| He named the Channeled Scablands, with its catastrophically water-carved coulees, dry waterfalls, potholes and huge erratic boulders. |
| The Missoula Floods of Oregon and Washington states were also caused by breaking ice dams, resulting in the Channeled Scablands. |
| The Channeled Scablands in Southern British Columbia and Washington State is an example of a steppe region in North America outside of the Great Plains. |
| Examples can be seen in the flood regions result from glacial Lake Missoula, which created the channeled scablands in the Columbia Basin region of eastern Washington. |
| Good examples of these structures can be found in the Channeled Scablands of eastern Washington, an area heavily eroded by the Missoula Floods. |
| Bretz presented a paper suggesting that the Channeled Scablands in eastern Washington were eroded catastrophically. |
