Ice Ages Confirmed
Ice Ages Confirmed Alan Feuerbacher Up until about 1960, many pieces of the ice age puzzle were unexplained. Ice Ages: Solving the Mystery195 describes the situation: Once they had…
Evidence for Ice Ages Through 1960
Evidence for Ice Ages Through 1960 Alan Feuerbacher During the 19th century, one of the most influential geologists in promoting the idea that ice ages had occurred was Louis…
Summary of Ice Age Events
Summary of Ice Age Events Alan Feuerbacher The previous section on the Missoula floods showed what kinds of geological features are found in extensively flooded areas. This section will…
Documented Flooding in the Pacific Northwest
Documented Flooding in the Pacific Northwest Alan Feuerbacher I describe here a series of floods which occurred thousands of years ago in the Pacific Northwest of the United States.…
Traces of the Flood and the Ice Ages
Traces of the Flood and the Ice Ages Alan Feuerbacher The Society has said that much of the physical evidence that geologists interpret as due to the effects of…
The Mediterranean Was a Desert
The Mediterranean Was a Desert Alan Feuerbacher In the past three decades convincing evidence has been found that the Mediterranean Sea has completely dried up at least once, and…
Subduction Zones
Subduction Zones Alan Feuerbacher Subduction zones are areas where one tectonic plate plunges beneath another. Earthquakes cluster at the edge of the plunging plate, and its path into the…
Seafloor Spreading and Continental Drift
Seafloor Spreading and Continental Drift Alan Feuerbacher Mid-ocean ridges mark the position of spreading centers. Earthquakes are concentrated at these ridges, as well as at the transform faults that…
Volcanic Chains and Hotspot Tracks
Volcanic Chains and Hotspot Tracks Alan Feuerbacher Three independent lines of evidence point to similar age sequences and absolute ages in the Hawaii-Emperor Seamount volcanic chain. 1. Radioisotope dating…
Plate Tectonics
Plate Tectonics Alan Feuerbacher The science of plate tectonics is a relatively recent arrival in geology. It came to have wide acceptance among geologists during the 1960s and 1970s,…