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Posts by Drew Peltier

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🌲🌳 PhD opportunity: Forest Vulnerability to Hotter Droughts

Interested in forest ecosystems, climate extremes & tree stress resilience?

🎓 Dual PhD (KIT 🇩🇪 + Melbourne 🇦🇺)
🔬 Plant Ecophysiology Lab, Garmisch-Partenkirchen 🇩🇪
🌍 +1-year research stay 🇦🇺

👉 Apply here: t1p.de/g39co

5 days ago 19 20 2 0
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UW graduate student deported through SEA as protesters demand answers A union representing University of Washington graduate student workers says Kennedy Orwa’s student visa was rescinded without explanation.

Our PhD student Kennedy Orwa, who studies applications of AI to health care, was hastily deported today to Kenya along with his 13-year-old son without opportunity to speak to legal counsel.

King 5 reports that he held a valid visa that was rescinded without explanation.

1 week ago 4159 2282 87 113
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Drought a huge concern this summer. Palmer drought severity index (PDSI) by state for March 2026 had 6 states with their worst drought on record, with 22 others experiencing a top-10 worst drought. Only Michigan had an above-average lack of drought. From: www.ncei.noaa.gov/access/monit...

1 week ago 93 57 5 10

futurism.com/artificial-i...

Reposting this filter that turns google ai summary off. Has been life changing for me.

1 week ago 17 10 2 0

books: the rectangle that can’t send you push notifications. Try: books.

1 week ago 4063 871 30 33

Gantt chart? More like Cantt chart.

2 weeks ago 15 6 1 0
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Forest Service overhaul sows confusion, concern - High Country News In the Trump administration’s reorganization of the struggling agency, painful echoes of BLM’s past moves.

www.hcn.org/articles/for...

2 weeks ago 5 1 0 0
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If you use GitHub (especially if you pay for it!!) consider doing this *immediately*

Settings -> Privacy -> Disallow GitHub to train their models on your code.

GitHub opted *everyone* into training. No matter if you pay for the service (like I do). WTH

github.com/settings/cop...

3 weeks ago 2063 1508 91 136
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Saw this cool mariposa lily (?) complete with matching pollinator. And a lot of globe mallow.

4 weeks ago 8 0 0 0

Too many scientists are publishing generalized frameworks. In this study we present a novel framework for understanding generalized frameworks

1 month ago 40 2 4 0
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does anyone want to talk to me about frost rings?
-Why are they not shared within cores from the same tree?
-Are frost rings more likely in tree with recent insect defoliation?

1 month ago 4 1 0 0
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Striking signal for much above-normal temperatures across California, the Great Basin, northern Rockies and Desert Southwest from March 15-20. Temperatures will be more typical of summer than early spring (potentially 25 degrees above normal) in many areas and monthly records could be shattered.

1 month ago 211 96 10 28
Cover of The Dispossessed by Ursula Le Guin

Cover of The Dispossessed by Ursula Le Guin

Finished reading this wonderful novel this morning. Felt unintentionally timely.

1 month ago 3 0 0 0

There are some papers that do 13c, we cite two: Gaylord and Rissanen. And always possible Sue Trumbore has done something...

1 month ago 1 0 0 0

As a public service, I thought I'd offer a little constructive criticism of the most popular styles of bike racks, since it appears that the entities that manufacture and install these racks are clueless about the needs of actual bike riders.

1 month ago 336 103 18 31

Cannot change working directory

1 month ago 1 0 1 0

I always forget to tag 🌱🌎🧪

1 month ago 1 0 0 0
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Resin-based defenses in Pinus edulis are only reduced after long-term drought Abstract. Constrained carbon allocation toward secondary metabolites involved in chemical defense is a common explanation for widespread drought-related be

Trees can be killed by beetles during drought without obvious reductions in chemical defenses. Perhaps related: first measurements of D14C in exuded oleoresin (as far as I know) show resin C is up to 10 years old. academic.oup.com/treephys/art...

