The second photography: the desertification
This environmental problem occurs principally because of soil erosion.
This environmental problem occurs principally because of soil erosion.
 |  Environmental problems |
 |  |  |
 Mademoiselle Marcie (18)
 busuu Challenge You and Mademoiselle Marcie will have to complete 3 units in 24 hours in order to win 50 busuu-berries  !Remember, doing a busuu Challenge requires a bet of 50 busuu-berries, so make it count! busuu Challenge Mademoiselle Marcie just accepted your challenge! Go!busuu Challenge Sorry, Mademoiselle Marcie didn’t accept your challenge! Why not challenge someone else? Go to Challenge areabusuu Challenge We sent an email to Mademoiselle Marcie! Mademoiselle Marcie has 24 hours to accept and start your challenge! Remember you can only challenge one user at a time! |
|
Thu, 01/24/2013 - 03:37
 moralescesar (43)
 busuu Challenge You and moralescesar will have to complete 3 units in 24 hours in order to win 50 busuu-berries !Remember, doing a busuu Challenge requires a bet of 50 busuu-berries, so make it count! busuu Challenge moralescesar just accepted your challenge! Go!busuu Challenge Sorry, moralescesar didn’t accept your challenge! Why not challenge someone else? Go to Challenge areabusuu Challenge We sent an email to moralescesar! moralescesar has 24 hours to accept and start your challenge! Remember you can only challenge one user at a time! |
is very good! |
| 24/01/2013 02:37 | 0 |
Choose one of the photographs and explain the possible causes that this natural disaster may have.