GeoJuv
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juvmcburst.bsky.social
GeoJuv
@juvmcburst.bsky.social
Geology, climate, speleothems, caves, fires... And other forms of boredom advertised as poetry.
These molecules reveal centennial-scale peaks in wildfire activity between 18,000 and 15,000 years ago associated with prolonged intervals of decreased moisture and regionally high proportions of arid herbs and shrubs.
July 11, 2025 at 1:53 AM
Polycyclic aromatic hydrocarbons (PAHs) are produced by burning vegetation are transported from overlying soil to cave by drip water, where they become trapped within the stalagmite as it grows. PAHs are a wildfire activity proxy that is complementary to (the relatively) limited charcoal records.
July 11, 2025 at 1:53 AM
Jon and I used trace organic molecules within a stalagmite from the California foothills to shed light on the role of climate change in shaping wildfire dynamics in the central Sierra Nevada through the last deglaciation.
July 11, 2025 at 1:53 AM
For those of you watching from home, you're going to need one of these, and a years' supply of kernels.
June 5, 2025 at 9:52 PM
May 10, 2025 at 6:37 PM
Sci-fi taught me how to spot fascism.
March 9, 2025 at 12:38 PM
Yours has a snout, mine has ears... So much ears.
February 11, 2025 at 4:03 PM
It's so irresponsible of them, it's the kiss of death. With no real plan on how to make the uni attractive, and only deal with immediate deficit, there's no hope for Sonoma. Sure, you can save $X now, this fiscal year, but if you'd ever want to revive programs it'll cost you $X^2 and take a decade.
January 23, 2025 at 8:21 PM
How we thought AI would end us, and how it really happened...
January 10, 2025 at 5:50 PM
My cat is 15 years old and is showing no signs of slowing down. He was impaled in 2019 and had kidney failure in 2015, yet he still wakes up every day at 5am, roams the neighborhood like a monarch, eats the neighbors' cat snacks and falls asleep on the living room sofa.

Is my cat prof. emeriti?
December 13, 2024 at 4:31 PM
זה אחרי ישיבה עם מקנזי?
November 5, 2024 at 4:50 PM