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Effects of deforestation on multitaxa community similarity in the Brazilian Atlantic Forest. 砍伐森林对巴西大西洋森林中多轴类群落相似性的影响。
IF 5.2 1区 环境科学与生态学
Conservation Biology Pub Date : 2024-11-20 DOI: 10.1111/cobi.14419
Daniel Maurenza, Renato Crouzeilles, Jayme Augusto Prevedello, Mauricio Almeida-Gomes, Marina Schmoeler, Renata Pardini, Cristina Banks-Leite, Marcus Vinicius Vieira, Jean Paul Metzger, Carlos Roberto Fonseca, Marina Zanin, Alex Fernando Mendes, Andrea Larissa Boesing, Andréia Alves Rezende, Bruno Karol Cordeiro Filgueiras, Camila Dos Santos de Barros, Candelaria Estavillo, Carlos A Peres, Carolina Franco Esteves, Dary Rigueira, Deborah Faria, Eduardo Mariano-Neto, Eliana Cazetta, Elivane Salete Capellesso, Emerson Monteiro Vieira, Erica Hasui, Euvaldo Marciano Santos Silva Júnior, Flavio Nunes Ramos, Francisco Sanches Gomes, Gabriela Paise, Inara Roberta Leal, José Carlos Morante-Filho, Juliano André Bogoni, Katia Maria Paschoaletto Micchi de Barros Ferraz, Larissa Rocha-Santos, Luciana Carvalho Dos Reis, Luciano Carramaschi de Alagão Querido, Luiz Fernando Silva Magnago, Luiz Gustavo Rodrigues Oliveira Santos, Marcelo Passamani, Marcelo Tabarelli, Marcia Cristina Mendes Marques, Marilia Mascarenhas Lima, Marlla Alves Matos, Maurício Eduardo Graipel, Maxwell Souza Silveira, Michaele de Souza Pessoa, Nathália Vieira Hissa Safar, Pedro Henrique Santin Brancalion, Tiago Jordão Porto, Thomas Püttker
{"title":"Effects of deforestation on multitaxa community similarity in the Brazilian Atlantic Forest.","authors":"Daniel Maurenza, Renato Crouzeilles, Jayme Augusto Prevedello, Mauricio Almeida-Gomes, Marina Schmoeler, Renata Pardini, Cristina Banks-Leite, Marcus Vinicius Vieira, Jean Paul Metzger, Carlos Roberto Fonseca, Marina Zanin, Alex Fernando Mendes, Andrea Larissa Boesing, Andréia Alves Rezende, Bruno Karol Cordeiro Filgueiras, Camila Dos Santos de Barros, Candelaria Estavillo, Carlos A Peres, Carolina Franco Esteves, Dary Rigueira, Deborah Faria, Eduardo Mariano-Neto, Eliana Cazetta, Elivane Salete Capellesso, Emerson Monteiro Vieira, Erica Hasui, Euvaldo Marciano Santos Silva Júnior, Flavio Nunes Ramos, Francisco Sanches Gomes, Gabriela Paise, Inara Roberta Leal, José Carlos Morante-Filho, Juliano André Bogoni, Katia Maria Paschoaletto Micchi de Barros Ferraz, Larissa Rocha-Santos, Luciana Carvalho Dos Reis, Luciano Carramaschi de Alagão Querido, Luiz Fernando Silva Magnago, Luiz Gustavo Rodrigues Oliveira Santos, Marcelo Passamani, Marcelo Tabarelli, Marcia Cristina Mendes Marques, Marilia Mascarenhas Lima, Marlla Alves Matos, Maurício Eduardo Graipel, Maxwell Souza Silveira, Michaele de Souza Pessoa, Nathália Vieira Hissa Safar, Pedro Henrique Santin Brancalion, Tiago Jordão Porto, Thomas Püttker","doi":"10.1111/cobi.14419","DOIUrl":"https://doi.org/10.1111/cobi.14419","url":null,"abstract":"<p><p>Habitat loss can lead to biotic homogenization (decrease in β diversity) or differentiation (increase in β diversity) of biological communities. However, it is unclear which of these ecological processes predominates in human-modified landscapes. We used data on vertebrates, invertebrates, and plants to quantify β diversity based on species occurrence and abundance among communities in 1367 landscapes with varying amounts of habitat (<30%, 30-60%, or >60% of forest cover) throughout the Brazilian Atlantic Forest. Decreases in habitat amount below 30% led to increased compositional similarity of vertebrate and invertebrate communities, which may indicate a process of biotic homogenization throughout the Brazilian Atlantic Forest. No pattern was detected in plant communities. We found that habitat loss was associated with a deterministic increase in faunal community similarity, which is consistent with a selected subset of species being capable of thriving in human-modified landscapes. The lack of pattern found in plants was consistent with known variation between taxa in community responses to habitat amount. Brazilian legislation requiring the preservation of 20% of Atlantic Forest native vegetation may be insufficient to prevent the biotic homogenization of faunal communities. Our results highlight the importance of preserving large amounts of habitat, providing source areas for the recolonization of deforested landscapes, and avoiding large-scale impacts of homogenization of the Brazilian Atlantic Forest.</p>","PeriodicalId":10689,"journal":{"name":"Conservation Biology","volume":" ","pages":"e14419"},"PeriodicalIF":5.2,"publicationDate":"2024-11-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142675018","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Advancing at-risk species recovery planning in an era of rapid ecological change with a transparent, flexible, and expert-engaged approach. 在生态快速变化的时代,以透明、灵活和专家参与的方式推进濒危物种恢复规划。
