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f | 1 | { | f | 1 | { |
2 | "author": "Rahimi, Jaber", | 2 | "author": "Rahimi, Jaber", | ||
3 | "author_email": "", | 3 | "author_email": "", | ||
4 | "creator_user_id": "17755db4-395a-4b3b-ac09-e8e3484ca700", | 4 | "creator_user_id": "17755db4-395a-4b3b-ac09-e8e3484ca700", | ||
5 | "doi": "10.35097/437", | 5 | "doi": "10.35097/437", | ||
6 | "doi_date_published": "2021", | 6 | "doi_date_published": "2021", | ||
7 | "doi_publisher": "", | 7 | "doi_publisher": "", | ||
8 | "doi_status": "True", | 8 | "doi_status": "True", | ||
9 | "extra_authors": [ | 9 | "extra_authors": [ | ||
10 | { | 10 | { | ||
11 | "extra_author": "Ago, Expedit Evariste", | 11 | "extra_author": "Ago, Expedit Evariste", | ||
12 | "orcid": "" | 12 | "orcid": "" | ||
13 | }, | 13 | }, | ||
14 | { | 14 | { | ||
15 | "extra_author": "Ayantunde, Augustine", | 15 | "extra_author": "Ayantunde, Augustine", | ||
16 | "orcid": "" | 16 | "orcid": "" | ||
17 | }, | 17 | }, | ||
18 | { | 18 | { | ||
19 | "extra_author": "Bogaert, Jan", | 19 | "extra_author": "Bogaert, Jan", | ||
20 | "orcid": "" | 20 | "orcid": "" | ||
21 | }, | 21 | }, | ||
22 | { | 22 | { | ||
23 | "extra_author": "Butterbach-Bahl, Klaus", | 23 | "extra_author": "Butterbach-Bahl, Klaus", | ||
24 | "orcid": "0000-0001-9499-6598" | 24 | "orcid": "0000-0001-9499-6598" | ||
25 | }, | 25 | }, | ||
26 | { | 26 | { | ||
27 | "extra_author": "Cappelaere, Bernard", | 27 | "extra_author": "Cappelaere, Bernard", | ||
28 | "orcid": "0000-0001-8533-1164" | 28 | "orcid": "0000-0001-8533-1164" | ||
29 | }, | 29 | }, | ||
30 | { | 30 | { | ||
31 | "extra_author": "Demarty, J\u00e9r\u00f4me", | 31 | "extra_author": "Demarty, J\u00e9r\u00f4me", | ||
32 | "orcid": "" | 32 | "orcid": "" | ||
33 | }, | 33 | }, | ||
34 | { | 34 | { | ||
35 | "extra_author": "Diouf, Abdoul Aziz", | 35 | "extra_author": "Diouf, Abdoul Aziz", | ||
36 | "orcid": "" | 36 | "orcid": "" | ||
37 | }, | 37 | }, | ||
38 | { | 38 | { | ||
39 | "extra_author": "Falk, Ulrike", | 39 | "extra_author": "Falk, Ulrike", | ||
40 | "orcid": "0000-0003-1586-1295" | 40 | "orcid": "0000-0003-1586-1295" | ||
41 | }, | 41 | }, | ||
42 | { | 42 | { | ||
43 | "extra_author": "Haas, Edwin", | 43 | "extra_author": "Haas, Edwin", | ||
44 | "orcid": "0000-0003-0664-642X" | 44 | "orcid": "0000-0003-0664-642X" | ||
45 | }, | 45 | }, | ||
46 | { | 46 | { | ||
47 | "extra_author": "Hiernaux, Pierre", | 47 | "extra_author": "Hiernaux, Pierre", | ||
48 | "orcid": "" | 48 | "orcid": "" | ||
49 | }, | 49 | }, | ||
50 | { | 50 | { | ||
51 | "extra_author": "Kraus, David", | 51 | "extra_author": "Kraus, David", | ||
52 | "orcid": "0000-0003-2485-8389" | 52 | "orcid": "0000-0003-2485-8389" | ||
53 | }, | 53 | }, | ||
54 | { | 54 | { | ||
55 | "extra_author": "Roupsard, Olivier", | 55 | "extra_author": "Roupsard, Olivier", | ||
56 | "orcid": "0000-0002-1319-142X" | 56 | "orcid": "0000-0002-1319-142X" | ||
57 | }, | 57 | }, | ||
58 | { | 58 | { | ||
59 | "extra_author": "Scheer, Clemens", | 59 | "extra_author": "Scheer, Clemens", | ||
60 | "orcid": "" | 60 | "orcid": "" | ||
61 | }, | 61 | }, | ||
62 | { | 62 | { | ||
63 | "extra_author": "Srivastava, Amit Kumar", | 63 | "extra_author": "Srivastava, Amit Kumar", | ||
64 | "orcid": "" | 64 | "orcid": "" | ||
65 | }, | 65 | }, | ||
66 | { | 66 | { | ||
67 | "extra_author": "Tagesson, Torbern", | 67 | "extra_author": "Tagesson, Torbern", | ||
68 | "orcid": "" | 68 | "orcid": "" | ||
69 | }, | 69 | }, | ||
70 | { | 70 | { | ||
71 | "extra_author": "Grote, R\u00fcdiger", | 71 | "extra_author": "Grote, R\u00fcdiger", | ||
72 | "orcid": "https://orcid.org/0000-0001-6893-6890" | 72 | "orcid": "https://orcid.org/0000-0001-6893-6890" | ||
73 | } | 73 | } | ||
74 | ], | 74 | ], | ||
75 | "groups": [], | 75 | "groups": [], | ||
76 | "id": "31c3bf57-3850-472f-a181-5a777098b4f9", | 76 | "id": "31c3bf57-3850-472f-a181-5a777098b4f9", | ||
77 | "isopen": false, | 77 | "isopen": false, | ||
78 | "license_id": "CC BY-ND 4.0 Attribution-NoDerivs", | 78 | "license_id": "CC BY-ND 4.0 Attribution-NoDerivs", | ||
