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{
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{
            
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  "Creator": "Kathleen M. R\u00fchland, Marlene Evans and John P. 
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  "Creator": "Kathleen M. R\u00fchland, Marlene Evans and John P. 
            
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Smol",
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Smol",
            
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  "author": null,
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  "author": null,
            
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  "author_email": null,
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  "author_email": null,
            
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  "creator_user_id": "3d05e0de-1423-4655-b300-645717582c74",
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  "creator_user_id": "3d05e0de-1423-4655-b300-645717582c74",
            
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  "description": "",
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  "description": "",
            
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  "funding_program": "",
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  "funding_program": "",
            
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  "geographic_range": [
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  "geographic_range": [
            
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    "North Slave",
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    "North Slave",
            
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    "South Slave"
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    "South Slave"
            
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  ],
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  ],
            
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  "groups": [],
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  "groups": [
            
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    {
            
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      "description": "",
            
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      "display_name": "Freshwater",
            
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      "id": "aa8ceb9e-83fc-403e-97f2-0741f8305dc2",
            
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      "image_display_url": 
            
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y.ecc.gov.nt.ca/uploads/group/2023-10-11-164120.488518Freshwater.jpg",
            
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      "name": "freshwater",
            
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      "title": "Freshwater"
            
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    },
            
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    {
            
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      "description": "",
            
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      "display_name": "Research",
            
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      "id": "f63394b4-c1b4-4ce2-b01b-405cead2332f",
            
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      "image_display_url": 
            
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ca/uploads/group/2024-01-26-214114.677846shutterstock12332053032.jpg",
            
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      "name": "research",
            
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      "title": "Research"
            
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    }
            
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  ],
            
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  "id": "90caea97-8705-497c-9215-ad4a198d9078",
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  "id": "90caea97-8705-497c-9215-ad4a198d9078",
            
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  "isopen": false,
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  "isopen": false,
            
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  "license_id": "notspecified",
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  "license_id": "notspecified",
            
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  "license_title": "License Not Specified",
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  "license_title": "License Not Specified",
            
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  "local_relevance": "This study documents a rapid change in the algal 
37
  "local_relevance": "This study documents a rapid change in the algal 
            
19
community composition of Great Slave Lake in the NWT, which could have 
38
community composition of Great Slave Lake in the NWT, which could have 
            
20
significant impacts on the entire food web of the lake.",
39
significant impacts on the entire food web of the lake.",
            
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  "maintainer": null,
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  "maintainer": null,
            
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  "maintainer_email": null,
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  "maintainer_email": null,
            
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  "metadata_created": "2024-02-01T18:59:58.567112",
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  "metadata_created": "2024-02-01T18:59:58.567112",
            
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  "metadata_modified": "2024-02-01T19:00:39.528264",
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  "metadata_modified": "2024-02-01T19:02:19.851856",
            
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  "metatags": "Great Slave 
44
  "metatags": "Great Slave 
            
n
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Lake,Lakes,Ecosystems,Algae,Limnology,Paleolimnology,Diatoms",
n
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e,Lakes,Ecosystems,Algae,Limnology,Paleolimnology,Diatoms,Freshwater",
            
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  "modified_date": "2023-06-05",
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  "modified_date": "2023-06-05",
            
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  "name": 
47
  "name": 
            
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s-striking-twenty-first-century-ecosystem-shifts-in-great-slave-lake",
48
s-striking-twenty-first-century-ecosystem-shifts-in-great-slave-lake",
            
30
  "notes": "This study documents the rapid restructuring of algal 
49
  "notes": "This study documents the rapid restructuring of algal 
            
31
community composition ca 2000 CE that is consistent with recent 
50
community composition ca 2000 CE that is consistent with recent 
            
32
climate change impacts in the region.",
51
climate change impacts in the region.",
            
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  "num_resources": 1,
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  "num_resources": 1,
            
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  "num_tags": 7,
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  "num_tags": 8,
            
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  "organization": {
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  "organization": {
            
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    "approval_status": "approved",
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    "approval_status": "approved",
            
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    "created": "2023-11-27T15:29:16.450990",
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    "created": "2023-11-27T15:29:16.450990",
            
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    "description": "",
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    "description": "",
            
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    "id": "76bec39b-e0d4-4f47-8eb8-0a7e4a6698f3",
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    "id": "76bec39b-e0d4-4f47-8eb8-0a7e4a6698f3",
            
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    "image_url": "",
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    "image_url": "",
            
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    "is_organization": true,
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    "is_organization": true,
            
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    "name": "academic-journal",
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    "name": "academic-journal",
            
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    "state": "active",
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    "state": "active",
            
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    "title": "Academic Journal",
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    "title": "Academic Journal",
            
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    "type": "organization"
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    "type": "organization"
            
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  },
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  },
            
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  "owner_org": "76bec39b-e0d4-4f47-8eb8-0a7e4a6698f3",
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  "owner_org": "76bec39b-e0d4-4f47-8eb8-0a7e4a6698f3",
            