IF 5.2 1区 环境科学与生态学
Conservation Biology Pub Date : 2024-11-19 DOI: 10.1111/cobi.14421
Lucas Berio Fortini, Christina R Leopold, Fred Amidon, Devin R Leopold, J Scott Fretz, James D Jacobi, Loyal Mehrhoff, Jonathan P Price, Fern Duvall, Matthew Keir, Hank Oppenheimer, Lauren Weisenberger, Robert Sutter
{"title":"Advancing at-risk species recovery planning in an era of rapid ecological change with a transparent, flexible, and expert-engaged approach.","authors":"Lucas Berio Fortini, Christina R Leopold, Fred Amidon, Devin R Leopold, J Scott Fretz, James D Jacobi, Loyal Mehrhoff, Jonathan P Price, Fern Duvall, Matthew Keir, Hank Oppenheimer, Lauren Weisenberger, Robert Sutter","doi":"10.1111/cobi.14421","DOIUrl":"10.1111/cobi.14421","url":null,"abstract":"<p><p>In the face of unprecedented ecological changes, the conservation community needs strategies to recover species at risk of extinction. On the Island of Maui, we collaborated with species experts and managers to assist with climate-resilient recovery planning for 36 at-risk native plant species by identifying priority areas for the management of recovery populations. To do this, we developed a tailored spatial conservation prioritization (SCP) approach distinguished by its emphasis on transparency, flexibility, and expert (TFE) engagement. Our TFE SCP approach consisted of 2 iterative steps: first, the generation of multiple candidate conservation footprints (i.e., prioritization solutions) with a flexible greedy algorithm that reflects conservation practitioners' priorities and, second, the selection of an optimal conservation footprint based on the consideration of trade-offs in expert-agreed criteria among footprints. This process maximized buy-in by involving conservation practitioners and experts throughout, from setting goals to reviewing optimization data, defining optimization rules, and designating planning units meaningful to practitioners. We minimized the conservation footprint area necessary to meet recovery goals while incorporating species-specific measures of habitat suitability and climate resilience and retaining species-specific information for guiding recovery efforts. Our approach reduced the overall necessary conservation area by 36%, compared with selecting optimal recovery habitats for each species separately, and still identified high-quality habitat for individual species. Compared with prioritizr (an existing SCP tool), our approach identified a conservation area of equal size but with higher quality habitat. By integrating the strengths of existing techniques in a flexible and transparent design, our approach can address natural resource management constraints and provide outputs suitable for local recovery planning, consequently enhancing engagement and buy-in from conservation practitioners and experts. It demonstrates a step forward in making conservation planning more responsive to real-world complexities and helps reduce barriers to implementation for local conservation practitioners.</p>","PeriodicalId":10689,"journal":{"name":"Conservation Biology","volume":" ","pages":"e14421"},"PeriodicalIF":5.2,"publicationDate":"2024-11-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142667170","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Lessons from a Rubik's Cube to solve the biodiversity crisis. 从魔方中吸取教训,解决生物多样性危机。
IF 5.2 1区 环境科学与生态学
Conservation Biology Pub Date : 2024-11-19 DOI: 10.1111/cobi.14416
Ana M M Sequeira, Erika J E Techera
