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en How do roads affect the ecological processes and biodiversity? – summing up a systematic literature review for the decade 2008-2018.
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| 63 | "2020 IENE International Conference. Abstract book. Vol. 4.3.3", | 63 | "2020 IENE International Conference. Abstract book. Vol. 4.3.3", | ||
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| 85 | "notes": "Roads affects ecological processes at a range of spatial | 85 | "notes": "Roads affects ecological processes at a range of spatial | ||
| 86 | scales, and studies document both negative and positive effects on | 86 | scales, and studies document both negative and positive effects on | ||
| 87 | natural capital and ecological processes. Still there are too large | 87 | natural capital and ecological processes. Still there are too large | ||
| 88 | knowledge gaps and geographic and taxonomic biases to draw conclusions | 88 | knowledge gaps and geographic and taxonomic biases to draw conclusions | ||
| 89 | and guide road authorities. We used a systematic review approach to | 89 | and guide road authorities. We used a systematic review approach to | ||
| 90 | synthesise current knowledge and identify knowledge gaps. We used a | 90 | synthesise current knowledge and identify knowledge gaps. We used a | ||
| 91 | broad search string and limited our search to the period 2008 -2018. | 91 | broad search string and limited our search to the period 2008 -2018. | ||
| 92 | This gave a total of about 2000 unique papers. Title and abstract | 92 | This gave a total of about 2000 unique papers. Title and abstract | ||
| 93 | screening reduced this to 473 papers where we included studies that | 93 | screening reduced this to 473 papers where we included studies that | ||
| 94 | estimate, model or review effects of roads on population processes, | 94 | estimate, model or review effects of roads on population processes, | ||
| 95 | demography, distribution, occurrence, abundance, biodiversity, | 95 | demography, distribution, occurrence, abundance, biodiversity, | ||
| 96 | behaviour and landscape connectivity. Papers that passed the initial | 96 | behaviour and landscape connectivity. Papers that passed the initial | ||
| 97 | screening criteria were screened on full-text, grouped into themes and | 97 | screening criteria were screened on full-text, grouped into themes and | ||
| 98 | explored in more detail to detect patterns related to geography, road | 98 | explored in more detail to detect patterns related to geography, road | ||
| 99 | types, habitat types, management and responses recorded. This grouping | 99 | types, habitat types, management and responses recorded. This grouping | ||
| 100 | was based on whether papers addressed invasive species; population | 100 | was based on whether papers addressed invasive species; population | ||
| 101 | genetics; edge effects, landscape perspectives; population processes; | 101 | genetics; edge effects, landscape perspectives; population processes; | ||
| 102 | biodiversity; dispersal and connectivity; roadside construction and | 102 | biodiversity; dispersal and connectivity; roadside construction and | ||
| 103 | management; verges as habitats and resource; ecological traps; | 103 | management; verges as habitats and resource; ecological traps; | ||
| 104 | roadkill; pollution and ecotoxicology; verges as refugees and | 104 | roadkill; pollution and ecotoxicology; verges as refugees and | ||
| 105 | conservation approaches; noise; urbanisation; or ecosystem services. | 105 | conservation approaches; noise; urbanisation; or ecosystem services. | ||
| 106 | These groups of papers were then reviewed using a narrative approach. | 106 | These groups of papers were then reviewed using a narrative approach. | ||
| 107 | Biodiversity was addressed in 175 papers as the largest category of | 107 | Biodiversity was addressed in 175 papers as the largest category of | ||
| 108 | papers, mainly with a focus on taxonomic diversity and often within a | 108 | papers, mainly with a focus on taxonomic diversity and often within a | ||
| 109 | narrow phylogenetic focus. 130 studies addressed different landscape | 109 | narrow phylogenetic focus. 130 studies addressed different landscape | ||
| 110 | perspectives, some in combination with details on fragmentation, | 110 | perspectives, some in combination with details on fragmentation, | ||
| 111 | population genetics, dispersal and connectivity. The majority of | 111 | population genetics, dispersal and connectivity. The majority of | ||
| 112 | papers on movement and dispersal, however, addressed processes at | 112 | papers on movement and dispersal, however, addressed processes at | ||
