Across
1
Flat grassland in tropical regions
5
Wearing away of land by water or wind
8
Largest ocean on Earth
9
Long-term weather patterns of an area
10
Low-lying land surrounded by higher ground
Down
2
Cold treeless Arctic plain
3
Seasonal heavy rainfall
4
Visual representation of an area
6
Mountain that can erupt with lava
7
Ridge of rock or coral near the surface
11
Chain or group of islands
12
Distance east or west of prime meridian
13
Dry land with little rainfall