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Jay Parrish

@kotranc.bsky.social

1.6K followers 1.4K following 760 posts

Geophysics, remote sensing, geobotany, art, humor. Buy “Jokes from the Backseat 1 &2” Guaranteed to make you laugh or it’s not funny. Do not obey in advance. Kotranc.com. King of the rocks and nobody cares

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Jay Parrish @kotranc.bsky.social · 17h

Breiðamerkurjökull glacier melting last week

Reposted by Jay Parrish

Expletive Deleted @poteauthe11th.bsky.social · 20h

Violent insurrectionists? #NoKings rally. (I see AMERICANS who ♥️ OUR Democracy) Lancaster PA

Jay Parrish @kotranc.bsky.social · 20h

Jay Parrish @kotranc.bsky.social · 20h

No kings, Lancaster PA

Jay Parrish @kotranc.bsky.social · 1d

HCR again makes it all relatable

open.substack.com/pub/heatherc...

October 17, 2025 (Friday)

On the morning of October 18, 1775, a small fleet of Royal Navy vessels opened fire on the seaport town that is now known as Portland, Maine.

open.substack.com

Jay Parrish @kotranc.bsky.social · 1d

Jay Parrish @kotranc.bsky.social · 1d

It’s still steaming,…

Jay Parrish @kotranc.bsky.social · 1d

I’ve posted humor, art, geophysics, geology, etc. and never had more than a mild reaction. But today I had a single word, pahoehoe, and a photo of it, and nearly 70 people thought it was worth looking at! Who knew that pahoehoe had such a fan club?
And I didn’t even tell the aa/pahoehoe joke.

Reposted by Jay Parrish

Jeff Sharlet @jeffsharlet.bsky.social · 2d

UK solidarity in advance of No Kings Day. George III.

Jay Parrish @kotranc.bsky.social · 1d

Jay Parrish @kotranc.bsky.social · 1d

Nope, that’s it!

Jay Parrish @kotranc.bsky.social · 1d

It’s all a matter of degree. How is a small contamination any safer? Nearly every source around us is contaminated

Jay Parrish @kotranc.bsky.social · 1d

Pahoehoe

Jay Parrish @kotranc.bsky.social · 2d

Jay Parrish @kotranc.bsky.social · 2d

Bonus lenticular cloud

Jay Parrish @kotranc.bsky.social · 2d

Dust blowing on glacial outwash

Jay Parrish @kotranc.bsky.social · 2d

Moss on lava, Kirkjubæjarklaustur

Jay Parrish @kotranc.bsky.social · 2d

This is phenomenal news a great new resource
www.linkedin.com/posts/gerald...

ASF and JPL collaborate on radar interferometry | Gerald Bawden posted on the topic | LinkedIn

Radar interferometry has been the domain of radar geeks using specialized software to measure subtle movements to land and ice surfaces until now. ASF created an on-demand capability using JPL’s ARIA ...

www.linkedin.com

Jay Parrish @kotranc.bsky.social · 2d

Ice cave, Breiðamerkurjökull glacier Note change in color and inclusions.

Cave of ice with white ice above and blue below. Volcanic ash is suspended in the ice.

Jay Parrish @kotranc.bsky.social · 3d

Lava flow deflection wall, Grindavik

Huge wall made of lava, bulldozed, cutting across landscape of older flow.

Jay Parrish @kotranc.bsky.social · 3d

Moss covered lava.

Rounded, bumpy terrain all green.

Jay Parrish @kotranc.bsky.social · 3d

250 coming up…

Jay Parrish @kotranc.bsky.social · 3d

Ice

Glacial ice on a black sand beach

Jay Parrish @kotranc.bsky.social · 3d

They make the flour black by adding burnt vegetable matter to the flour.

Literally black bread used in sandwiches.

Jay Parrish @kotranc.bsky.social · 3d

I’ve been around many lava flows but rarely been to termination of a flow. Here you can see how it cooled and stopped four years ago. Iceland.

The edge of a lava flow.