79 | "license_title": "CC BY-ND 4.0 Attribution-NoDerivs", | 79 | "license_title": "CC BY-ND 4.0 Attribution-NoDerivs", | ||
80 | "metadata_created": "2023-01-12T13:30:37.682890", | 80 | "metadata_created": "2023-01-12T13:30:37.682890", | ||
t | 81 | "metadata_modified": "2023-08-04T09:03:34.330135", | t | 81 | "metadata_modified": "2023-08-04T09:24:20.587648", |
82 | "name": "rdr-doi-10-35097-437", | 82 | "name": "rdr-doi-10-35097-437", | ||
83 | "notes": "Abstract: West African Sahelian and Sudanian ecosystems | 83 | "notes": "Abstract: West African Sahelian and Sudanian ecosystems | ||
84 | are providing essential services to people and also play a significant | 84 | are providing essential services to people and also play a significant | ||
85 | role within the global carbon cycle. However, climate and land use are | 85 | role within the global carbon cycle. However, climate and land use are | ||
86 | dynamically changing and it remains uncertain how these changes will | 86 | dynamically changing and it remains uncertain how these changes will | ||
87 | affect the potential of these regions for providing food and fodder | 87 | affect the potential of these regions for providing food and fodder | ||
88 | resources or the biosphere-atmosphere exchange of CO2. In this study, | 88 | resources or the biosphere-atmosphere exchange of CO2. In this study, | ||
89 | we investigate the capacity of a process-based biogeochemical model, | 89 | we investigate the capacity of a process-based biogeochemical model, | ||
90 | LandscapeDNDC, to simulate net ecosystem exchange (NEE) and | 90 | LandscapeDNDC, to simulate net ecosystem exchange (NEE) and | ||
91 | aboveground biomass of typical managed and natural Sahelian and | 91 | aboveground biomass of typical managed and natural Sahelian and | ||
92 | Sudanian savanna ecosystems. We tested the model for various sites | 92 | Sudanian savanna ecosystems. We tested the model for various sites | ||
93 | with different proportions of trees and grasses, as well as for the | 93 | with different proportions of trees and grasses, as well as for the | ||
94 | most typical arable cropping systems of the region. In order to | 94 | most typical arable cropping systems of the region. In order to | ||
95 | describe the phenological development with a common parameterization | 95 | describe the phenological development with a common parameterization | ||
96 | across all ecosystem types, we introduced soil-water availability in | 96 | across all ecosystem types, we introduced soil-water availability in | ||
97 | addition to temperature as a driver as seasonal soil water-shortage is | 97 | addition to temperature as a driver as seasonal soil water-shortage is | ||
98 | a common feature for all these systems. The new approach was tested by | 98 | a common feature for all these systems. The new approach was tested by | ||
99 | using a sample of sites (calibration sites) that provided NEE from | 99 | using a sample of sites (calibration sites) that provided NEE from | ||
100 | flux tower observations and leaf area index data from satellite images | 100 | flux tower observations and leaf area index data from satellite images | ||
101 | (MODIS). For assessing the simulation accuracy, we applied the | 101 | (MODIS). For assessing the simulation accuracy, we applied the | ||
102 | calibrated model to 42 additional sites (validation sites) across West | 102 | calibrated model to 42 additional sites (validation sites) across West | ||
103 | Africa for which measured aboveground biomass data were available. The | 103 | Africa for which measured aboveground biomass data were available. The | ||
104 | model showed a good performance regarding simulated biomass | 104 | model showed a good performance regarding simulated biomass | ||
105 | development. Overall, the comparison of simulated and observed biomass | 105 | development. Overall, the comparison of simulated and observed biomass | ||
106 | at sites with a dominating land cover of crops, grass or trees yielded | 106 | at sites with a dominating land cover of crops, grass or trees yielded | ||
