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| f | 1 | { | f | 1 | { |
| 2 | "Creator": "Steven V. Kokelj, Justin Kokoszka, Jurjen van der | 2 | "Creator": "Steven V. Kokelj, Justin Kokoszka, Jurjen van der | ||
| 3 | Sluijs, Ashley C. A. Rudy, Jon Tunnicliffe, Sarah Shakil, Suzanne E. | 3 | Sluijs, Ashley C. A. Rudy, Jon Tunnicliffe, Sarah Shakil, Suzanne E. | ||
| 4 | Tank, and Scott Zolkos", | 4 | Tank, and Scott Zolkos", | ||
| 5 | "author": null, | 5 | "author": null, | ||
| 6 | "author_email": null, | 6 | "author_email": null, | ||
| 7 | "creator_user_id": "3d05e0de-1423-4655-b300-645717582c74", | 7 | "creator_user_id": "3d05e0de-1423-4655-b300-645717582c74", | ||
| 8 | "description": "", | 8 | "description": "", | ||
| 9 | "funding_program": "", | 9 | "funding_program": "", | ||
| 10 | "geographic_range": [ | 10 | "geographic_range": [ | ||
| 11 | "NWT" | 11 | "NWT" | ||
| 12 | ], | 12 | ], | ||
| 13 | "groups": [], | 13 | "groups": [], | ||
| 14 | "id": "648e1c53-d67d-4689-9a13-3eead94e4c96", | 14 | "id": "648e1c53-d67d-4689-9a13-3eead94e4c96", | ||
| 15 | "isopen": false, | 15 | "isopen": false, | ||
| 16 | "license_id": "GNWT", | 16 | "license_id": "GNWT", | ||
| 17 | "license_title": "Open Government Licence - Northwest Territories", | 17 | "license_title": "Open Government Licence - Northwest Territories", | ||
| 18 | "license_url": | 18 | "license_url": | ||
| 19 | tps://www.gov.nt.ca/en/open-government-licence-northwest-territories", | 19 | tps://www.gov.nt.ca/en/open-government-licence-northwest-territories", | ||
| 20 | "local_relevance": "This study helps to understand the impacts of | 20 | "local_relevance": "This study helps to understand the impacts of | ||
| 21 | thaw slumps on streams, which is important in the NWT where thaw | 21 | thaw slumps on streams, which is important in the NWT where thaw | ||
| 22 | slumps are becoming more prevalent.", | 22 | slumps are becoming more prevalent.", | ||
| 23 | "maintainer": null, | 23 | "maintainer": null, | ||
| 24 | "maintainer_email": null, | 24 | "maintainer_email": null, | ||
| 25 | "metadata_created": "2024-02-01T16:45:59.386432", | 25 | "metadata_created": "2024-02-01T16:45:59.386432", | ||
| n | 26 | "metadata_modified": "2024-02-01T16:47:37.888283", | n | 26 | "metadata_modified": "2024-02-01T16:47:38.029461", |
| 27 | "metatags": "Permafrost,Thaw | 27 | "metatags": "Permafrost,Thaw | ||
| 28 | Slumps,Streams,Thermokarst,Hydrology,Research", | 28 | Slumps,Streams,Thermokarst,Hydrology,Research", | ||
| 29 | "modified_date": "2021-07-06", | 29 | "modified_date": "2021-07-06", | ||
| 30 | "name": | 30 | "name": | ||
| 31 | "thaw-driven-mass-wasting-couples-slopes-with-downstream-systems", | 31 | "thaw-driven-mass-wasting-couples-slopes-with-downstream-systems", | ||
| 32 | "notes": "In this study we quantify thaw slump enlargement, | 32 | "notes": "In this study we quantify thaw slump enlargement, | ||
| 33 | investigate thermokarst impacts, and map the propagation of effects | 33 | investigate thermokarst impacts, and map the propagation of effects | ||
| 34 | through hydrological networks draining permafrost terrain.", | 34 | through hydrological networks draining permafrost terrain.", | ||
| 35 | "num_resources": 1, | 35 | "num_resources": 1, | ||
| 36 | "num_tags": 6, | 36 | "num_tags": 6, | ||
| 37 | "organization": { | 37 | "organization": { | ||
| 38 | "approval_status": "approved", | 38 | "approval_status": "approved", | ||
| 39 | "created": "2023-11-27T15:29:16.450990", | 39 | "created": "2023-11-27T15:29:16.450990", | ||
| 40 | "description": "", | 40 | "description": "", | ||
| 41 | "id": "76bec39b-e0d4-4f47-8eb8-0a7e4a6698f3", | 41 | "id": "76bec39b-e0d4-4f47-8eb8-0a7e4a6698f3", | ||
| 42 | "image_url": "", | 42 | "image_url": "", | ||
| 43 | "is_organization": true, | 43 | "is_organization": true, | ||
| 44 | "name": "academic-journal", | 44 | "name": "academic-journal", | ||
| 45 | "state": "active", | 45 | "state": "active", | ||
