Video Clip (1)
http://www.youtube.com/
watch?v=E1cyUmx5htA
Global warming
Polar bear
Glacier melting
Video Clip (2)
http://www.youtube.com/watch?v=CxUK2TizQ4g
Greenhouse effects
Carbon dioxide
Climate change
Video Clip (3)
http://www.youtube.com/watch?v=oPkOFwaGKG0
1. What is the main cause for ‘Global Warming’?
2. Do you know how to say it in English?
(1) 全球暖化
(2) 溫室效應
3. What can we do to save the earth?
We have only one Earth
See you next time!!