> In June 2017, a tsunami in northwest Greenland killed four people and washed away houses.
> What happened in Greenland last September "Once again demonstrates the ongoing destabilization of large mountain slopes in the Arctic due to amplified climate warming," said Paula Snook, a landslide geologist at the Western Norway University of Applied Sciences who was not involved in the study.
I think this is going to be ignored because it was contained to a small secluded area, it didn’t really affect anything
CagnusMartian on
Thought for sure clickbait but legit event, legit study and very interesting article.
CashFond on
That’s wild! A mega tsunami that big shaking the Earth for 9 days? Nature really knows how to put on a show.
MusicbyTony on
So when my wife said the earth moved for her…. wait what that wasn’t me ? 😮😄
WhenTardigradesFly on
it was not literally a 650-foot tall wave as the title suggests. 650 feet was the runup height, i.e. how high on the shore the wave sloshed up after it hit and momentum continued to carry it further.
> The dark discolored coastal regions in post‐tsunami Sentinel‐2 and Dove data suggest peak tsunami **runups** exceeding 200 m near the entry point and an average of ∼60 m along a 10 km long profile
10 Comments
Earth shattering
It’s terrifying I don’t know what is. Time to take climate change seriously before the planet’s vibrations start showing up in our own backyard. 🙁
Scientists had to figure out your mom fell down some stairs?
“While seiches are well-known, scientists previously had no idea they could last so long”
Helpful ‘sloshing in a bathtub’ metaphor for all us landlocked readers!
This is the best tl;dr I could make, [original](http://www.cnn.com/2024/09/13/climate/mega-tsunami-landslide-greenland-seismic-signal) reduced by 91%. (I’m a bot)
*****
> Eastern Greenland had never experienced a landslide and tsunami like this before, Svennevig said.
> In June 2017, a tsunami in northwest Greenland killed four people and washed away houses.
> What happened in Greenland last September "Once again demonstrates the ongoing destabilization of large mountain slopes in the Arctic due to amplified climate warming," said Paula Snook, a landslide geologist at the Western Norway University of Applied Sciences who was not involved in the study.
*****
[**Extended Summary**](http://np.reddit.com/r/autotldr/comments/1fftri1/scientists_have_solved_the_mystery_of_a_650foot/) | [FAQ](http://np.reddit.com/r/autotldr/comments/31b9fm/faq_autotldr_bot/ “Version 2.02, ~693808 tl;drs so far.”) | [Feedback](http://np.reddit.com/message/compose?to=%23autotldr “PM’s and comments are monitored, constructive feedback is welcome.”) | *Top* *keywords*: **Greenland**^#1 **Arctic**^#2 **year**^#3 **scientists**^#4 **study**^#5
I think this is going to be ignored because it was contained to a small secluded area, it didn’t really affect anything
Thought for sure clickbait but legit event, legit study and very interesting article.
That’s wild! A mega tsunami that big shaking the Earth for 9 days? Nature really knows how to put on a show.
So when my wife said the earth moved for her…. wait what that wasn’t me ? 😮😄
it was not literally a 650-foot tall wave as the title suggests. 650 feet was the runup height, i.e. how high on the shore the wave sloshed up after it hit and momentum continued to carry it further.
eta source: https://pubs.geoscienceworld.org/ssa/tsr/article/4/3/172/646242/The-16-September-2023-Greenland-Megatsunami
> The dark discolored coastal regions in post‐tsunami Sentinel‐2 and Dove data suggest peak tsunami **runups** exceeding 200 m near the entry point and an average of ∼60 m along a 10 km long profile