Climate change : Global warming

- Before You Read -

Global warming is the worst nature disaster these days. We have to notice this disaster and find out the solutions. This reading passage contains general information of global warming. And you can see a short video clip about global warming.

Click ▷ http://library.thinkquest.org/CR0215471/global_warming.htm

Click ▷ http://www.youtube.com/watch?v=oJAbATJCugs

- After You Read -

Q1. What are greenhouse gasses?

Q2. What causes global warming?