Plains Like Gran Chaco

Paraná Plain

Plain

6.61 Fair

Terai Plain

Plain

5.96 Mediocre

Sertão Plain

Plain

5.80 Mediocre

Caatinga Plain

Plain

5.80 Mediocre

Patos Lagoon Plain

Plain

5.52 Mediocre

Amazon Basin

Plain

8.79 Great

Pantanal

Plain

8.08 Great

Okavango Basin

Plain

7.87 Good

Ili-Balkhash Steppe

Steppe

7.82 Good

Mississippi Alluvial Plain

Plain

7.57 Good

Georgian Steppe (Kartli Plains)

Steppe

7.50 Good

Muyunkum Steppe

Steppe

7.27 Good

Punjab Plain

Plain

7.19 Good

Turanian Steppe

Steppe

7.19 Good

Amboseli Plain

Plain

7.19 Good

Pannonian Plain

Plain

7.19 Good

Kalahari Basin

Plain

7.16 Good

Chu Valley Steppe (Kyrgyzstan-Kazakhstan)

Steppe

7.08 Good

Interior Plains (Canada)

Plain

6.97 Fair

Turan Steppe

Steppe

6.90 Fair

Emin River Steppe (Xinjiang)

Steppe

6.90 Fair

Sahel

Plain

6.88 Fair

High Plains (USA)

Plain

6.83 Fair

Caspian Steppe

Steppe

6.70 Fair