You are browsing the archive for John P. Bluemle Archives - Terra Central.
1 May 2011
Iceberg Drag Marks on the Bottom of Glacial Lake Agassiz
The linear streaks shown on the aerial photograph to the right are believed to have been gouged by icebergs dragging on the bottom of wind swept Glacial Lake Agassiz. The streaks (Lat. 48 50′ 45″ N; Lon. 97 16′ 30″ W) are up to several miles long, hundreds of feet wide and several feet deep. Glacial Lake Agassiz, named after the 19th Century naturalist Louis Agassiz, was the largest of …
14 March 2010
More Sandbags: Fargo-Moorhead Braces for Major Flood
For the second year in a row, soils, geomorphology, and snowpack set up a major flood risk. The Red River of the North has “issues” that tend to make life “interesting” for those who live near it and depend on it. The Red is a fairly small river in a large watershed. The Red River Valley is not really a river valley at all, but a broad, flat lake bottom …
John Freeland earned a PhD in Soil Science (Pedology) at North Dakota State University and is a consultant working in the private sector. He has published soils research and taught at the high school and college levels. John is interested in wetlands, soil genesis, science communication, the intersection of art and science, and soil-water-landscape processes. John lives near the Ohio-Michigan border and plays bass in multiple music projects.