|
|
|
|
 | |  |
| what do you mean "black gold" | |
 | |  |
|
 |
| | |
| John we almost forgot to conserve the use of they so called "black gold" | |
| | |
|
|
|
|
|
|
|
| | |
| ohh im excited to be at the summer camp i'm sure we could learn more on how to save our environment. | |
| | |
|
|
| | |
| it is the fuel that we import to other countries, and you know this the biggest contributor why we have the green house effect. Because of this we experienced the effect of climate change. Heard the n | |
| | |
|
|
|