{"title":"Lessons from a Rubik's Cube to solve the biodiversity crisis.","authors":"Ana M M Sequeira, Erika J E Techera","doi":"10.1111/cobi.14416","DOIUrl":"10.1111/cobi.14416","url":null,"abstract":"<p><p>Global biodiversity is facing unprecedented pressures, calling into question the effectiveness of existing governance systems aimed at halting extinctions. Renewed hope arose with the recent Conference of the Parties (COP) to the Convention on Biological Diversity (COP15 December 2022) and the Convention on International Trade in Endangered Species (COP19 November 2022). Yet, barriers remain that hamper biodiversity conservation. Identifying and overcoming these barriers is crucial for success. We considered previous lessons learned to show that current barriers to conservation are centered on a multidimensional array of mismatches among legal (law), ecological (science), and sociocultural (human) dimensions across the short, medium, and long term. Focusing on highly migratory marine megafauna (whales, sharks, and turtles), we used the Rubik's cube as a metaphor to conceptualize the multidimensional mismatches and devised a pathway for solutions that is highly dependent on strict alignment across all dimensions. We recommend the continuous cycling across all dimension interfaces to align the use (and update) of regulations and processes in law, improve data and experimentation methods in science, and develop education and engagement actions in the human dimension. This timely alignment across all dimensions is key to achieving biodiversity targets and avoiding further extinctions.</p>","PeriodicalId":10689,"journal":{"name":"Conservation Biology","volume":" ","pages":"e14416"},"PeriodicalIF":5.2,"publicationDate":"2024-11-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142667187","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Assessing disturbances in surviving primary forests of Europe. 评估欧洲幸存原始森林中的干扰。
IF 5.2 1区 环境科学与生态学
Conservation Biology Pub Date : 2024-11-19 DOI: 10.1111/cobi.14404
José I Barredo, Inés Marí Rivero, Klára Janoušková
{"title":"Assessing disturbances in surviving primary forests of Europe.","authors":"José I Barredo, Inés Marí Rivero, Klára Janoušková","doi":"10.1111/cobi.14404","DOIUrl":"10.1111/cobi.14404","url":null,"abstract":"<p><p>Primary forests are of paramount importance for biodiversity conservation and the provision of ecosystem services. In Europe, these forests are scarce and threatened by human activities. However, a comprehensive assessment of the magnitude of disturbances in these forests is lacking, due in part to their incomplete mapping. We sought to provide a systematic assessment of disturbances in primary forests in Europe based on remotely sensed imagery from 1986 to 2020. We assessed the total area disturbed, rate of area disturbed, and disturbance severity, at the country, biogeographical, and continental level. Maps of potential primary forests were used to mitigate gaps in maps of documented primary forests. We found a widespread and significant increase in primary forest disturbance rates across Europe and heightened disturbance severity in many biogeographical regions. These findings are consistent with current evidence and associate the ongoing decline of primary forests in Europe with human activity in many jurisdictions. Considering the limited extent of primary forests in Europe and the high risk of their further loss, urgent and decisive measures are imperative to ensure the strict protection of remnants of these invaluable forests. This includes the establishment of protected areas around primary forests, expansion of old-growth zones around small primary forest fragments, and rewilding efforts.</p>","PeriodicalId":10689,"journal":{"name":"Conservation Biology","volume":" ","pages":"e14404"},"PeriodicalIF":5.2,"publicationDate":"2024-11-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142667184","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effectiveness of protected areas in the Caucasus Mountains in preventing rangeland degradation. 高加索山脉保护区在防止牧场退化方面的成效。
IF 5.2 1区 环境科学与生态学
Conservation Biology Pub Date : 2024-11-12 DOI: 10.1111/cobi.14415
Arash Ghoddousi, Marie Pratzer, Katarzyna E Lewinska, Juliana Eggers, Benjamin Bleyhl, Hüseyin Ambarli, Marine Arakelyan, Elshad Askerov, Van Butsic, Astghik Ghazaryan, Bejan Lortkipanidze, Volker C Radeloff, Tobias Kuemmerle
