Across
1
Region near the equator
4
Height above sea level
5
Seasonal heavy rainfall
7
Goods sold to another country
9
Cold treeless Arctic plain
10
Chain or group of islands
12
Large slow-moving mass of ice
Down
2
Half of the Earth
3
Large natural stream of water
6
Distance north or south of equator
8
Largest river in South America
11
Area where water covers the soil
13
Wearing away of land by water or wind