Across
1
Imaginary line around the middle of Earth
5
Flat elevated area of land
6
Large natural elevation of earth
8
Long-term weather patterns of an area
9
Large area covered with trees
12
Largest hot desert in the world
Down
2
Height above sea level
3
Low-lying land surrounded by higher ground
4
Region near the equator
7
Half of the Earth
10
Land surrounded by water on three sides
11
Raised area of land, smaller than a mountain