Across
1
Region surrounding the North Pole
3
Where river meets the sea
4
Cold treeless Arctic plain
6
Deep narrow valley with steep sides
7
Distance east or west of prime meridian
8
Dry land with little rainfall
10
Flat grassland in tropical regions
11
One of seven major landmasses
Down
2
Large natural elevation of earth
3
Goods sold to another country
5
City that is seat of government
9
Ocean between Americas and Europe/Africa
12
Total number of people in an area