Europe 4- worse hurricanes in the US. 5- more thunder storms in summer 6- less rainfall in winter 7- high rainfall in coastal regions
4- Canary in the Mine Coal miners used to take canary birds into the
mines as a decoy ( a sign for coming dangers). If the canary died, then the miners realized that they were in a region of danger and they might also die of the poisonous gases under the ground.
If you're standing at the North Pole, all points are south of you (east and west have no bearing). The North Pole experiences six months of daylight and six months of darkness.
TASK 1
While Listening
1- D- the role of humans in global worming 2- A- it can be stopped if we can act now 3- A- provide conclusive evidence that humans should
North Pole
Penguins
Polar Bears
Pre-listening Questions
Discuss the following questions; 1- What would happen if the temperature of the
Earth would be increasing in the next 10 years?
TASK 2
Episode 2 1- naturally changing climate 2- man’s doing 3- expeditions 4- ice cores 5- fingerprints 6- burning fossil fuels 7- carbon dioxide 8- thousands 9- warm
Audio-Visual Classes
Unit: 5
Global Warning
Background Notes
1- Global Warming It means the temperature of the Earth is getting
higher than the average. In other words, the planet including; atmosphere, oceans and landmasses, is warming, and the main reason for this warming is the burning of the fossil fuels.
3- the US cant flip its energy use overnight and its economy might get hurt
4- his job is to tell the government exactly what he knows scientifically
2- Greenhouse Gas Greenhouse gases are components of the
atmosphere such as ; water vapor( H2O), carbon dioxide (CO2), methane(CH4), and ozone(O3). Some greenhouse gases occur naturally in the atmosphere, while others result from human activities. Certain human activities increase some of these gases into the atmosphere specially CO, CO2 ( carbon monoxide, carbon dioxide).
be held accountable 4- B- Extinction of all arctic species 5- D- Polar bears 6- C- is not ready to tackle 7- B- concerned
Episode 1 1- [ F ] 2- [ T ] 3- [ T ] 4- [ T ] 5- [ T ] 6- [ F ]
5- North pole
The North Pole is about (725 km) north of Greenland in the middle of the Arctic Ocean the sea there has a depth of (4087 meters). Most of the time, the sea ice covers the North Pole but recently, water has been sighted at the exact location of the pole.
3- Greenland An island of Denmark located in the north of
the Atlantic ocean and northwest of Canada. It is the largest island in the world, the total area of Greenland is about 2.17 million square kilometers and 1.8 of it is ice cap.
6- they can only hunt on the ice
பைடு நூலகம்pisode 5 1- they say they’re no more reliable climate
change projections
2- they made science as precise as it is today
Episode 4 1- land of the great bear
2- polar bears’ health
3- a tranquillizer dart
4- Bear population there is the healthiest
5- changes is the bears’ fat, dimensions and teeth
2- are there any signs of temperature changes you have noticed in the last few years ?
3- do you think Global Warming is a real thread to our planet ? What do you suggest to save the world if there is a danger?