Across
1
Large slow-moving mass of ice
4
Visual representation of an area
6
Cold treeless Arctic plain
7
Height above sea level
8
Ridge of rock or coral near the surface
9
Land surrounded by water
10
One of seven major landmasses
12
Region between the two tropic lines
Down
2
Area where water covers the soil
3
Long-term weather patterns of an area
5
Half of the Earth
11
Large natural stream of water