| 113 | smaller spatial scales. A good number of papers (124) explored the | 113 | smaller spatial scales. A good number of papers (124) explored the | ||
| 114 | role of road verges as habitats or providers of resources. In a subset | 114 | role of road verges as habitats or providers of resources. In a subset | ||
| 115 | of the papers, this was linked to the role of roadsides as refuges or | 115 | of the papers, this was linked to the role of roadsides as refuges or | ||
| 116 | their role in conservation. There were over 100 papers addressing | 116 | their role in conservation. There were over 100 papers addressing | ||
| 117 | demography and population processes involving a broad range of | 117 | demography and population processes involving a broad range of | ||
| 118 | measured or estimated effects and only a few in combination with | 118 | measured or estimated effects and only a few in combination with | ||
| 119 | population genetics. Edge effects were also rather well described for | 119 | population genetics. Edge effects were also rather well described for | ||
| 120 | a wide range of organisms (108 papers) sometimes linked to abiotic | 120 | a wide range of organisms (108 papers) sometimes linked to abiotic | ||
| 121 | explanatory variables. We found that, despite strong negative effects | 121 | explanatory variables. We found that, despite strong negative effects | ||
| 122 | of processes and factors such as noise, barrier effects, vehicle | 122 | of processes and factors such as noise, barrier effects, vehicle | ||
| 123 | collisions and landscape fragmentation, HTI can contain considerable | 123 | collisions and landscape fragmentation, HTI can contain considerable | ||
| 124 | biological diversity and species richness, contribute to structural | 124 | biological diversity and species richness, contribute to structural | ||
| 125 | and resource heterogeneity in the landscape, and function as corridors | 125 | and resource heterogeneity in the landscape, and function as corridors | ||
| 126 | for a diverse set of organisms. However, evidence of these | 126 | for a diverse set of organisms. However, evidence of these | ||
| 127 | contributions is fragmented, with high species-specificity in | 127 | contributions is fragmented, with high species-specificity in | ||
| 128 | responses (especially in animals), but also a strong impact of the | 128 | responses (especially in animals), but also a strong impact of the | ||
| 129 | landscape configuration and resources. A shift in focus from species | 129 | landscape configuration and resources. A shift in focus from species | ||
| 130 | occurrence to processes and functions at population and community | 130 | occurrence to processes and functions at population and community | ||
| 131 | level; addressing the importance of connectivity towards and away from | 131 | level; addressing the importance of connectivity towards and away from | ||
| 132 | the roads, integrating habitats along roads in a larger landscape; and | 132 | the roads, integrating habitats along roads in a larger landscape; and | ||
| 133 | approaches to identify and prioritise critical components and | 133 | approaches to identify and prioritise critical components and | ||
| 134 | trade-offs during road construction and maintenance are among the | 134 | trade-offs during road construction and maintenance are among the | ||
| 135 | major knowledge gaps to be addressed in future research.", | 135 | major knowledge gaps to be addressed in future research.", | ||
| 136 | "notes_translated": { | 136 | "notes_translated": { | ||
| 137 | "en": "Roads affects ecological processes at a range of spatial | 137 | "en": "Roads affects ecological processes at a range of spatial | ||
| 138 | scales, and studies document both negative and positive effects on | 138 | scales, and studies document both negative and positive effects on | ||
| 139 | natural capital and ecological processes. Still there are too large | 139 | natural capital and ecological processes. Still there are too large | ||
| 140 | knowledge gaps and geographic and taxonomic biases to draw conclusions | 140 | knowledge gaps and geographic and taxonomic biases to draw conclusions | ||
| 141 | and guide road authorities. We used a systematic review approach to | 141 | and guide road authorities. We used a systematic review approach to | ||
| 142 | synthesise current knowledge and identify knowledge gaps. We used a | 142 | synthesise current knowledge and identify knowledge gaps. We used a | ||
| 143 | broad search string and limited our search to the period 2008 -2018. | 143 | broad search string and limited our search to the period 2008 -2018. | ||
| 144 | This gave a total of about 2000 unique papers. Title and abstract | 144 | This gave a total of about 2000 unique papers. Title and abstract | ||
