The UW team recently published an overview paper looking at where river terraces have formed worldwide over the past 4,000 years. The authors showed that in many cases, river terrace formation ...

Fluvial terraces are former riverbeds abandoned as a result of channel incision and lateral erosion. They form stair-like sequences of flat surfaces perched above the active channel and record pulses ...

Logging activity a century ago on a Washington river caused the bedrock to erode, creating a new terrace. The authors believe such large-scale, human-caused erosion may be widespread. Geologic time is ...