Across
1
Wearing away of land by water or wind
2
Large body of water partly enclosed by land
5
Region near the equator
7
Cold treeless Arctic plain
9
Distance north or south of equator
10
Raised area of land, smaller than a mountain
11
Region surrounding the North Pole
12
Goods sold to another country
Down
2
Large slow-moving mass of ice
3
One of seven major landmasses
4
Region between the two tropic lines
6
Flat grassland in tropical regions
8
Chain or group of islands