| 145 | screening reduced this to 473 papers where we included studies that | 145 | screening reduced this to 473 papers where we included studies that | ||
| 146 | estimate, model or review effects of roads on population processes, | 146 | estimate, model or review effects of roads on population processes, | ||
| 147 | demography, distribution, occurrence, abundance, biodiversity, | 147 | demography, distribution, occurrence, abundance, biodiversity, | ||
| 148 | behaviour and landscape connectivity. Papers that passed the initial | 148 | behaviour and landscape connectivity. Papers that passed the initial | ||
| 149 | screening criteria were screened on full-text, grouped into themes and | 149 | screening criteria were screened on full-text, grouped into themes and | ||
| 150 | explored in more detail to detect patterns related to geography, road | 150 | explored in more detail to detect patterns related to geography, road | ||
| 151 | types, habitat types, management and responses recorded. This grouping | 151 | types, habitat types, management and responses recorded. This grouping | ||
| 152 | was based on whether papers addressed invasive species; population | 152 | was based on whether papers addressed invasive species; population | ||
| 153 | genetics; edge effects, landscape perspectives; population processes; | 153 | genetics; edge effects, landscape perspectives; population processes; | ||
| 154 | biodiversity; dispersal and connectivity; roadside construction and | 154 | biodiversity; dispersal and connectivity; roadside construction and | ||
| 155 | management; verges as habitats and resource; ecological traps; | 155 | management; verges as habitats and resource; ecological traps; | ||
| 156 | roadkill; pollution and ecotoxicology; verges as refugees and | 156 | roadkill; pollution and ecotoxicology; verges as refugees and | ||
| 157 | conservation approaches; noise; urbanisation; or ecosystem services. | 157 | conservation approaches; noise; urbanisation; or ecosystem services. | ||
| 158 | These groups of papers were then reviewed using a narrative approach. | 158 | These groups of papers were then reviewed using a narrative approach. | ||
| 159 | Biodiversity was addressed in 175 papers as the largest category of | 159 | Biodiversity was addressed in 175 papers as the largest category of | ||
| 160 | papers, mainly with a focus on taxonomic diversity and often within a | 160 | papers, mainly with a focus on taxonomic diversity and often within a | ||
| 161 | narrow phylogenetic focus. 130 studies addressed different landscape | 161 | narrow phylogenetic focus. 130 studies addressed different landscape | ||
| 162 | perspectives, some in combination with details on fragmentation, | 162 | perspectives, some in combination with details on fragmentation, | ||
| 163 | population genetics, dispersal and connectivity. The majority of | 163 | population genetics, dispersal and connectivity. The majority of | ||
| 164 | papers on movement and dispersal, however, addressed processes at | 164 | papers on movement and dispersal, however, addressed processes at | ||
| 165 | smaller spatial scales. A good number of papers (124) explored the | 165 | smaller spatial scales. A good number of papers (124) explored the | ||
| 166 | role of road verges as habitats or providers of resources. In a subset | 166 | role of road verges as habitats or providers of resources. In a subset | ||
| 167 | of the papers, this was linked to the role of roadsides as refuges or | 167 | of the papers, this was linked to the role of roadsides as refuges or | ||
| 168 | their role in conservation. There were over 100 papers addressing | 168 | their role in conservation. There were over 100 papers addressing | ||
| 169 | demography and population processes involving a broad range of | 169 | demography and population processes involving a broad range of | ||
| 170 | measured or estimated effects and only a few in combination with | 170 | measured or estimated effects and only a few in combination with | ||
| 171 | population genetics. Edge effects were also rather well described for | 171 | population genetics. Edge effects were also rather well described for | ||
| 172 | a wide range of organisms (108 papers) sometimes linked to abiotic | 172 | a wide range of organisms (108 papers) sometimes linked to abiotic | ||
| 173 | explanatory variables. We found that, despite strong negative effects | 173 | explanatory variables. We found that, despite strong negative effects | ||
| 174 | of processes and factors such as noise, barrier effects, vehicle | 174 | of processes and factors such as noise, barrier effects, vehicle | ||
| 175 | collisions and landscape fragmentation, HTI can contain considerable | 175 | collisions and landscape fragmentation, HTI can contain considerable | ||
| 176 | biological diversity and species richness, contribute to structural | 176 | biological diversity and species richness, contribute to structural | ||