| 46 | "title": "Academic Journal", | 46 | "title": "Academic Journal", | ||
| 47 | "type": "organization" | 47 | "type": "organization" | ||
| 48 | }, | 48 | }, | ||
| 49 | "owner_org": "76bec39b-e0d4-4f47-8eb8-0a7e4a6698f3", | 49 | "owner_org": "76bec39b-e0d4-4f47-8eb8-0a7e4a6698f3", | ||
| 50 | "private": false, | 50 | "private": false, | ||
| 51 | "relationships_as_object": [], | 51 | "relationships_as_object": [], | ||
| 52 | "relationships_as_subject": [], | 52 | "relationships_as_subject": [], | ||
| 53 | "release_date": "2021-07-06", | 53 | "release_date": "2021-07-06", | ||
| 54 | "resources": [ | 54 | "resources": [ | ||
| 55 | { | 55 | { | ||
| 56 | "cache_last_updated": null, | 56 | "cache_last_updated": null, | ||
| 57 | "cache_url": null, | 57 | "cache_url": null, | ||
| 58 | "created": "2024-02-01T16:47:37.908434", | 58 | "created": "2024-02-01T16:47:37.908434", | ||
| 59 | "datastore_active": false, | 59 | "datastore_active": false, | ||
| 60 | "datastore_contains_all_records_of_source_file": false, | 60 | "datastore_contains_all_records_of_source_file": false, | ||
| 61 | "description": null, | 61 | "description": null, | ||
| 62 | "format": "", | 62 | "format": "", | ||
| 63 | "hash": "", | 63 | "hash": "", | ||
| 64 | "id": "ae02d15b-8c17-4e83-81f5-474d8000fbbd", | 64 | "id": "ae02d15b-8c17-4e83-81f5-474d8000fbbd", | ||
| 65 | "last_modified": null, | 65 | "last_modified": null, | ||
| n | 66 | "metadata_modified": "2024-02-01T16:47:37.895284", | n | 66 | "metadata_modified": "2024-02-01T16:47:38.036019", |
| 67 | "mimetype": null, | 67 | "mimetype": null, | ||
| 68 | "mimetype_inner": null, | 68 | "mimetype_inner": null, | ||
| 69 | "name": "Thaw-driven mass wasting couples slopes with downstream | 69 | "name": "Thaw-driven mass wasting couples slopes with downstream | ||
| 70 | systems, and effects propagate through Arctic drainage networks", | 70 | systems, and effects propagate through Arctic drainage networks", | ||
| 71 | "package_id": "648e1c53-d67d-4689-9a13-3eead94e4c96", | 71 | "package_id": "648e1c53-d67d-4689-9a13-3eead94e4c96", | ||
| 72 | "position": 0, | 72 | "position": 0, | ||
| 73 | "resource_type": null, | 73 | "resource_type": null, | ||
| 74 | "size": null, | 74 | "size": null, | ||
| 75 | "state": "active", | 75 | "state": "active", | ||
| 76 | "url": "https://tc.copernicus.org/articles/15/3059/2021/", | 76 | "url": "https://tc.copernicus.org/articles/15/3059/2021/", | ||
| 77 | "url_type": null | 77 | "url_type": null | ||
| 78 | } | 78 | } | ||
| 79 | ], | 79 | ], | ||
| t | 80 | "state": "draft", | t | 80 | "state": "active", |
| 81 | "summary": "The intensification of thaw-driven mass wasting is | 81 | "summary": "The intensification of thaw-driven mass wasting is | ||
| 82 | transforming glacially conditioned permafrost terrain, coupling slopes | 82 | transforming glacially conditioned permafrost terrain, coupling slopes | ||
| 83 | with aquatic systems, and triggering a cascade of downstream effects. | 83 | with aquatic systems, and triggering a cascade of downstream effects. | ||
| 84 | Within the context of recent, rapidly evolving climate controls on the | 84 | Within the context of recent, rapidly evolving climate controls on the | ||
| 85 | geomorphology of permafrost terrain, we (A) quantify three-dimensional | 85 | geomorphology of permafrost terrain, we (A) quantify three-dimensional | ||
| 86 | retrogressive thaw slump enlargement and describe the processes and | 86 | retrogressive thaw slump enlargement and describe the processes and | ||
| 87 | thresholds coupling slopes to downstream systems, (B) investigate | 87 | thresholds coupling slopes to downstream systems, (B) investigate | ||
| 88 | catchment-scale patterns of slope thermokarst impacts and the | 88 | catchment-scale patterns of slope thermokarst impacts and the | ||
| 89 | geomorphic implications, and (C) map the propagation of effects | 89 | geomorphic implications, and (C) map the propagation of effects | ||
