-Due to the amount of sea ice has decreased. Make the north polar bears religion fall into a dangerous condition
- Insects may migrate to new areas, such as pine beetle could destroy the forests north of the United States.
. -Begin with woods grown in the plains area, where there are no trees on the North Pole, Canada's.
การแปล กรุณารอสักครู่..
![](//thimg.ilovetranslation.com/pic/loading_3.gif?v=b9814dd30c1d7c59_8619)