107 | correlation coefficients of 0.82, 0.94, and 0.77 and the Root Mean | 107 | correlation coefficients of 0.82, 0.94, and 0.77 and the Root Mean | ||
108 | Square Error of 0.15, 0.22, and 0.12\u2009kg\u2009m\u22122, | 108 | Square Error of 0.15, 0.22, and 0.12\u2009kg\u2009m\u22122, | ||
109 | respectively. In absolute terms, the model results indicate | 109 | respectively. In absolute terms, the model results indicate | ||
110 | above-ground carbon stocks up to 1733, 3291, and | 110 | above-ground carbon stocks up to 1733, 3291, and | ||
111 | 5377\u2009kg\u2009C\u2009ha\u22121\u2009yr\u22121 for agricultural, | 111 | 5377\u2009kg\u2009C\u2009ha\u22121\u2009yr\u22121 for agricultural, | ||
112 | savanna grasslands, and savanna mixed tree-grassland sites. Carbon | 112 | savanna grasslands, and savanna mixed tree-grassland sites. Carbon | ||
113 | stocks as well as exchange rates correlated in particular with the | 113 | stocks as well as exchange rates correlated in particular with the | ||
114 | abundance of trees. The simulations indicate higher grass biomass and | 114 | abundance of trees. The simulations indicate higher grass biomass and | ||
115 | crop yields under more humid climatic conditions as can be found in | 115 | crop yields under more humid climatic conditions as can be found in | ||
116 | the Sudanian savanna region. Our study shows the capability of | 116 | the Sudanian savanna region. Our study shows the capability of | ||
117 | LandscapeDNDC to accurately simulate carbon balances in natural and | 117 | LandscapeDNDC to accurately simulate carbon balances in natural and | ||
118 | agricultural ecosystems in semi-arid West Africa under a wide range of | 118 | agricultural ecosystems in semi-arid West Africa under a wide range of | ||
119 | conditions, so that it might be used to assess the impact of land-use | 119 | conditions, so that it might be used to assess the impact of land-use | ||
120 | and climate change on the regional biomass productivity.", | 120 | and climate change on the regional biomass productivity.", | ||
121 | "num_resources": 0, | 121 | "num_resources": 0, | ||
122 | "num_tags": 4, | 122 | "num_tags": 4, | ||
123 | "orcid": "0000-0002-2754-2358", | 123 | "orcid": "0000-0002-2754-2358", | ||
124 | "organization": { | 124 | "organization": { | ||
125 | "approval_status": "approved", | 125 | "approval_status": "approved", | ||
126 | "created": "2023-01-12T13:30:23.238233", | 126 | "created": "2023-01-12T13:30:23.238233", | ||
127 | "description": "RADAR (Research Data Repository) is a | 127 | "description": "RADAR (Research Data Repository) is a | ||
128 | cross-disciplinary repository for archiving and publishing research | 128 | cross-disciplinary repository for archiving and publishing research | ||
129 | data from completed scientific studies and projects. The focus is on | 129 | data from completed scientific studies and projects. The focus is on | ||
130 | research data from subjects that do not yet have their own | 130 | research data from subjects that do not yet have their own | ||
131 | discipline-specific infrastructures for research data management. ", | 131 | discipline-specific infrastructures for research data management. ", | ||
132 | "id": "013c89a9-383c-4200-8baa-0f78bf1d91f9", | 132 | "id": "013c89a9-383c-4200-8baa-0f78bf1d91f9", | ||
133 | "image_url": "radar-logo.svg", | 133 | "image_url": "radar-logo.svg", | ||
134 | "is_organization": true, | 134 | "is_organization": true, | ||
135 | "name": "radar", | 135 | "name": "radar", | ||
136 | "state": "active", | 136 | "state": "active", | ||
137 | "title": "RADAR", | 137 | "title": "RADAR", | ||
138 | "type": "organization" | 138 | "type": "organization" | ||
139 | }, | 139 | }, | ||
140 | "owner_org": "013c89a9-383c-4200-8baa-0f78bf1d91f9", | 140 | "owner_org": "013c89a9-383c-4200-8baa-0f78bf1d91f9", | ||
141 | "private": false, | 141 | "private": false, | ||
142 | "production_year": "2021", | 142 | "production_year": "2021", | ||
143 | "publication_year": "2021", | 143 | "publication_year": "2021", | ||
