which forms at the edge of a glacier at the valley side. Erratics are boulders carried by ice, often for many kilometres, and deposited in areas of completely different rock type. Outwash plains ...
Coastal outwash prairies are a highly endangered ecosystem scattered along the Pacific coast from southern British Columbia, Canada to the Willamette Valley of Oregon. Pacific Rim Institute (PRI), ...
当前正在显示可能无法访问的结果。
隐藏无法访问的结果