Across
1
Region between the two tropic lines
3
Body of water surrounded by land
6
Seasonal heavy rainfall
8
Landform where river meets the sea
9
Cold treeless Arctic plain
10
Height above sea level
11
Wearing away of land by water or wind
12
Land surrounded by water on three sides
13
Largest river in South America
14
Where river meets the sea
Down
2
Large natural stream of water
3
Distance north or south of equator
4
Distance east or west of prime meridian
5
Flat grassland in tropical regions
7
One of seven major landmasses