1 month ago 9 1 1 1
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Google with AI buttons

Google with AI buttons

Google without AI buttons

Google without AI buttons

I made a filterlist for uBlock Origin to remove Generative AI features on websites. Includes blocks for
* Google AI Summaries
* YouTube Ask button & chat summaries
* GitHub Copilot
* Facebook AI chat
* X's Grok buttons
* Deviantart DreamUp
* Booru AI images
* And more

github.com/Stevoisiak/S...

2 months ago 23491 11700 290 236
Tree ring image showing some notable drought years.

Tree ring image showing some notable drought years.

Plodding along through the 1950s

1 month ago 5 0 0 0
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My colleagues Calvin Farris (NPS) and Ellis Margolis (USGS) led a landmark study in paleofire reconstruction. In addition to showing that fire management can restore past fire regimes, the demonstrated methods are a first in dendrochronology. 1/6 esajournals.onlinelibrary.wiley.com/doi/10.1002/...

2 months ago 40 11 1 1
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More grim news about the West's snow drought:

🛰️ Lowest Feb. 1 snow cover in the satellite record (since 2001)

📉 Record-low Feb. 1 statewide snowpack in Oregon, Colorado, and Utah

⚠️ “A Dry, Warm January Leaves the West With the Worst Snowpack in Decades”

www.drought.gov/drought-stat...

2 months ago 6 5 0 0
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How tree rings help scientists understand disruptive extreme solar storms A study published this week shows that how trees store and use radiocarbon left over from ancient solar storms can tell scientists a lot about these ancient storms and help them refine estimates of…

Scientists have long relied on tree rings to learn about solar storms.

A Tansley review published this week shows that trees don’t all record this carbon in the same way. Understanding those differences is key to interpreting Earth’s history of space weather.

www.eurekalert.org/news-release...

2 months ago 11 3 1 0

this is so cool. the linked video is also wild

2 months ago 1 0 0 0
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Back in 2021, I was trying to make "SUP" dendro a thing for us wetland/coastal investigators. We hypothesize this pond was created by a fault scarp ~200 years ago, drowning the cedars, and changing the landscape of Bainbridge Island, WA! doi.org/10.1130/B383... #DendroDating #TreeHistory

2 months ago 9 2 0 0
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PostDoc position in #dendrochronology at U of Giessen (Germany) to work on medieval climate and societal changes in the Caucasus. Dream position: a great international team to work with, super research topic and amazing field sites. www.uni-giessen.de/de/ueber-uns... #PostdocJobs #AcademicJobs

2 months ago 9 9 0 0
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The cost of inaction The feds outlined their plans if states don’t reach a deal on Colorado River water. It’s a lot of bad options.

Great piece in AZ Water Agenda explaining options in draft EIS for managing Colo River water in drier future. Though I suspect future hydrology will be even worse than pictured, this may be drastic enough to finally get the attention of people here in AZ! azwateragenda.beehiiv.com/p/the-cost-o...

2 months ago 3 2 0 0
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wikipedia turns 25 today! the last unenshittified major website! backbone of online info! triumph of humanity! powered by urge of unpaid randos to correct each other! somehow mostly reliable! "good thing wikipedia works in practice, because it sure doesn't work in theory" - old wiki adage

3 months ago 12513 4013 95 304

Very spooky! Thx steve!

3 months ago 1 0 0 0
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Climate: A Factor in the Origin of the Pole Blight Disease of Pinus Monticola Dougl Measurements of cores or disc samples representing slightly more than 76,000 annual rings from 336 western white pine tree were compiled to obtain a set of deviations from normal growth of healthy tr...

Anybody know why there are no P monticola (western white pine) data on the ITRDB? There are some older studies (doi.org/10.2307/1934...). Are they just mixed up with sugar pine?

@firescar.bsky.social @acsank.bsky.social @rmtrr.bsky.social @thetreecorener.bsky.social

3 months ago 3 0 2 0