{"title":"Effectiveness of protected areas in the Caucasus Mountains in preventing rangeland degradation.","authors":"Arash Ghoddousi, Marie Pratzer, Katarzyna E Lewinska, Juliana Eggers, Benjamin Bleyhl, Hüseyin Ambarli, Marine Arakelyan, Elshad Askerov, Van Butsic, Astghik Ghazaryan, Bejan Lortkipanidze, Volker C Radeloff, Tobias Kuemmerle","doi":"10.1111/cobi.14415","DOIUrl":"https://doi.org/10.1111/cobi.14415","url":null,"abstract":"<p><p>As land use intensifies globally, it increasingly exerts pressure on protected areas. Despite open, nonforested landscapes comprising up to 40% of protected areas globally, assessments have predominately focused on forests, overlooking the major pressures on rangelands from livestock overgrazing and land conversion. Across the southern Caucasus, a biodiversity hotspot extending over 5 countries, we conducted a broadscale assessment of the extent to which protected areas mitigate land-use pressure on rangelands in them. Using satellite-based indicators of rangeland vegetation greenness from 1988 to 2019, we assessed the effectiveness of 52 protected areas. This period encompassed the collapse of the Soviet Union, economic crises, armed conflicts, and a major expansion of the protected area network. We applied matching statistics combined with fixed-effects panel regressions to quantify the effectiveness of protected areas in curbing degradation as indicated by green vegetation loss. Protected areas were, overall, largely ineffective. Green vegetation loss was higher inside than outside protected areas in most countries, except for Georgia and Turkey. Multiple-use protected areas (IUCN categories IV-VI) were even more ineffective in reducing vegetation loss than strictly protected areas (I & II), highlighting the need for better aligning conservation and development targets in these areas. Mapping >10,000 livestock corrals from satellite images showed that protected areas with a relatively high density of livestock corrals had markedly high green vegetation loss. Ineffectiveness appeared driven by livestock overgrazing. Our key finding was that protected areas did not curb rangeland degradation in the Caucasus. This situation is likely emblematic of many regions worldwide, which highlights the need to incorporate degradation and nonforest ecosystems into effectiveness assessments.</p>","PeriodicalId":10689,"journal":{"name":"Conservation Biology","volume":" ","pages":"e14415"},"PeriodicalIF":5.2,"publicationDate":"2024-11-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142616313","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effects of snake fungal disease (ophidiomycosis) on the skin microbiome across two major experimental scales. 蛇真菌病(蛇皮癣菌病)对两种主要实验规模的皮肤微生物组的影响。
IF 5.2 1区 环境科学与生态学
Conservation Biology Pub Date : 2024-11-12 DOI: 10.1111/cobi.14411
Alexander S Romer, Matthew Grisnik, Jason W Dallas, William Sutton, Christopher M Murray, Rebecca H Hardman, Tom Blanchard, Ryan J Hanscom, Rulon W Clark, Cody Godwin, N Reed Alexander, Kylie C Moe, Vincent A Cobb, Jesse Eaker, Rob Colvin, Dustin Thames, Chris Ogle, Josh Campbell, Carlin Frost, Rachel L Brubaker, Shawn D Snyder, Alexander J Rurik, Chloe E Cummins, David W Ludwig, Joshua L Phillips, Donald M Walker
{"title":"Effects of snake fungal disease (ophidiomycosis) on the skin microbiome across two major experimental scales.","authors":"Alexander S Romer, Matthew Grisnik, Jason W Dallas, William Sutton, Christopher M Murray, Rebecca H Hardman, Tom Blanchard, Ryan J Hanscom, Rulon W Clark, Cody Godwin, N Reed Alexander, Kylie C Moe, Vincent A Cobb, Jesse Eaker, Rob Colvin, Dustin Thames, Chris Ogle, Josh Campbell, Carlin Frost, Rachel L Brubaker, Shawn D Snyder, Alexander J Rurik, Chloe E Cummins, David W Ludwig, Joshua L Phillips, Donald M Walker","doi":"10.1111/cobi.14411","DOIUrl":"https://doi.org/10.1111/cobi.14411","url":null,"abstract":"<p><p>Emerging infectious diseases are increasingly recognized as a significant threat to global biodiversity conservation. Elucidating the relationship between pathogens and the host microbiome could lead to novel approaches for mitigating disease impacts. Pathogens can alter the host microbiome by inducing dysbiosis, an ecological state characterized by a reduction in bacterial alpha diversity, an increase in pathobionts, or a shift in beta diversity. We used the snake fungal disease (SFD; ophidiomycosis), system to examine how an emerging pathogen may induce dysbiosis across two experimental scales. We used quantitative polymerase