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  "private": false,
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  "private": false,
            
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  "relationships_as_object": [],
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  "relationships_as_object": [],
            
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  "relationships_as_subject": [],
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  "relationships_as_subject": [],
            
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  "release_date": "2023-06-05",
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  "release_date": "2023-06-05",
            
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  "resources": [
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  "resources": [
            
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    {
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    {
            
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      "cache_last_updated": null,
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      "cache_last_updated": null,
            
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      "cache_url": null,
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      "cache_url": null,
            
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      "created": "2024-02-01T19:00:39.410281",
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      "created": "2024-02-01T19:00:39.410281",
            
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      "datastore_active": false,
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      "datastore_active": false,
            
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      "datastore_contains_all_records_of_source_file": false,
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      "datastore_contains_all_records_of_source_file": false,
            
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      "description": null,
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      "description": null,
            
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      "format": "",
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      "format": "",
            
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      "hash": "",
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      "hash": "",
            
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      "id": "7705fed5-7e88-4145-b6d7-54d191b8b786",
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      "id": "7705fed5-7e88-4145-b6d7-54d191b8b786",
            
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      "last_modified": null,
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      "last_modified": null,
            
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      "metadata_modified": "2024-02-01T19:00:39.534481",
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      "metadata_modified": "2024-02-01T19:00:39.534481",
            
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      "mimetype": null,
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      "mimetype": null,
            
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      "mimetype_inner": null,
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      "mimetype_inner": null,
            
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      "name": "Arctic warming drives striking twenty-first century 
86
      "name": "Arctic warming drives striking twenty-first century 
            
68
ecosystem shifts in Great Slave Lake (Subarctic Canada), North 
87
ecosystem shifts in Great Slave Lake (Subarctic Canada), North 
            
69
America\u2019s deepest lake",
88
America\u2019s deepest lake",
            
70
      "package_id": "90caea97-8705-497c-9215-ad4a198d9078",
89
      "package_id": "90caea97-8705-497c-9215-ad4a198d9078",
            
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      "position": 0,
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      "position": 0,
            
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      "resource_type": null,
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      "resource_type": null,
            
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      "size": null,
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      "size": null,
            
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      "state": "active",
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      "state": "active",
            
75
      "url": 
94
      "url": 
            
76
"https://royalsocietypublishing.org/doi/epdf/10.1098/rspb.2023.1252",
95
"https://royalsocietypublishing.org/doi/epdf/10.1098/rspb.2023.1252",
            
77
      "url_type": null
96
      "url_type": null
            
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    }
97
    }
            
79
  ],
98
  ],
            
80
  "state": "active",
99
  "state": "active",
            
81
  "summary": "Great Slave Lake (GSL), one of the world\u2019s largest 
100
  "summary": "Great Slave Lake (GSL), one of the world\u2019s largest 
            
82
and deepest lakes, has undergone an aquatic ecosystem transformation 
101
and deepest lakes, has undergone an aquatic ecosystem transformation 
            
83
in response to twenty-first-century accelerated Arctic warming that is 
102
in response to twenty-first-century accelerated Arctic warming that is 
            
84
unparalleled in at least the past two centuries. Algal remains from 
103
unparalleled in at least the past two centuries. Algal remains from 
            
85
four high-resolution palaeolimnological records retrieved from the 
104
four high-resolution palaeolimnological records retrieved from the 
            
86
West Basin provide baseline limnological data that we compared with 
105
West Basin provide baseline limnological data that we compared with 
            
87
historical phycological surveys undertaken on GSL between the 1940s 
106
historical phycological surveys undertaken on GSL between the 1940s 
            
88
and 1990s. We document the rapid restructuring of algal community 
107
and 1990s. We document the rapid restructuring of algal community 
            
89
composition ca 2000 CE that is consistent with recent increases in 
108
composition ca 2000 CE that is consistent with recent increases in 
            
90
regional air temperature and declines in ice cover and wind speed, 
109
regional air temperature and declines in ice cover and wind speed, 
            
91
that collectively altered habitats for aquatic biota. This new 
110
that collectively altered habitats for aquatic biota. This new 
            
92
limnological regime initiated the first observation of scaled 
111
limnological regime initiated the first observation of scaled 
            
93
chrysophytes and favoured the rapid proliferation of small planktonic 
112
chrysophytes and favoured the rapid proliferation of small planktonic 
            
94
cyclotelloid diatoms which replaced the long-established dominance of 
113
cyclotelloid diatoms which replaced the long-established dominance of 
            
95
large filamentous Aulacoseira islandica in West Basin sedimentary 
114
large filamentous Aulacoseira islandica in West Basin sedimentary 
            
96
records. Such abrupt transformations in the primary producers of this 
115
records. Such abrupt transformations in the primary producers of this 
            
97
socioecologically valuable \u2018northern Great Lake\u2019 may have 
116
socioecologically valuable \u2018northern Great Lake\u2019 may have 
            
98
widespread implications for the entire food web with unknown 
117
widespread implications for the entire food web with unknown 
            
