Wetlands in a Dry Land

What counts as a wetland, especially in Australia, the driest inhabited continent on earth? In the name of agriculture, urban growth and disease control, humans have drained, filled or otherwise destroyed nearly 87 percent of the world's wetlands over the past three centuries. Only recently have wetlands been widely recognised as worth preserving for their diverse plants, animals, insects, and their human histories. Examining Australia's own Murray-Darling Basin, environmental historian Emily O'