chain reaction, bacterial amplicon sequencing, and a deep learning neural network to characterize the skin microbiome of free-ranging snakes across a broad phylogenetic and spatial extent. Habitat suitability models were used to find variables associated with fungal presence on the landscape. We also conducted a laboratory study of northern watersnakes to examine temporal changes in the skin microbiome following inoculation with Ophidiomyces ophidiicola. Patterns characteristic of dysbiosis were found at both scales, as were nonlinear changes in alpha and alterations in beta diversity, although structural-level and dispersion changes differed between field and laboratory contexts. The neural network was far more accurate (99.8% positive predictive value [PPV]) in predicting disease state than other analytic techniques (36.4% PPV). The genus Pseudomonas was characteristic of disease-negative microbiomes, whereas, positive snakes were characterized by the pathobionts Chryseobacterium, Paracoccus, and Sphingobacterium. Geographic regions suitable for O. ophidiicola had high pathogen loads (>0.66 maximum sensitivity + specificity). We found that pathogen-induced dysbiosis of the microbiome followed predictable trends, that disease state could be classified with neural network analyses, and that habitat suitability models predicted habitat for the SFD pathogen.</p>","PeriodicalId":10689,"journal":{"name":"Conservation Biology","volume":" ","pages":"e14411"},"PeriodicalIF":5.2,"publicationDate":"2024-11-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142616315","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Defaunation impacts on the carbon balance of tropical forests. 荒漠化对热带森林碳平衡的影响。
IF 5.2 1区 环境科学与生态学
Conservation Biology Pub Date : 2024-10-28 DOI: 10.1111/cobi.14414
Jedediah F Brodie, Carolina Bello, Carine Emer, Mauro Galetti, Matthew S Luskin, Anand Osuri, Carlos A Peres, Annina Stoll, Nacho Villar, Ana-Benítez López
{"title":"Defaunation impacts on the carbon balance of tropical forests.","authors":"Jedediah F Brodie, Carolina Bello, Carine Emer, Mauro Galetti, Matthew S Luskin, Anand Osuri, Carlos A Peres, Annina Stoll, Nacho Villar, Ana-Benítez López","doi":"10.1111/cobi.14414","DOIUrl":"https://doi.org/10.1111/cobi.14414","url":null,"abstract":"<p><p>The urgent need to mitigate and adapt to climate change necessitates a comprehensive understanding of carbon cycling dynamics. Traditionally, global carbon cycle models have focused on vegetation, but recent research suggests that animals can play a significant role in carbon dynamics under some circumstances, potentially enhancing the effectiveness of nature-based solutions to mitigate climate change. However, links between animals, plants, and carbon remain unclear. We explored the complex interactions between defaunation and ecosystem carbon in Earth's most biodiverse and carbon-rich biome, tropical rainforests. Defaunation can change patterns of seed dispersal, granivory, and herbivory in ways that alter tree species composition and, therefore, forest carbon above- and belowground. Most studies we reviewed show that defaunation reduces carbon storage 0-26% in the Neo- and Afrotropics, primarily via population declines in large-seeded, animal-dispersed trees. However, Asian forests are not predicted to experience changes because their high-carbon trees are wind dispersed. Extrapolating these local effects to entire ecosystems implies losses of ∼1.6 Pg CO<sub>2</sub> equivalent across the Brazilian Atlantic Forest and 4-9.2 Pg across the Amazon over 100 years and of ∼14.7-26.3 Pg across the Congo basin over 250 years. In addition to being hard to quantify with precision, the effects of defaunation on ecosystem carbon are highly context dependent; outcomes varied based on the balance between antagonist and mutualist species interactions, abiotic conditions, human pressure, and numerous other factors. A combination of experiments, large-scale comparative studies, and mechanistic models could help disentangle the effects of defaunation from other anthropogenic forces in the face of the incredible complexity of tropical forest systems. Overall, our synthesis emphasizes the importance of-and inconsistent results when-integrating animal dynamics into carbon cycle models, which is crucial for developing climate change mitigation strategies and effective policies.</p>","PeriodicalId":10689,"journal":{"name":"Conservation Biology","volume":" ","pages":"e14414"},"PeriodicalIF":5.2,"publicationDate":"2024-10-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142496482","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Conceptual model for assessing a science-policy-management framework for threat mitigation. 评估减少威胁的科学-政策-管理框架的概念模型。
