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On November 28, 2023 at 11:30:52 AM MST,
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Added resource Active layer variability and change in the Mackenzie Valley, Northwest Territories between 1991-2014: An ecoregional assessment to Active layer variability and change in the Mackenzie Valley, Northwest Territories between 1991-2014: An ecoregional assessment
| f | 1 | { | f | 1 | { |
| 2 | "Creator": "Madeleine C. Garibaldi, Philip P. Bonnaventure, Sharon | 2 | "Creator": "Madeleine C. Garibaldi, Philip P. Bonnaventure, Sharon | ||
| 3 | L. Smith & Caroline Duchesne", | 3 | L. Smith & Caroline Duchesne", | ||
| 4 | "author": null, | 4 | "author": null, | ||
| 5 | "author_email": null, | 5 | "author_email": null, | ||
| 6 | "creator_user_id": "3d05e0de-1423-4655-b300-645717582c74", | 6 | "creator_user_id": "3d05e0de-1423-4655-b300-645717582c74", | ||
| 7 | "description": "", | 7 | "description": "", | ||
| 8 | "funding_program": "", | 8 | "funding_program": "", | ||
| 9 | "geographic_range": [ | 9 | "geographic_range": [ | ||
| 10 | "NWT" | 10 | "NWT" | ||
| 11 | ], | 11 | ], | ||
| 12 | "groups": [], | 12 | "groups": [], | ||
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| 16 | "license_title": "License Not Specified", | 16 | "license_title": "License Not Specified", | ||
| 17 | "local_relevance": "Active layer thicknesses in the Mackenzie | 17 | "local_relevance": "Active layer thicknesses in the Mackenzie | ||
| 18 | Valley, NWT, were investigated to determine the variability and rate | 18 | Valley, NWT, were investigated to determine the variability and rate | ||
| 19 | of thaw of permafrost in the region.", | 19 | of thaw of permafrost in the region.", | ||
| 20 | "maintainer": null, | 20 | "maintainer": null, | ||
| 21 | "maintainer_email": null, | 21 | "maintainer_email": null, | ||
| 22 | "metadata_created": "2023-11-28T18:30:24.972182", | 22 | "metadata_created": "2023-11-28T18:30:24.972182", | ||
| n | 23 | "metadata_modified": "2023-11-28T18:30:24.972187", | n | 23 | "metadata_modified": "2023-11-28T18:30:52.677972", |
| 24 | "metatags": "Active Layer,Permafrost,Mackenzie Valley,Ecoregions", | 24 | "metatags": "Active Layer,Permafrost,Mackenzie Valley,Ecoregions", | ||
| 25 | "modified_date": "2022-08-02", | 25 | "modified_date": "2022-08-02", | ||
| 26 | "name": | 26 | "name": | ||
| 27 | "active-layer-variability-and-change-in-the-mackenzie-valley", | 27 | "active-layer-variability-and-change-in-the-mackenzie-valley", | ||
| 28 | "notes": "Active layer thicknesses from sites along a transect | 28 | "notes": "Active layer thicknesses from sites along a transect | ||
| 29 | through the Mackenzie Valley, Northwest Territories, were analyzed to | 29 | through the Mackenzie Valley, Northwest Territories, were analyzed to | ||
| 30 | explore variation in thickness within and between ecoregions.", | 30 | explore variation in thickness within and between ecoregions.", | ||
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| 40 | "name": "academic-journal", | 40 | "name": "academic-journal", | ||
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| 49 | "release_date": "2022-08-02", | 49 | "release_date": "2022-08-02", | ||
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| 51 | { | ||||
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| 65 | "name": "Active layer variability and change in the Mackenzie | ||||
| 66 | Valley, Northwest Territories between 1991-2014: An ecoregional | ||||
| 67 | assessment", | ||||
| 68 | "package_id": "65a3d4a8-6a01-44f0-b573-e0e6898b8be6", | ||||
| 69 | "position": 0, | ||||
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| 73 | "url": | ||||
| 74 | "https://www.tandfonline.com/doi/full/10.1080/15230430.2022.2097156", | ||||
| 75 | "url_type": null | ||||
| 76 | } | ||||
| 77 | ], | ||||
| 51 | "state": "draft", | 78 | "state": "draft", | ||
| 52 | "summary": "Active layer thicknesses (ALTs) from sites along a | 79 | "summary": "Active layer thicknesses (ALTs) from sites along a | ||
| 53 | transect through the Mackenzie Valley, Northwest Territories, Canada, | 80 | transect through the Mackenzie Valley, Northwest Territories, Canada, | ||
| 54 | were analyzed to explore variation in thickness within and between | 81 | were analyzed to explore variation in thickness within and between | ||
| 55 | ecoregions. At an ecoregional scale the relation between ALT, | 82 | ecoregions. At an ecoregional scale the relation between ALT, | ||
| 56 | latitude, freezing and thawing degree-days, and snowfall were examined | 83 | latitude, freezing and thawing degree-days, and snowfall were examined | ||
