Across
1
Cold treeless Arctic plain
4
Half of the Earth
5
Piece of land jutting into the sea
6
Imaginary line around the middle of Earth
8
Largest hot desert in the world
9
Wearing away of land by water or wind
11
Chain or group of islands
12
Land surrounded by water on three sides
14
Area where water covers the soil
Down
2
Height above sea level
3
Tool for finding directions
4
Raised area of land, smaller than a mountain
7
Goods sold to another country
10
Low area between mountains
13
Flat grassland in tropical regions