Across
1
Seasonal heavy rainfall
5
Vast body of salt water
6
Ocean between Americas and Europe/Africa
7
Wearing away of land by water or wind
11
Land surrounded by water on three sides
12
Largest river in South America
Down
2
Total number of people in an area
3
Where river meets the sea
4
Flat grassland in tropical regions
8
Long-term weather patterns of an area
9
Visual representation of an area
10
Land surrounded by water
13
Largest ocean on Earth