| 90 | through hydrological networks draining permafrost terrain of | 90 | through hydrological networks draining permafrost terrain of | ||
| 91 | northwestern Canada. Power-law relationships between retrogressive | 91 | northwestern Canada. Power-law relationships between retrogressive | ||
| 92 | thaw slump area and volume (R2=0.90), as well as the thickness of | 92 | thaw slump area and volume (R2=0.90), as well as the thickness of | ||
| 93 | permafrost thawed (R2=0.63), combined with the multi-decadal | 93 | permafrost thawed (R2=0.63), combined with the multi-decadal | ||
| 94 | (1986\u20132018) increase in the areal extent of thaw slump | 94 | (1986\u20132018) increase in the areal extent of thaw slump | ||
| 95 | disturbance, show a 2 order of magnitude increase in catchment-scale | 95 | disturbance, show a 2 order of magnitude increase in catchment-scale | ||
| 96 | geomorphic activity and the coupling of slope and hydrological | 96 | geomorphic activity and the coupling of slope and hydrological | ||
| 97 | systems. Predominant effects are to first- and second-order streams | 97 | systems. Predominant effects are to first- and second-order streams | ||
| 98 | where sediment delivery, often indicated by formation of recent debris | 98 | where sediment delivery, often indicated by formation of recent debris | ||
| 99 | tongue deposits, commonly exceeds the transport capacity of headwater | 99 | tongue deposits, commonly exceeds the transport capacity of headwater | ||
| 100 | streams by orders of magnitude, signaling centennial- to | 100 | streams by orders of magnitude, signaling centennial- to | ||
| 101 | millennial-scale perturbation of downstream systems. Assessment of | 101 | millennial-scale perturbation of downstream systems. Assessment of | ||
| 102 | hydrological networks indicates that thaw-driven mass wasting directly | 102 | hydrological networks indicates that thaw-driven mass wasting directly | ||
| 103 | affects over 5538\u2009km of stream segments, 889\u2009km of | 103 | affects over 5538\u2009km of stream segments, 889\u2009km of | ||
| 104 | coastline, and 1379 lakes in the 994\u2009860\u2009km2 study area. | 104 | coastline, and 1379 lakes in the 994\u2009860\u2009km2 study area. | ||
| 105 | Downstream propagation of slope thermokarst indicates a potential | 105 | Downstream propagation of slope thermokarst indicates a potential | ||
| 106 | increase in the number of affected lakes by at least a factor of 4 | 106 | increase in the number of affected lakes by at least a factor of 4 | ||
| 107 | (n>5692) and impacted stream length by a factor of 8 | 107 | (n>5692) and impacted stream length by a factor of 8 | ||
| 108 | (>44\u2009343\u2009km), and it defines several major impact zones on | 108 | (>44\u2009343\u2009km), and it defines several major impact zones on | ||
| 109 | lakes, deltas, and coastal areas. Prince of Wales Strait is the | 109 | lakes, deltas, and coastal areas. Prince of Wales Strait is the | ||
| 110 | receiving marine environment for greatly increased sediment and | 110 | receiving marine environment for greatly increased sediment and | ||
| 111 | geochemical fluxes from numerous slump-impacted hydrological networks | 111 | geochemical fluxes from numerous slump-impacted hydrological networks | ||
| 112 | draining Banks Island and Victoria Island. The Peel and Mackenzie | 112 | draining Banks Island and Victoria Island. The Peel and Mackenzie | ||
| 113 | rivers are globally significant conveyors of the slope thermokarst | 113 | rivers are globally significant conveyors of the slope thermokarst | ||
| 114 | cascade, delivering effects to North America's largest Arctic delta | 114 | cascade, delivering effects to North America's largest Arctic delta | ||
| 115 | and the Beaufort Sea. Climate-driven erosion of ice-rich slopes in | 115 | and the Beaufort Sea. Climate-driven erosion of ice-rich slopes in | ||
| 116 | permafrost-preserved glaciated terrain has triggered a time-transient | 116 | permafrost-preserved glaciated terrain has triggered a time-transient | ||
