dimarts, 11 de juny del 2013

GLOBAL WARMING. PANIC OR REALITY?


1. WHAT IS GLOBAL WARMING?
Global warming is the rise in the average temperature of the Earth. Global warming is happening and began by human activities We've to stoped but it's nearly imposible: all the Earth's population should agree to stop global warming.
   
2. WHAT IS THE PROCESS INVOLVED IN THE GREENHOUSE EFFECT?
When certain gases from the atmosphere, let in light but keep heat from escaping, is when greenhouse effect happens.
First, sunlight shines onto the Earth's surface, where it is absorbed and then radiates back into the atmosphere as heat. In the atmosphere, “greenhouse” gases trap some of this heat, and the rest escapes into space. The more greenhouse gases are in the atmosphere, the more heat gets trapped.

 3. WHAT SIGNS WARN US ABOUT GLOBAL WARMING?

We could saw most of global warming sings in te Artic zones or ice areas. So the glaciers are melting and because of that sea levels are rising. Cloud forests are drying, and also wildlife is scrambling to keep pace.

4. WATCH THE VIDEO AND EXPLAIN: GLOBAL WARMING, PANIC OR REALITY?
I think it's a reality: we could see the effects everywere. And also it's so difficult to stop it, powerfull people dosen't want to help and they're the main implicated: if they don't help, our planet will become something that isn't good for anyone.

5. WHAT CAN WE DO TO STOP GLOBAL WARMING?
     Suggest 5 ideas

- Use renewables energies
- Reduce waste
- Reudce energy
- Don't make unnecessary litter
- Travel with green transports  



 SPEAKING
 

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