Across
1
Landform where river meets the sea
3
Large body of water partly enclosed by land
5
Flat grassland in tropical regions
8
Region between the two tropic lines
10
Total number of people in an area
11
Deep narrow valley with steep sides
Down
2
Body of water surrounded by land
4
Land surrounded by water
6
Where river meets the sea
7
Ocean between Americas and Europe/Africa
9
Region near the equator