Category: Geology
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Rockfall Reshapes Iconic Half Dome Climb
A massive sheet of rock has fallen from the vertical face of Half Dome, making one of the most popular routes attempted by climbers in North America even more challenging.
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The Mystery of Tuolumne Meadows
If you’ve never been to Tuolumne Meadows then you’re missing out on one of the best parts of Yosemite, in my opinion. It’s a broad, grassy valley surrounded by sharp, knife-edged peaks and domes that makes for some very beautiful scenery. But it’s always been a bit of a mystery how the meadow and the…
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Photo of the Day: Olmsted Point by Kazuo Murata
There’s science here!
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The Lyell Glacier has Stopped Moving
Conspiracy theorists will yell “there’s no such thing”, while climatologists are saying “I told you so” but for whatever reason, climate change or what-have-you, the The Lyell Glacier, the largest glacier in Yosemite National Park, has stopped moving.
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YNN 20: Granite is Out!
Check out the latest installment of Yosemite Nature Notes titled Granite!
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Robbers Heist Local Mariposa Museum in Attempt on Giant Gold Nugget
Investigators are looking for a pair of hooded bandits who threatened workers at the California Mining and Mineral Museum in Mariposa just outside the park on Friday and absconded with an estimated $2 million in gold and precious gems.
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Small Rockfall Makes Noise, Not A Lot of Damage
At about 12:40pm on Saturday, September 9, 2011, a small rockfall occurred from above the Lower Yosemite Falls Amphitheater, impacting near the viewing platform at the bridge across Yosemite Creek. The rockfall originated from a forested ledge just below the Upper Yosemite Falls trail and consisted of a block about 4 cubic meters in volume,…
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Slip Sliding Away
Garry Hayes, my former Geology professor, was on his way to Yosemite for a relaxing day off and caught a small rockslide along Highway 140 on video
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They Made Yosemite – Glaciers! (video)
Come along with the crew of Yosemite Nature Notes as they explore the most influential force in the shaping of Yosemite – GLACIERS!
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Mono Lake: It’s Worth It
Although Mono Lake lies just down the hill from Yosemite’s eastern entrance and plays such an important role in the history of the Native Americans who lived in Yosemite, most visitors never take the time to experience what Mono Lake has to offe