Across
1
Goods brought in from another country
5
Flat grassland in tropical regions
7
Region surrounding the North Pole
9
Large body of water partly enclosed by land
11
Cold treeless Arctic plain
12
Mountain that can erupt with lava
13
Vast body of salt water
14
Where river meets the sea
Down
2
Long-term weather patterns of an area
3
Largest hot desert in the world
4
Region between the two tropic lines
6
Distance east or west of prime meridian
8
One of seven major landmasses
10
Narrow sea inlet between cliffs
15
Imaginary line around the middle of Earth