This data contains the survey responses used to explore the safety and user perceptions of auxiliary bike lanes as posed in “SPR869 – Safety and User Perceptions of Auxiliary Bike Lanes.” Data includes two datasets corresponding to each survey by user perspective: drivers and cyclists. In each data set are...
Archaeological investigations at the Cooper's Ferry site in Western Idaho have recovered cultural remains dating to 16,000 years ago, suggesting the oldest human occupation recorded in North America. However, many archaeologists have argued the initial peopling of North America occurred no earlier than the opening of an ice-free corridor between...