what is pollution? is it important? how can we stop it? this presentation is a fun way to explain that.

2. Fast questions on littering
1) What is littering?
A: Littering is throwing any waste mateials.
2)Why do we need to care about littering?
A: Littering causes many problems and is not very nice
to look at.
3)How can you stop littering?
A: By throwing garbage in the trash ( or recycling bin ).

3. Examples of littering
(Video)
Landfill
in
japan

4. This is a nice video about 3 bottles that
describes how nice it is to simply
throw things in the recycle bin.

5. Fast questions on global warming
1) What is global warming?
A: Global warming is a natural process by which the
atmosphere traps some of the sun’s heat warming up
the earth.
2)What are the gases that are responsible for global
warming?
A: carbon dioxide, ozone, methane, nitrous oxide, and
water vapor.

6. Graph on earth’s temperature

7. This is a video about how greenhouse
gases work.

8. Thanks for watching!
Credit: video 1: Ted-ed
video2: minuteearth