Across
1
Where river meets the sea
5
Region near the equator
6
Flat grassland in tropical regions
7
Physical features of land
8
Chain or group of islands
9
Vast body of salt water
12
Region surrounding the North Pole
Down
2
Long-term weather patterns of an area
3
Flat elevated area of land
4
Mountain that can erupt with lava
10
Goods sold to another country
11
Large area covered with trees
13
Deep narrow valley with steep sides