Across
1
Total number of people in an area
8
Land surrounded by water on three sides
9
Mountain that can erupt with lava
10
Goods sold to another country
13
Region surrounding the North Pole
Down
2
Chain or group of islands
3
Goods brought in from another country
4
Distance north or south of equator
5
Flat grassland in tropical regions
6
Large natural stream of water
7
Cold treeless Arctic plain
11
Vast body of salt water
12
Large slow-moving mass of ice