| 177 | and resource heterogeneity in the landscape, and function as corridors | 177 | and resource heterogeneity in the landscape, and function as corridors | ||
| 178 | for a diverse set of organisms. However, evidence of these | 178 | for a diverse set of organisms. However, evidence of these | ||
| 179 | contributions is fragmented, with high species-specificity in | 179 | contributions is fragmented, with high species-specificity in | ||
| 180 | responses (especially in animals), but also a strong impact of the | 180 | responses (especially in animals), but also a strong impact of the | ||
| 181 | landscape configuration and resources. A shift in focus from species | 181 | landscape configuration and resources. A shift in focus from species | ||
| 182 | occurrence to processes and functions at population and community | 182 | occurrence to processes and functions at population and community | ||
| 183 | level; addressing the importance of connectivity towards and away from | 183 | level; addressing the importance of connectivity towards and away from | ||
| 184 | the roads, integrating habitats along roads in a larger landscape; and | 184 | the roads, integrating habitats along roads in a larger landscape; and | ||
| 185 | approaches to identify and prioritise critical components and | 185 | approaches to identify and prioritise critical components and | ||
| 186 | trade-offs during road construction and maintenance are among the | 186 | trade-offs during road construction and maintenance are among the | ||
| 187 | major knowledge gaps to be addressed in future research.", | 187 | major knowledge gaps to be addressed in future research.", | ||
| 188 | "es": "Roads affects ecological processes at a range of spatial | 188 | "es": "Roads affects ecological processes at a range of spatial | ||
| 189 | scales, and studies document both negative and positive effects on | 189 | scales, and studies document both negative and positive effects on | ||
| 190 | natural capital and ecological processes. Still there are too large | 190 | natural capital and ecological processes. Still there are too large | ||
| 191 | knowledge gaps and geographic and taxonomic biases to draw conclusions | 191 | knowledge gaps and geographic and taxonomic biases to draw conclusions | ||
| 192 | and guide road authorities. We used a systematic review approach to | 192 | and guide road authorities. We used a systematic review approach to | ||
| 193 | synthesise current knowledge and identify knowledge gaps. We used a | 193 | synthesise current knowledge and identify knowledge gaps. We used a | ||
| 194 | broad search string and limited our search to the period 2008 -2018. | 194 | broad search string and limited our search to the period 2008 -2018. | ||
| 195 | This gave a total of about 2000 unique papers. Title and abstract | 195 | This gave a total of about 2000 unique papers. Title and abstract | ||
| 196 | screening reduced this to 473 papers where we included studies that | 196 | screening reduced this to 473 papers where we included studies that | ||
| 197 | estimate, model or review effects of roads on population processes, | 197 | estimate, model or review effects of roads on population processes, | ||
| 198 | demography, distribution, occurrence, abundance, biodiversity, | 198 | demography, distribution, occurrence, abundance, biodiversity, | ||
| 199 | behaviour and landscape connectivity. Papers that passed the initial | 199 | behaviour and landscape connectivity. Papers that passed the initial | ||
| 200 | screening criteria were screened on full-text, grouped into themes and | 200 | screening criteria were screened on full-text, grouped into themes and | ||
| 201 | explored in more detail to detect patterns related to geography, road | 201 | explored in more detail to detect patterns related to geography, road | ||
| 202 | types, habitat types, management and responses recorded. This grouping | 202 | types, habitat types, management and responses recorded. This grouping | ||
| 203 | was based on whether papers addressed invasive species; population | 203 | was based on whether papers addressed invasive species; population | ||
| 204 | genetics; edge effects, landscape perspectives; population processes; | 204 | genetics; edge effects, landscape perspectives; population processes; | ||
| 205 | biodiversity; dispersal and connectivity; roadside construction and | 205 | biodiversity; dispersal and connectivity; roadside construction and | ||
| 206 | management; verges as habitats and resource; ecological traps; | 206 | management; verges as habitats and resource; ecological traps; | ||
| 207 | roadkill; pollution and ecotoxicology; verges as refugees and | 207 | roadkill; pollution and ecotoxicology; verges as refugees and | ||
