When land is too wet to be a desert and too dry for trees to grow...

The North American prairie is a place of extremes. Scorching summers...

Savannas are the world’s tropical grasslands, covering large areas of Africa and Australia

The pampas of South America developed differently from grasslands in the rest of the world

Stretching from Hungary in eastern Europe across China...

Just as water is vital to life, wetlands - areas covered by water...

Marshes are dominated by tallgrasses such as cattails and bulrushes

A swamp is a low-lying area blanketed with water and trees

Unlike swamps, which occur in warm, southern climates...

Estuaries exist in places where a river’s current meets an ocean’s tide

Rivers are cradles of civilization. The ancient societies of Mesopotamia...

Glossary of terms