Across
1
Cold treeless Arctic plain
3
Steep rock face at edge of land
4
Distance north or south of equator
8
Largest ocean on Earth
9
Region between the two tropic lines
10
Ridge of rock or coral near the surface
11
Long-term weather patterns of an area
13
Flat elevated area of land
Down
2
Region surrounding the North Pole
5
Distance east or west of prime meridian
6
Area where water covers the soil
7
Large natural elevation of earth
12
Large slow-moving mass of ice
14
Large area covered with trees