Across
1
Dry land with little rainfall
5
Wearing away of land by water or wind
6
Large slow-moving mass of ice
8
Large natural elevation of earth
10
Cold treeless Arctic plain
Down
2
Land surrounded by water
3
Goods sold to another country
4
Large area covered with trees
7
Long-term weather patterns of an area
9
Where river meets the sea
11
Tool for finding directions
12
Region near the equator