| 117 | cascade of downstream effects that signal the rejuvenation of | 117 | cascade of downstream effects that signal the rejuvenation of | ||
| 118 | post-glacial landscape evolution. Glacial legacy, ground-ice | 118 | post-glacial landscape evolution. Glacial legacy, ground-ice | ||
| 119 | conditions, and continental drainage patterns dictate that | 119 | conditions, and continental drainage patterns dictate that | ||
| 120 | terrestrial, freshwater, coastal, and marine environments of western | 120 | terrestrial, freshwater, coastal, and marine environments of western | ||
| 121 | Arctic Canada will be an interconnected hotspot of thaw-driven change | 121 | Arctic Canada will be an interconnected hotspot of thaw-driven change | ||
| 122 | through the coming millennia.", | 122 | through the coming millennia.", | ||
| 123 | "tags": [ | 123 | "tags": [ | ||
| 124 | { | 124 | { | ||
| 125 | "display_name": "Hydrology", | 125 | "display_name": "Hydrology", | ||
| 126 | "id": "90e82f99-c39c-4818-a2a9-5feae1c15365", | 126 | "id": "90e82f99-c39c-4818-a2a9-5feae1c15365", | ||
| 127 | "name": "Hydrology", | 127 | "name": "Hydrology", | ||
| 128 | "state": "active", | 128 | "state": "active", | ||
| 129 | "vocabulary_id": null | 129 | "vocabulary_id": null | ||
| 130 | }, | 130 | }, | ||
| 131 | { | 131 | { | ||
| 132 | "display_name": "Permafrost", | 132 | "display_name": "Permafrost", | ||
| 133 | "id": "ae8cf607-cab9-443a-9c5e-0a7a51698419", | 133 | "id": "ae8cf607-cab9-443a-9c5e-0a7a51698419", | ||
| 134 | "name": "Permafrost", | 134 | "name": "Permafrost", | ||
| 135 | "state": "active", | 135 | "state": "active", | ||
| 136 | "vocabulary_id": null | 136 | "vocabulary_id": null | ||
| 137 | }, | 137 | }, | ||
| 138 | { | 138 | { | ||
| 139 | "display_name": "Research", | 139 | "display_name": "Research", | ||
| 140 | "id": "9ce08dce-f710-4692-8be5-23a0beedaf90", | 140 | "id": "9ce08dce-f710-4692-8be5-23a0beedaf90", | ||
| 141 | "name": "Research", | 141 | "name": "Research", | ||
| 142 | "state": "active", | 142 | "state": "active", | ||
| 143 | "vocabulary_id": null | 143 | "vocabulary_id": null | ||
| 144 | }, | 144 | }, | ||
| 145 | { | 145 | { | ||
| 146 | "display_name": "Streams", | 146 | "display_name": "Streams", | ||
| 147 | "id": "d589353d-f91b-4c14-aeaf-341ec8939137", | 147 | "id": "d589353d-f91b-4c14-aeaf-341ec8939137", | ||
| 148 | "name": "Streams", | 148 | "name": "Streams", | ||
| 149 | "state": "active", | 149 | "state": "active", | ||
| 150 | "vocabulary_id": null | 150 | "vocabulary_id": null | ||
| 151 | }, | 151 | }, | ||
| 152 | { | 152 | { | ||
| 153 | "display_name": "Thaw Slumps", | 153 | "display_name": "Thaw Slumps", | ||
| 154 | "id": "8df558b1-dbdb-4daf-9519-661866ece350", | 154 | "id": "8df558b1-dbdb-4daf-9519-661866ece350", | ||
| 155 | "name": "Thaw Slumps", | 155 | "name": "Thaw Slumps", | ||
| 156 | "state": "active", | 156 | "state": "active", | ||
| 157 | "vocabulary_id": null | 157 | "vocabulary_id": null | ||
| 158 | }, | 158 | }, | ||
| 159 | { | 159 | { | ||
| 160 | "display_name": "Thermokarst", | 160 | "display_name": "Thermokarst", | ||
| 161 | "id": "b430c74d-efa4-4ece-85ad-384962cba114", | 161 | "id": "b430c74d-efa4-4ece-85ad-384962cba114", | ||
| 162 | "name": "Thermokarst", | 162 | "name": "Thermokarst", | ||
| 163 | "state": "active", | 163 | "state": "active", | ||
| 164 | "vocabulary_id": null | 164 | "vocabulary_id": null | ||
| 165 | } | 165 | } | ||
| 166 | ], | 166 | ], | ||
| 167 | "title": "Thaw-driven mass wasting couples slopes with downstream | 167 | "title": "Thaw-driven mass wasting couples slopes with downstream | ||
| 168 | systems, and effects propagate through Arctic drainage networks", | 168 | systems, and effects propagate through Arctic drainage networks", | ||
| 169 | "type": "dataset", | 169 | "type": "dataset", | ||
| 170 | "url": null, | 170 | "url": null, | ||
| 171 | "version": null | 171 | "version": null | ||
| 172 | } | 172 | } |