jade mining tailings massive land slide Myanmar dozens washed away watch the full 5 minutes you can see survivors swimming in it trying to save themselves from the fast flowing river if they survived. unlikely they probably drown after another few minutes
keep in mind when your dealing with large populations in both modern 1st world and agrarian 3rd world you get disaster tourists in both those who go toward tsunamis & land slides some of the videos you can see people laughing at the landslide as it kills people. mad world note additionally only recently despite government attempts in the previous USA administration to shut them down now developing are satellites that can scan these things but land is huge money and equally land boundary and ownership issues connects to government core housing policy proper satellite use could scan these areas and rate their risks then move the citizens to new land given to them for free where they can have a new house built for them for free which political groups would oppose that ? so you can clearly see there is massive money invested in making sure these events cant be predicted all for cash but the science is right there waiting to be used & in some cases its in orbit being used for other things 100% ! quick note your original video land slip slow slide etc northern European countrys including Russia will probably face this issue as land melts and causes water layers to be created under semi-flat areas where water may build up as permafrost melts considerably damaging when matched with key buildings placed on flat areas fuel tanks electrical systems supply buildings etc having a few hectares move side sways several meters while looking magical would cut and destroy critical infrastructure which may have a vast area of critical reliance on in more wider land areas specifically colder climate zones remember the usa government and republican party and its leaders have been spending tens of millions of dollars to claim climate change is fake.
Fascinating excellent documentary by PBS on Oso Land Slide In 2014, a wall of mud engulfed Highway 530 in Snohomish County killing 43 people. PBS landslide documentary USA worst land slide https://www.pbs.org/video/-close-voices-oso-landslide/ https://ascelibrary.org/doi/10.1061/(ASCE)GT.1943-5606.0001920 stratigraphy Please Register or Log in to view the hidden image! this is the geology (MUST WATCH) this is the specialist scientist who studied it he explains it in detail in the PBS documentary this is the short of him explaining the basics of the landslide if you don't want all the back story of the over all event PBS ink goes to the PBS documentary which is exceptionally good