IF 5.2 1区 环境科学与生态学
Conservation Biology Pub Date : 2024-10-28 DOI: 10.1111/cobi.14413
Tom Le Breton, Mitchell Lyons, Bettina Ignacio, Tony D Auld, Mark Ooi
{"title":"Conceptual model for assessing a science-policy-management framework for threat mitigation.","authors":"Tom Le Breton, Mitchell Lyons, Bettina Ignacio, Tony D Auld, Mark Ooi","doi":"10.1111/cobi.14413","DOIUrl":"https://doi.org/10.1111/cobi.14413","url":null,"abstract":"<p><p>Fire regimes are changing globally, leading to an increased need for management interventions to protect human lives and interests, potentially conflicting with biodiversity conservation. We conceptualized 5 major aspects of the process required to address threats to flora and used this conceptual model to examine and identify areas for improvement. We focused on threat identification, policy design, and action implementation. We illustrated the application of the conceptual model through a case study in southeastern Australia, where policies have been designed to prevent hazard reduction burns from exposing threatened flora to high-frequency fire (HFF). We examined whether threatened species have been accurately identified as threatened by HFF, species were accounted for in key policies, and implementation of the policy reduced the incidence of HFF for target species. Species were mostly identified accurately as being threatened by HFF, and, broadly, the policy effectively minimized the threat from HFF. However, 96 species did not have HFF identified as a threat, and another 36 were missing from the policy entirely. Outcomes regarding the reduction of threat from HFF since policy introduction were species specific, despite an average increase in fire interval of 2 years. Despite the policy, over half (55%) the species studied have been affected by HFF since the policy was introduced. Although relatively minor improvements could optimize threat identification and policy design, the mixed success of action implementation highlights limitations that warrant further investigation. Our conceptual model enabled us to make clear and targeted recommendations for how different aspects of the policy could be improved and where further work is needed. We propose the conceptual model can be useful in a variety of contexts.</p>","PeriodicalId":10689,"journal":{"name":"Conservation Biology","volume":" ","pages":"e14413"},"PeriodicalIF":5.2,"publicationDate":"2024-10-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142521227","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Mapping illegal trade routes of live cheetahs from the Horn of Africa to the Arabian Peninsula. 绘制从非洲之角到阿拉伯半岛的活猎豹非法贸易路线。
IF 5.2 1区 环境科学与生态学
Conservation Biology Pub Date : 2024-10-25 DOI: 10.1111/cobi.14412
Paul H Evangelista, Nicholas E Young, Darin K Schulte, Patricia D Tricorache, Matthew W Luizza, Sarah M Durant, Kelly W Jones, Nicholas Mitchell, Tomas Maule, Abdullahi H Ali, Redae T Tesfai, Peder S Engelstad
{"title":"Mapping illegal trade routes of live cheetahs from the Horn of Africa to the Arabian Peninsula.","authors":"Paul H Evangelista, Nicholas E Young, Darin K Schulte, Patricia D Tricorache, Matthew W Luizza, Sarah M Durant, Kelly W Jones, Nicholas Mitchell, Tomas Maule, Abdullahi H Ali, Redae T Tesfai, Peder S Engelstad","doi":"10.1111/cobi.14412","DOIUrl":"https://doi.org/10.1111/cobi.14412","url":null,"abstract":"<p><p>Less than 7000 cheetahs (Acinonyx jubatus) persist in Africa. Although human-wildlife conflict, habitat degradation, and loss of prey are major threats to cheetah populations, illegal trade in live cubs for pets may have the most significant impact on populations in the Horn of Africa. We developed a novel, stepwise decision support tool to predict probable trafficking routes by leveraging the power of distinct modeling approaches. First, we created a cheetah habitat suitability index (HSI) to