Plains Like Volta Basin

Savé Valley

Plain

5.34 Mediocre

Benue Trough

Plain

4.88 Poor

Brahmaputra Plain

Plain

6.88 Fair

Orinoco Plains

Plain

6.67 Fair

Limpopo Basin

Plain

5.96 Mediocre

Accra Plain

Plain

5.04 Mediocre

Chindwin Plain

Plain

4.88 Poor

Salween Plain

Plain

4.60 Poor

Sittang Plain

Plain

4.60 Poor

Amazon Basin

Plain

8.79 Great

Ganges Plain

Plain

8.60 Great

Serengeti Plain

Plain

8.42 Great

Nile Valley

Plain

8.35 Great

Masai Mara Plain

Plain

8.11 Great

Ganga-Yamuna Doab

Plain

8.10 Great

Okavango Basin

Plain

7.87 Good

Chao Phraya Plain

Plain

6.92 Fair

Rhine Plain

Plain

6.88 Fair

Indo-Gangetic Plain

Plain

6.76 Fair

Central Plain of Thailand

Plain

6.72 Fair

Niger Delta Plain

Plain

6.72 Fair

Aburi Botanical Gardens

Botanical Garden

6.50 Fair

Awadh Plain

Plain

6.44 Fair

Lowveld

Plain

6.42 Fair