Explaining Dry Valleys on the Jurassic Coast
Linked below is a technical article dealing with the geology of the Jurassic Coast, but if this child can learn something from it, so can you. Since such articles are written more for people with scientific backgrounds than for folks like us, they contain specialized language. One is geomorphology , the study of changes in land features ( geo and morph ). The predominant word periglaciation was new to me so I had to look it up . It involves permafrost areas, and uniformitarian (slow and gradual processes over long periods of time) geologists believe that periglaciation, which is the freezing, thawing, and land-shaping that occurred around glaciers, may have formed the dry valleys of the Jurassic Coast. Jurassic Coast, Dorset; Pixabay / Roman Grac Dry valleys are dry. That is, no rivers flow through them. Secular scientists expect rivers to carve out valleys over long periods of time. They have twenty possible explanations for the dry valleys. Periglaciation is the one they like bes