Across
1
Cold treeless Arctic plain
5
Large natural stream of water
6
Region surrounding the North Pole
7
Line dividing two countries
8
Distance east or west of prime meridian
9
Where river meets the sea
Down
2
Narrow sea inlet between cliffs
3
Large area covered with trees
4
Long-term weather patterns of an area
6
Ocean between Americas and Europe/Africa
10
Large body of water partly enclosed by land