Across
1
Large slow-moving mass of ice
5
Long-term weather patterns of an area
7
Largest ocean on Earth
8
Flat grassland in tropical regions
9
Distance east or west of prime meridian
Down
2
Deep narrow valley with steep sides
3
Chain or group of islands
4
Line dividing two countries
6
Where river meets the sea
7
Total number of people in an area
10
Steep rock face at edge of land
11
Land surrounded by water
12
Largest river in South America
13
One of seven major landmasses
14
Narrow sea inlet between cliffs