144 | "publishers": [ | 144 | "publishers": [ | ||
145 | { | 145 | { | ||
146 | "publisher": "Karlsruhe Institute of Technology (KIT)" | 146 | "publisher": "Karlsruhe Institute of Technology (KIT)" | ||
147 | } | 147 | } | ||
148 | ], | 148 | ], | ||
149 | "related_identifiers": [ | 149 | "related_identifiers": [ | ||
150 | { | 150 | { | ||
151 | "identifier": "https://doi.org/10.5194/gmd-2020-417", | 151 | "identifier": "https://doi.org/10.5194/gmd-2020-417", | ||
152 | "identifier_type": "DOI", | 152 | "identifier_type": "DOI", | ||
153 | "relation_type": "IsSupplementTo" | 153 | "relation_type": "IsSupplementTo" | ||
154 | } | 154 | } | ||
155 | ], | 155 | ], | ||
156 | "relationships_as_object": [], | 156 | "relationships_as_object": [], | ||
157 | "relationships_as_subject": [], | 157 | "relationships_as_subject": [], | ||
158 | "repository_name": "RADAR (Research Data Repository)", | 158 | "repository_name": "RADAR (Research Data Repository)", | ||
159 | "resources": [], | 159 | "resources": [], | ||
160 | "services_used_list": "", | 160 | "services_used_list": "", | ||
161 | "source_metadata_created": "2021", | 161 | "source_metadata_created": "2021", | ||
162 | "source_metadata_modified": "", | 162 | "source_metadata_modified": "", | ||
163 | "state": "active", | 163 | "state": "active", | ||
164 | "subject_areas": [ | 164 | "subject_areas": [ | ||
165 | { | 165 | { | ||
166 | "subject_area_additional": "", | 166 | "subject_area_additional": "", | ||
167 | "subject_area_name": "Geological Science" | 167 | "subject_area_name": "Geological Science" | ||
168 | }, | 168 | }, | ||
169 | { | 169 | { | ||
170 | "subject_area_additional": "", | 170 | "subject_area_additional": "", | ||
171 | "subject_area_name": "Environmental Science and Ecology" | 171 | "subject_area_name": "Environmental Science and Ecology" | ||
172 | } | 172 | } | ||
173 | ], | 173 | ], | ||
174 | "tags": [ | 174 | "tags": [ | ||
175 | { | 175 | { | ||
176 | "display_name": "Gas exchange", | 176 | "display_name": "Gas exchange", | ||
177 | "id": "0954e827-348b-4b93-826d-435a5596c772", | 177 | "id": "0954e827-348b-4b93-826d-435a5596c772", | ||
178 | "name": "Gas exchange", | 178 | "name": "Gas exchange", | ||
179 | "state": "active", | 179 | "state": "active", | ||
180 | "vocabulary_id": null | 180 | "vocabulary_id": null | ||
181 | }, | 181 | }, | ||
182 | { | 182 | { | ||
183 | "display_name": "LandscapeDNDC", | 183 | "display_name": "LandscapeDNDC", | ||
184 | "id": "43ae5f71-3ac7-407c-b910-1ab673225785", | 184 | "id": "43ae5f71-3ac7-407c-b910-1ab673225785", | ||
185 | "name": "LandscapeDNDC", | 185 | "name": "LandscapeDNDC", | ||
186 | "state": "active", | 186 | "state": "active", | ||
187 | "vocabulary_id": null | 187 | "vocabulary_id": null | ||
188 | }, | 188 | }, | ||
189 | { | 189 | { | ||
190 | "display_name": "West Africa", | 190 | "display_name": "West Africa", | ||
191 | "id": "69be73a9-03eb-4d41-9011-c185827d90ee", | 191 | "id": "69be73a9-03eb-4d41-9011-c185827d90ee", | ||
192 | "name": "West Africa", | 192 | "name": "West Africa", | ||
193 | "state": "active", | 193 | "state": "active", | ||
194 | "vocabulary_id": null | 194 | "vocabulary_id": null | ||
195 | }, | 195 | }, | ||
196 | { | 196 | { | ||
197 | "display_name": "biomass production", | 197 | "display_name": "biomass production", | ||
198 | "id": "0604e1c4-a780-4e64-a646-8c18df1f74cb", | 198 | "id": "0604e1c4-a780-4e64-a646-8c18df1f74cb", | ||
199 | "name": "biomass production", | 199 | "name": "biomass production", | ||
200 | "state": "active", | 200 | "state": "active", | ||
201 | "vocabulary_id": null | 201 | "vocabulary_id": null | ||
202 | } | 202 | } | ||
203 | ], | 203 | ], | ||
204 | "title": "Modelling gas exchange and biomass production in west | 204 | "title": "Modelling gas exchange and biomass production in west | ||
205 | african sahelian and sudanian ecological zones", | 205 | african sahelian and sudanian ecological zones", | ||
206 | "type": "vdataset", | 206 | "type": "vdataset", | ||
207 | "url": "https://doi.org/10.35097/437" | 207 | "url": "https://doi.org/10.35097/437" | ||
208 | } | 208 | } |