Across
1
Large natural stream of water
2
Total number of people in an area
3
City that is seat of government
4
Landform where river meets the sea
9
Goods sold to another country
10
Chain or group of islands
11
Large area covered with trees
Down
2
Largest ocean on Earth
5
Ocean between Americas and Europe/Africa
6
Region near the equator
6
Region between the two tropic lines
7
Region surrounding the North Pole
8
Land surrounded by water on three sides
12
Half of the Earth
13
Cold treeless Arctic plain