Event label	Optional label	Method/Device	Abbreviation	O2A Registry URI	Date/Time	Latitude	Longitude	Elevation	Date/Time end	Latitude end	Longitude end	Elevation end	Comment
AK-Land_2022_NWAlaska_CSP22F_01	CSP22F	Terrestrial laser scanning (TLS)			2022-08-05T03:29:33	65.36708	-164.68221			65.36983	-164.67853		Thermoerosional gully
AK-Land_2022_NWAlaska_CSP22F_02	CSP22F	Terrestrial laser scanning (TLS)			2022-08-06T02:07:17	65.36674	-164.68334			65.36844	-164.67923		Drained thermokarst lake basin
AK-Land_2022_NWAlaska_CSP22F_03	CSP22F	Terrestrial laser scanning (TLS)			2022-08-06T02:59:02	65.36682	-164.68312			65.36902	-164.67817		Drained thermokarst lake basin
AK-Land_2022_NWAlaska_CSP22F_04	CSP22F	Terrestrial laser scanning (TLS)			2022-08-06T03:27:05	65.36682	-164.68308			65.36867	-164.67869		Drained thermokarst lake basin
AK-Land_2022_NWAlaska_BAP22H_01	BAP22H	Terrestrial laser scanning (TLS)			2022-08-14T04:14:11	66.78669	-162.52493			66.78842	-162.52160		Stabilized (vegetated) retrogressive thaw slump with active headwall
AK-Land_2022_NWAlaska_BAP22H_02	BAP22H	Terrestrial laser scanning (TLS)			2022-08-14T04:49:20	66.78669	-162.52471			66.78842	-162.52163		Stabilized (vegetated) retrogressive thaw slump with active headwall
BAP-B_2022		Uncrewed Aerial Vehicle	UAV		2022-08-15T00:00:00	66.91121	-162.40942			66.91858	-162.39785		
AK-Land_2022_NWAlaska_BAP22B_01	BAP22B	Terrestrial laser scanning (TLS)			2022-08-15T23:32:36	66.91084	-162.40278			66.91316	-162.39849		Gully
AK-Land_2022_NWAlaska_BAP22B_03	BAP22B	Terrestrial laser scanning (TLS)			2022-08-16T00:06:06	66.91263	-162.40577			66.91506	-162.39946		Gully
AK-Land_2022_NWAlaska_BAP22B_04	BAP22B	Terrestrial laser scanning (TLS)			2022-08-16T00:40:34	66.91574	-162.40708			66.91879	-162.40166		Open tundra
AK-Land_2022_NWAlaska_BAP22C_01	BAP22C	Terrestrial laser scanning (TLS)			2022-08-17T00:21:07	66.73028	-162.48465			66.73181	-162.47976		Inactive retrogressive thaw slump
AK-Land_2022_NWAlaska_BAP22C_02	BAP22C	Terrestrial laser scanning (TLS)			2022-08-17T03:32:43	66.73071	-162.48950			66.73234	-162.48333		Active retrogressive thaw slump
AK-Land_2022_NWAlaska_BAP22A_01	BAP22A	Terrestrial laser scanning (TLS)			2022-08-18T02:24:47	66.86453	-162.57209			66.86702	-162.56535		Ice wedge polygons
AK-Land_2022_NWAlaska_BAP22A_02	BAP22A	Terrestrial laser scanning (TLS)			2022-08-18T04:04:16	66.86432	-162.56723			66.86675	-162.56087		Partially drained lake and gully
AK-Land_2022_NWAlaska_BAP22D_01	BAP22D	Terrestrial laser scanning (TLS)			2022-08-19T01:30:36	66.57938	-162.00366			66.58049	-162.00007		Active retrogressive thaw slump
AK-Land_2022_NWAlaska_BAP22D_02	BAP22D	Terrestrial laser scanning (TLS)			2022-08-19T01:58:26	66.57992	-162.00529			66.58109	-162.00105		Inactive retrogressive thaw slump
CSP-F_2022		Uncrewed Aerial Vehicle	UAV			65.36681	-164.68430			65.36977	-164.67400