Editing Gjerdrum (section)

==History==
Gjerdrum was established as a municipality on 1 January 1838 (see [[formannskapsdistrikt]]).

[[Store norske leksikon]] says that artefacts indicate that humans have lived in Gjerdrum since [[Ancient history|ancient times]]; furthermore the names of places also indicate the same.<ref>https://snl.no/Gjerdrum "Gjerdrum var tidlig bosatt, noe både oldtidsfunn og stedsnavnene vitner om"</ref>

===2020 landslide===
{{Main|2020 Gjerdrum landslide}}
On 30 December 2020 a [[quick clay]] [[landslide]] occurred in the village of Ask<ref>[https://www.smp.no/ntb/innenriks/2021/01/01/Helsevesenet-om-Gjerdrum-skredet-%E2%80%93-Vi-har-fortsatt-tro-p%C3%A5-%C3%A5-finne-overlevende-23251825.ece Helsevesenet om Gjerdrum-skredet: – Vi har fortsatt tro på å finne overlevende] ''tr. "The health service about the Gjerdrum landslide: - We still believe in finding survivors"'' 1 January 2021 ''www.smp.no'', accessed 2 January 2021</ref> within Gjerdum municipality. 10 people died.<ref>[https://www.vg.no/nyheter/innenriks/i/R96ozr/en-person-funnet-doed-i-skredomraadet Én person funnet død i skredområdet] ''tr. "One person was found dead in the landslide area"'' 1 January 2021 ''www.vg.no'', accessed 2 January 2021</ref> The slide measured {{convert|700|by|300|m}}, injured 10 people (including one seriously), left 10 unaccounted for and led to 1,000 being evacuated from the village, with several homes having been destroyed in the slide.<ref name=bbc-gjerdrum-landslide>{{Cite news|title=Norway landslide: Houses buried in Gjerdrum village near Oslo|url=https://www.bbc.com/news/world-europe-55484627|date=30 December 2020|access-date=30 December 2020|publisher=[[BBC News]]}}</ref>