Across
1
Height above sea level
6
Largest hot desert in the world
7
Region surrounding the North Pole
9
Goods sold to another country
Down
2
Large area covered with trees
3
Mountain that can erupt with lava
4
Long-term weather patterns of an area
5
Cold treeless Arctic plain
8
Body of water surrounded by land
10
Low-lying land surrounded by higher ground
11
Large slow-moving mass of ice