Mastodawn

The Great Raft was an enormous log jam or series of "rafts" that clogged the Red and Atchafalaya rivers in North America from perhaps the 12th century until its removal in the 1830s.
...
The Great Raft possibly began forming in the 12th century, or earlier.] It grew from its upper end, while decaying or washing out at the lower end. By the early 1830s, it spanned more than 160 miles (260 km).
https://en.wikipedia.org/wiki/Great_Raft

Great Raft - Wikipedia

Mike Perham 6d ago

Isaac Lyman 6d ago

A city passes the Bikedel Test if there are two safe and reliable ways to get where you’re going other than driving a car.

#biking #BikeTooter #cycling

Mike Perham Jun 8

Miss Gayle Jun 7

Anybody out there in GIS or urbanism or sustainability or transportation planning or any related field interested in taking over this server? I hate to have move again...but the owner is leaving mastodon.

#fediadmin #fedimods #sustainability #urbanism #bike #GIS #transportation #trains #walkability #Community

Mike Perham Jun 5

Aabra Mastodon, PDX stereotype Jun 5

Star Trek ride tonight, #portland #bikesummer loving fam. Steam those costumes, attach them ears, and RIDE. https://www.shift2bikes.org/calendar/event-21042

Mike Perham Jun 2

Dr. Katharine Hayhoe Jun 2

NASA’s iconic Goddard Institute for Space Studies—home to Jim Hansen and hundreds more scientists, creator of the GISS model and keeper of the global temperature record—has been evicted from its longstanding NYC office above the “Seinfeld” restaurant.

Why? The government told them to move out.

Mike Perham Jun 2

Another auto reviewer comes out swinging against the dangerously overpowered electric sedans like the Tesla S Plaid and Xiaomi SU7 Ultra. https://youtu.be/a3e3-osCNjc?si=3Varq3pub7d2-1Hn&t=1000 I’ve driven a Plaid and it’s not safe.

Xiaomi SU7 Ultra: We Drove The 1,550 HP Road Legal Terror

YouTube

Mike Perham May 31

Peter Gleick May 31

There are two previous historical cases of countries destroying their science and universities, crippling them for decades: Lysenkoism in the USSR and Nazi Germany. The Trump administration will be the third.
It's not just slashed budgets but destroyed research, institutions, expertise, and training the next generation.

Mike Perham May 31

iamBullivant May 31

From 31 May through 1 June 1921 the Tulsa Massacre took place. Deputized whites killed more than 300 African Americans. They looted and burned to the ground 40 square blocks of 1,265 African American homes, including hospitals, schools, and churches, and destroyed 150 businesses.

White deputies and members of the National Guard arrested and detained 6,000 Black Tulsans who were released only upon being vouched for by a white employer or other white citizen. 1/2

Mike Perham May 29

Tjeerd Royaards May 29

We are (deliberately) blind to the climate catastrophe that is slowly engulfing us. Cartoon from 2023.

#climatecrisis #lifestyle #blinders

Mike Perham May 27

David Roberts May 27

The real tragedy of young men today is not that they're being held back from success by a bunch of woke scolds. The real tragedy is that they're being told that success & happiness come through escaping all constraints, dominating & controlling others, & suppressing all vulnerability or weakness.

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