determine where source cheetah populations may occur. We then created a trafficking network model linking known and predicted cheetah populations with documented destinations in the Arabian Peninsula. A significant area in Eastern Ethiopia and Northern Somalia was estimated to harbor undocumented cheetahs. When these predicted populations were used as a supply source, the trafficking network model showed multiple routes passing through Somaliland and across the Gulf of Aden to Yemen, supporting the notion that undocumented cheetahs may be supplying pet market demands. Though we demonstrate how our decision support tool can inform law enforcement, conservation strategies, and community engagement, we caution that our results are not fully validated due to limited accessibility, alternative trafficking routes, and the cryptic nature of illegal wildlife trade.</p>","PeriodicalId":10689,"journal":{"name":"Conservation Biology","volume":" ","pages":"e14412"},"PeriodicalIF":5.2,"publicationDate":"2024-10-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142496483","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A spatially explicit assessment of factors shaping attitudes toward African elephant conservation. 从空间角度明确评估影响人们对非洲象保护态度的因素。
IF 5.2 1区 环境科学与生态学
Conservation Biology Pub Date : 2024-10-22 DOI: 10.1111/cobi.14408
Sarah L Carroll, Susanne M Vogel, Purity Nititi Taek, Clevers Tumuti, Divya Vasudev, Varun Goswami, Jake Wall, Stephen Mwiu, Robin S Reid, Jonathan Salerno
{"title":"A spatially explicit assessment of factors shaping attitudes toward African elephant conservation.","authors":"Sarah L Carroll, Susanne M Vogel, Purity Nititi Taek, Clevers Tumuti, Divya Vasudev, Varun Goswami, Jake Wall, Stephen Mwiu, Robin S Reid, Jonathan Salerno","doi":"10.1111/cobi.14408","DOIUrl":"10.1111/cobi.14408","url":null,"abstract":"<p><p>Conservation plans that explicitly account for the social landscape where people and wildlife co-occur can yield more effective and equitable conservation practices and outcomes. Yet, social data remain underutilized, often because social data are treated as aspatial or are analyzed with approaches that do not quantify uncertainty or address bias in self-reported data. We conducted a survey (questionnaires) of 177 households in a multiuse landscape in the Kenya-Tanzania borderlands. In a mixed-methods approach, we used Bayesian hierarchical models to quantify and map local attitudes toward African elephant (Loxodonta africana) conservation while accounting for response bias and then combined inference from attitude models with thematic analysis of open-ended responses and cointerpretation of results with local communities to gain deeper understanding of what explains attitudes of people living with wildlife. Model estimates showed that believing elephants have sociocultural value increased the probability of respondents holding positive attitudes toward elephant conservation in general (mean increase = 0.31 [95% credible interval, CrI, 0.02-0.67]), but experiencing negative impacts from any wildlife species lowered the probability of respondents holding a positive attitude toward local elephant conservation (mean decrease = -0.20 [95% CrI -0.42 to 0.03]). Qualitative data revealed that safety and well-being concerns related to the perceived threats that elephants pose to human lives and livelihoods, and limited incentives to support conservation on community and private lands lowered positive local attitude probabilities and contributed to negative perceptions of human-elephant coexistence. Our spatially explicit modeling approach revealed fine-scale variation in drivers of conservation attitudes that can inform targeted conservation planning. Our results suggest that approaches focused on sustaining existing sociocultural values and relationships with wildlife, investing in well-being, and implementing species-agnostic approaches to wildlife impact mitigation could improve conservation outcomes in shared landscapes.</p>","PeriodicalId":10689,"journal":{"name":"Conservation Biology","volume":" ","pages":"e14408"},"PeriodicalIF":5.2,"publicationDate":"2024-10-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142459905","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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