| 208 | conservation approaches; noise; urbanisation; or ecosystem services. | 208 | conservation approaches; noise; urbanisation; or ecosystem services. | ||
| 209 | These groups of papers were then reviewed using a narrative approach. | 209 | These groups of papers were then reviewed using a narrative approach. | ||
| 210 | Biodiversity was addressed in 175 papers as the largest category of | 210 | Biodiversity was addressed in 175 papers as the largest category of | ||
| 211 | papers, mainly with a focus on taxonomic diversity and often within a | 211 | papers, mainly with a focus on taxonomic diversity and often within a | ||
| 212 | narrow phylogenetic focus. 130 studies addressed different landscape | 212 | narrow phylogenetic focus. 130 studies addressed different landscape | ||
| 213 | perspectives, some in combination with details on fragmentation, | 213 | perspectives, some in combination with details on fragmentation, | ||
| 214 | population genetics, dispersal and connectivity. The majority of | 214 | population genetics, dispersal and connectivity. The majority of | ||
| 215 | papers on movement and dispersal, however, addressed processes at | 215 | papers on movement and dispersal, however, addressed processes at | ||
| 216 | smaller spatial scales. A good number of papers (124) explored the | 216 | smaller spatial scales. A good number of papers (124) explored the | ||
| 217 | role of road verges as habitats or providers of resources. In a subset | 217 | role of road verges as habitats or providers of resources. In a subset | ||
| 218 | of the papers, this was linked to the role of roadsides as refuges or | 218 | of the papers, this was linked to the role of roadsides as refuges or | ||
| 219 | their role in conservation. There were over 100 papers addressing | 219 | their role in conservation. There were over 100 papers addressing | ||
| 220 | demography and population processes involving a broad range of | 220 | demography and population processes involving a broad range of | ||
| 221 | measured or estimated effects and only a few in combination with | 221 | measured or estimated effects and only a few in combination with | ||
| 222 | population genetics. Edge effects were also rather well described for | 222 | population genetics. Edge effects were also rather well described for | ||
| 223 | a wide range of organisms (108 papers) sometimes linked to abiotic | 223 | a wide range of organisms (108 papers) sometimes linked to abiotic | ||
| 224 | explanatory variables. We found that, despite strong negative effects | 224 | explanatory variables. We found that, despite strong negative effects | ||
| 225 | of processes and factors such as noise, barrier effects, vehicle | 225 | of processes and factors such as noise, barrier effects, vehicle | ||
| 226 | collisions and landscape fragmentation, HTI can contain considerable | 226 | collisions and landscape fragmentation, HTI can contain considerable | ||
| 227 | biological diversity and species richness, contribute to structural | 227 | biological diversity and species richness, contribute to structural | ||
| 228 | and resource heterogeneity in the landscape, and function as corridors | 228 | and resource heterogeneity in the landscape, and function as corridors | ||
| 229 | for a diverse set of organisms. However, evidence of these | 229 | for a diverse set of organisms. However, evidence of these | ||
| 230 | contributions is fragmented, with high species-specificity in | 230 | contributions is fragmented, with high species-specificity in | ||
| 231 | responses (especially in animals), but also a strong impact of the | 231 | responses (especially in animals), but also a strong impact of the | ||
| 232 | landscape configuration and resources. A shift in focus from species | 232 | landscape configuration and resources. A shift in focus from species | ||
| 233 | occurrence to processes and functions at population and community | 233 | occurrence to processes and functions at population and community | ||
| 234 | level; addressing the importance of connectivity towards and away from | 234 | level; addressing the importance of connectivity towards and away from | ||
| 235 | the roads, integrating habitats along roads in a larger landscape; and | 235 | the roads, integrating habitats along roads in a larger landscape; and | ||
| 236 | approaches to identify and prioritise critical components and | 236 | approaches to identify and prioritise critical components and | ||
| 237 | trade-offs during road construction and maintenance are among the | 237 | trade-offs during road construction and maintenance are among the | ||
| 238 | major knowledge gaps to be addressed in future research." | 238 | major knowledge gaps to be addressed in future research." | ||
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