Category Archives: Earth Science

Underground Water Along the Creek

In 2018 and 2019 we had record total rainfalls, but this year it’s been dry. That gives us a window on how water is stored underground and how that water interacts with vegetation, topography, and surface water in sloughs, springs … Continue reading

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Exposing Artifacts

Six generations of kids have hunted for arrowheads and buffalo bones along Kanaranzi Creek. But, in the last two or three years it seems like the high water levels have opened up a treasury of cultural resources. An archaeological survey … Continue reading

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Place-Based Stacked Experiences

That’s a weird title! It’s trying to communicate that some places seem to host multiple experiences that don’t seem to be related. But, sometimes these “coincidences” have a common thread, other than sharing a specific location. This picture taken in … Continue reading

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Battling Brome

Prairie restoration programs often involve attempts to eradicate or at least limit smooth brome. This invasive, non-native, cool season grass is a vigorous sod-maker that usually expands to turn a pasture into essentially a monoculture. I understand why the restoration … Continue reading

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Prehistoric Corn Cobs

As Kanaranzi Creek erodes away the steep banks on the outer edges of meander loops, archaeological “treasures” continue to emerge and be deposited on adjacent sand bars. We think that’s what happened at the site described in the post of … Continue reading

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Oxbow Mystery

OXBOW MYSTERY When a channel cuts through the steep bank in a meander loop there’s a distinctive landform produced called an “oxbow”. This blog has a number of posts describing our oxbow because it’s a cool complex of unique small … Continue reading

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Native Americans Along the Creek

Last week’s post described some “treasures” that our grandkids have discovered in the pasture down along Kanaranzi Creek. Some of the artifacts and bones that they found near circular vegetation patches seemed to warrant input from professional archaeologists. That input … Continue reading

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Artifacts, Bones, and Cache Pits

For six generations, the children in our family have looked for adventure down in the pasture along Kanaranzi Creek. And, they’ve found it: fishing and hunting, building rafts and shacks, picking up unique rocks and shells, and picking wild plums … Continue reading

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Landslides Behind Our House

The first job that I had out of graduate school was mapping landslides. The Federally funded project was administrated by the South Dakota Geological Survey and was focused initially on the Interstate 90 right-of-way at the Missouri River crossing in … Continue reading

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Channel Bank Erosion

The Kanaranzi Creek has had sustained flows at high water levels over much of the past two years. As a result, very active erosion has exposed a whole variety of features. This is a view of the high channel bank … Continue reading

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