Earth Science Guy
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Friday, December 5, 2025
#58 - SNOTEL sites save many trips to high, cold places.
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Map courtesy of Natural Resources and Conservation Service The dots on this map mark the locations of automated stations that measure how ...
Thursday, December 4, 2025
#60 - The Famous Egg Mountain Fossil Site near Choteau, Montana
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Diagram courtesy of Montana Geologic Road sign program. A revolutionary discovery . . . There have been some extraordinary dinosaur disc...
#61 - Montana's Chinook Zone
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Above: The area outlined in white is where Chinook winds are most common in Montana. Strange winter warmth . . . In Great Falls on J...
#62 - Canyon Ferry Dam on the Missouri River
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This photo shows Canyon Ferry Dam and Reservoir, 13 miles northeast of Helena. The dam was built by the Bureau of Reclamation on the Missour...
Wednesday, December 3, 2025
#63 - Satellite View of Montana at Night
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Last one out of town shut the lights off! This enhanced satellite view shows the distribution of nighttime lights across Montana. Can you...
#64 - Jupiter's Four Large Moons
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Grab your binoculars. . . Many of those bright points of light that we call "stars" are not stars at all. Some are planets, m...
#65 - Which town has the coldest winters?
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A dubious distinction . . . The map shows the location of four small towns known for their especially cold winter temperatures. Quite often...
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