This happened around April 12th or 13th,
https://www.youtube.com/watch?v=OAU7C4L8XUs
https://www.youtube.com/watch?v=XLl9bik7rVs
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Opinion | Fighting to Save America’s Bats
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Opinion | Fighting to Save America’s Bats
Scientists are waging a frustrating war against a disease that is wiping out
bat populations and costing agricul... | |
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Here is an Opinion piece
The latest Underwater Speleology, magazine of the NSS Cave Diving Section, has
a photo of a diver using an NMemo surveying tool created by Sebastian Kister
for cave-diving surveys. Anybody know anything about it? Google has lots of
hits, but they are all either about a soccer player or an intera
I found some YouTube videos. Try https://www.youtube.com/watch?v=osyNNjvRV0A
The first one shows a black box that rides on the guideline and measures
the distance and bearing, I guess, recording it. There's an LED screen.
Let's go try it! (Well, I wish. Can't dive.)
*William R. (Bill) Elliott*