99
consequences for aquatic ecosystem functioning and fisheries, which 
118
consequences for aquatic ecosystem functioning and fisheries, which 
            
100
First Nations, M\u00e9tis and other northern communities depend upon, 
119
First Nations, M\u00e9tis and other northern communities depend upon, 
            
101
pointing to the need for new studies.",
120
pointing to the need for new studies.",
            
102
  "tags": [
121
  "tags": [
            
103
    {
122
    {
            
104
      "display_name": "Algae",
123
      "display_name": "Algae",
            
105
      "id": "98659593-3f3f-44df-af6c-08f3a9fa746e",
124
      "id": "98659593-3f3f-44df-af6c-08f3a9fa746e",
            
106
      "name": "Algae",
125
      "name": "Algae",
            
107
      "state": "active",
126
      "state": "active",
            
108
      "vocabulary_id": null
127
      "vocabulary_id": null
            
109
    },
128
    },
            
110
    {
129
    {
            
111
      "display_name": "Diatoms",
130
      "display_name": "Diatoms",
            
112
      "id": "d5d23619-88a8-4220-9d44-82bd0ea20938",
131
      "id": "d5d23619-88a8-4220-9d44-82bd0ea20938",
            
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      "name": "Diatoms",
132
      "name": "Diatoms",
            
114
      "state": "active",
133
      "state": "active",
            
115
      "vocabulary_id": null
134
      "vocabulary_id": null
            
116
    },
135
    },
            
117
    {
136
    {
            
118
      "display_name": "Ecosystems",
137
      "display_name": "Ecosystems",
            
119
      "id": "1a774eac-302e-4685-857e-0aad16e09ec9",
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      "id": "1a774eac-302e-4685-857e-0aad16e09ec9",
            
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      "name": "Ecosystems",
139
      "name": "Ecosystems",
            
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      "state": "active",
140
      "state": "active",
            
122
      "vocabulary_id": null
141
      "vocabulary_id": null
            
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    },
142
    },
            
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    {
143
    {
            
t
t
144
      "display_name": "Freshwater",
            
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      "id": "26735fe8-c8b3-40a2-9fe0-53d82634c10e",
            
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      "name": "Freshwater",
            
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      "state": "active",
            
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      "vocabulary_id": null
            
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    },
            
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    {
            
125
      "display_name": "Great Slave Lake",
151
      "display_name": "Great Slave Lake",
            
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      "id": "abc7bfbc-a199-4083-a175-c7d55088b3df",
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      "id": "abc7bfbc-a199-4083-a175-c7d55088b3df",
            
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      "name": "Great Slave Lake",
153
      "name": "Great Slave Lake",
            
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      "state": "active",
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      "state": "active",
            
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      "vocabulary_id": null
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      "vocabulary_id": null
            
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    },
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    },
            
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    {
157
    {
            
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      "display_name": "Lakes",
158
      "display_name": "Lakes",
            
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      "id": "470fcfd8-00d3-4859-8cd8-b43af4e51589",
159
      "id": "470fcfd8-00d3-4859-8cd8-b43af4e51589",
            
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      "name": "Lakes",
160
      "name": "Lakes",
            
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      "state": "active",
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      "state": "active",
            
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      "vocabulary_id": null
162
      "vocabulary_id": null
            
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    },
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    },
            
138
    {
164
    {
            
139
      "display_name": "Limnology",
165
      "display_name": "Limnology",
            
140
      "id": "96a03ddc-4ea7-47cd-abab-7ced438bdfa1",
166
      "id": "96a03ddc-4ea7-47cd-abab-7ced438bdfa1",
            
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      "name": "Limnology",
167
      "name": "Limnology",
            
142
      "state": "active",
168
      "state": "active",
            
143
      "vocabulary_id": null
169
      "vocabulary_id": null
            
144
    },
170
    },
            
145
    {
171
    {
            
146
      "display_name": "Paleolimnology",
172
      "display_name": "Paleolimnology",
            
147
      "id": "a44fc132-3aa0-4c0b-91fc-e4c8154d58fe",
173
      "id": "a44fc132-3aa0-4c0b-91fc-e4c8154d58fe",
            
148
      "name": "Paleolimnology",
174
      "name": "Paleolimnology",
            
149
      "state": "active",
175
      "state": "active",
            
150
      "vocabulary_id": null
176
      "vocabulary_id": null
            
151
    }
177
    }
            
152
  ],
178
  ],
            
153
  "title": "Arctic warming drives striking twenty-first century 
179
  "title": "Arctic warming drives striking twenty-first century 
            
154
ecosystem shifts in Great Slave Lake (Subarctic Canada), North 
180
ecosystem shifts in Great Slave Lake (Subarctic Canada), North 
            
155
America\u2019s deepest lake",
181
America\u2019s deepest lake",
            
156
  "type": "dataset",
182
  "type": "dataset",
            
157
  "url": null,
183
  "url": null,
            
158
  "version": null
184
  "version": null
            
159
}
185
}