| 57 | to determine the presence of trends. Site-specific variables including | 84 | to determine the presence of trends. Site-specific variables including | ||
| 58 | dominant vegetation and substrate were explored to explain spatial | 85 | dominant vegetation and substrate were explored to explain spatial | ||
| 59 | variability in ALT within ecoregions. Generally, average ALT increases | 86 | variability in ALT within ecoregions. Generally, average ALT increases | ||
| 60 | moving southward through the comprising ecoregions (68 cm to 126 cm), | 87 | moving southward through the comprising ecoregions (68 cm to 126 cm), | ||
| 61 | following the increase in air temperature. Spatial variability in ALT | 88 | following the increase in air temperature. Spatial variability in ALT | ||
| 62 | within ecoregions was greater than that between ecoregions (up to 145 | 89 | within ecoregions was greater than that between ecoregions (up to 145 | ||
| 63 | cm), which may be attributed to site-specific conditions (vegetation | 90 | cm), which may be attributed to site-specific conditions (vegetation | ||
| 64 | and snow cover). Most notable, sites with shrubs had thicker than | 91 | and snow cover). Most notable, sites with shrubs had thicker than | ||
| 65 | average active layers likely because of increased snow retention | 92 | average active layers likely because of increased snow retention | ||
| 66 | leading to warmer overall ground conditions. Despite a warming trend | 93 | leading to warmer overall ground conditions. Despite a warming trend | ||
| 67 | in air temperatures, only one northern ecoregion showed a | 94 | in air temperatures, only one northern ecoregion showed a | ||
| 68 | corresponding thickening trend in ALT. Sites located in southern | 95 | corresponding thickening trend in ALT. Sites located in southern | ||
| 69 | ecoregions with mature forests showed limited response to changes in | 96 | ecoregions with mature forests showed limited response to changes in | ||
| 70 | air temperature. For these locations, disturbance, specifically | 97 | air temperature. For these locations, disturbance, specifically | ||
| 71 | changes in thermally protective vegetation cover, rather than changing | 98 | changes in thermally protective vegetation cover, rather than changing | ||
| 72 | air temperature could potentially have a larger impact on ALT into the | 99 | air temperature could potentially have a larger impact on ALT into the | ||
| 73 | future.", | 100 | future.", | ||
| 74 | "tags": [ | 101 | "tags": [ | ||
| 75 | { | 102 | { | ||
| 76 | "display_name": "Active Layer", | 103 | "display_name": "Active Layer", | ||
| 77 | "id": "077fefc8-77c0-4fce-ae50-f1a35c3dfaa5", | 104 | "id": "077fefc8-77c0-4fce-ae50-f1a35c3dfaa5", | ||
| 78 | "name": "Active Layer", | 105 | "name": "Active Layer", | ||
| 79 | "state": "active", | 106 | "state": "active", | ||
| 80 | "vocabulary_id": null | 107 | "vocabulary_id": null | ||
| 81 | }, | 108 | }, | ||
| 82 | { | 109 | { | ||
| 83 | "display_name": "Ecoregions", | 110 | "display_name": "Ecoregions", | ||
| 84 | "id": "fd3c2a23-d987-4c65-b64b-810767bce8a5", | 111 | "id": "fd3c2a23-d987-4c65-b64b-810767bce8a5", | ||
| 85 | "name": "Ecoregions", | 112 | "name": "Ecoregions", | ||
| 86 | "state": "active", | 113 | "state": "active", | ||
| 87 | "vocabulary_id": null | 114 | "vocabulary_id": null | ||
| 88 | }, | 115 | }, | ||
| 89 | { | 116 | { | ||
| 90 | "display_name": "Mackenzie Valley", | 117 | "display_name": "Mackenzie Valley", | ||
| 91 | "id": "fa2337ff-a6d6-4b78-8945-4dbe28d3fa97", | 118 | "id": "fa2337ff-a6d6-4b78-8945-4dbe28d3fa97", | ||
| 92 | "name": "Mackenzie Valley", | 119 | "name": "Mackenzie Valley", | ||
| 93 | "state": "active", | 120 | "state": "active", | ||
| 94 | "vocabulary_id": null | 121 | "vocabulary_id": null | ||
| 95 | }, | 122 | }, | ||
| 96 | { | 123 | { | ||
| 97 | "display_name": "Permafrost", | 124 | "display_name": "Permafrost", | ||
| 98 | "id": "ae8cf607-cab9-443a-9c5e-0a7a51698419", | 125 | "id": "ae8cf607-cab9-443a-9c5e-0a7a51698419", | ||
| 99 | "name": "Permafrost", | 126 | "name": "Permafrost", | ||
| 100 | "state": "active", | 127 | "state": "active", | ||
| 101 | "vocabulary_id": null | 128 | "vocabulary_id": null | ||
| 102 | } | 129 | } | ||
| 103 | ], | 130 | ], | ||
| 104 | "title": "Active layer variability and change in the Mackenzie | 131 | "title": "Active layer variability and change in the Mackenzie | ||
| 105 | Valley, Northwest Territories between 1991-2014: An ecoregional | 132 | Valley, Northwest Territories between 1991-2014: An ecoregional | ||
| 106 | assessment", | 133 | assessment", | ||
| 107 | "type": "dataset", | 134 | "type": "dataset", | ||
| 108 | "url": null, | 135 | "url": null, | ||
| 109 | "version": null | 136 | "version": null | ||
| 110 | } | 137 | } |