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Structure of plant-frugivorous bird interaction networks in two high Andean forests of southwestern Colombia 哥伦比亚西南部两片安第斯高山森林中植物与食草鸟类互动网络的结构
IF 3.5 2区 环境科学与生态学
Global Ecology and Conservation Pub Date : 2024-10-12 DOI: 10.1016/j.gecco.2024.e03254
David Angulo-Ortiz , Jorge Becoche-Mosquera , Luis Germán Gómez-Bernal
{"title":"Structure of plant-frugivorous bird interaction networks in two high Andean forests of southwestern Colombia","authors":"David Angulo-Ortiz ,&nbsp;Jorge Becoche-Mosquera ,&nbsp;Luis Germán Gómez-Bernal","doi":"10.1016/j.gecco.2024.e03254","DOIUrl":"10.1016/j.gecco.2024.e03254","url":null,"abstract":"<div><div>Plant-animal interactions are essential for the structure and functioning of ecosystems, especially in regions of high biodiversity such as the colombian Andes. This study focuses on the networks of frugivorous interactions between diurnal birds and plants in two high-Andean forests in southwestern Colombia, aiming to analyze the structure of these networks and determine the factors influencing their configuration. Using systematic observations in the Puracé National Natural Park and a forest remnant in Totoró, interactions were recorded over a two-year period. Standardized sampling methods were employed to quantify 454 and 307 feeding events in Puracé and Totoró, respectively. The results indicated a low overall connectivity in both networks, although a high degree of nestedness was observed. Key species like Miconia orcheotoma and Freziera canescens dominated the interactions, suggesting that factors beyond fruit abundance, such as fruit structure, a soft mesocarp, or color, may attract birds and influence network structure. At the network level, robustness showed that the networks could withstand species loss without collapsing, suggesting underlying stability despite low connectivity. In conclusion, this study highlights the importance of generalist plant species in maintaining the cohesion of frugivorous networks in high Andean forests, providing stability against environmental or anthropogenic changes. These findings underline the need to conserve both bird species and plant species to preserve the ecological functionality and ecosystem services provided by these critical ecosystems.</div></div>","PeriodicalId":54264,"journal":{"name":"Global Ecology and Conservation","volume":null,"pages":null},"PeriodicalIF":3.5,"publicationDate":"2024-10-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142535891","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Wolf and wild boar in the Alps: Trophic, temporal and spatial interactions in an Alpine protected area 阿尔卑斯山的狼和野猪:阿尔卑斯山保护区的营养、时间和空间相互作用
IF 3.5 2区 环境科学与生态学
Global Ecology and Conservation Pub Date : 2024-10-11 DOI: 10.1016/j.gecco.2024.e03253
Valerio Orazi , Arianna Balacchi , Irene Belardi , Emanuela Rabajoli , Bruno Bassano , Francesco Ferretti
{"title":"Wolf and wild boar in the Alps: Trophic, temporal and spatial interactions in an Alpine protected area","authors":"Valerio Orazi ,&nbsp;Arianna Balacchi ,&nbsp;Irene Belardi ,&nbsp;Emanuela Rabajoli ,&nbsp;Bruno Bassano ,&nbsp;Francesco Ferretti","doi":"10.1016/j.gecco.2024.e03253","DOIUrl":"10.1016/j.gecco.2024.e03253","url":null,"abstract":"<div><div>In predator-prey systems, interspecific interactions at the spatial and temporal scale may affect different components of the ecosystem. Despite a growing interest in the topic, little is known about these interactions in many regions, particularly in areas recently recolonized by apex predators, such as the Alps. Using a multidimensional approach, we assessed wolf-wild boar interactions in a recently recolonized protected area of the Western Alps (Gran Paradiso National Park, Italy) by combining camera trapping and wolf scat analyses. First, we quantified the importance of wild boar in the wolf diet by comparing two different periods (October 2018–September 2020 vs. October 2021–September 2022). Second, we evaluated prey selection in 2021–2022, when data on prey availability were collected. Then, we assessed spatiotemporal interactions between the wild boar and the wolf. Finally, we calculated combined spatiotemporal associations between the wolf and the wild boar in comparison to other ungulate prey. We found a remarkable increase in wild boar consumption between the two periods; roe deer and wild boar were consumed in proportion to their availability, while the chamois was positively selected and the red deer and the ibex were less consumed in relation to their availability. Although we found no negative association between wolf and wild boar detection rates, in winter the wild boar limited its temporal overlap with the predator by being less active in sites more frequently used by the wolf, suggesting some spatial modulation of a temporal antipredator response. Among ungulate species, the wild boar had the highest combined spatiotemporal association with the wolf, particularly in autumn-winter. Our results suggest complex interspecific interactions in alpine areas recently recolonized by the wolf.</div></div>","PeriodicalId":54264,"journal":{"name":"Global Ecology and Conservation","volume":null,"pages":null},"PeriodicalIF":3.5,"publicationDate":"2024-10-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142432297","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Development of root rot in Zanthoxylum bungeanum is closely linked to changes in soil microbial communities, enzyme activities, and physicochemical factors Zanthoxylum bungeanum 根腐病的发展与土壤微生物群落、酶活性和理化因子的变化密切相关
IF 3.5 2区 环境科学与生态学
Global Ecology and Conservation Pub Date : 2024-10-10 DOI: 10.1016/j.gecco.2024.e03249
Xiaolong Zhao, Xueqian Zhang, Zifei Li, Bingxu Wang, Tianqi Zhang, Pan Wan
{"title":"Development of root rot in Zanthoxylum bungeanum is closely linked to changes in soil microbial communities, enzyme activities, and physicochemical factors","authors":"Xiaolong Zhao,&nbsp;Xueqian Zhang,&nbsp;Zifei Li,&nbsp;Bingxu Wang,&nbsp;Tianqi Zhang,&nbsp;Pan Wan","doi":"10.1016/j.gecco.2024.e03249","DOIUrl":"10.1016/j.gecco.2024.e03249","url":null,"abstract":"<div><div>Due to the emergence of root rot (RR), it can cause harm to the health of <em>Zanthoxylum bungeanum</em> (<em>Z. bungeanum</em>) plants. However, the reason for this is not clear, and further research is needed. We selected healthy and RR-affected 6-year-old <em>Z. bungeanum</em> trees (infected for 1 year), collected their rhizosphere and bulk soils, and analyzed soil microbial communities, enzyme activities, and physicochemical properties. When the plants were diseased, soil water content (SWC), available potassium (AK), organic matter (OM) contents, β-1,4-glucosidase (β-G) activity, and fungal Shannon index significantly decreased, while bacterial Shannon index significantly increased in the rhizosphere soil. Soil total nitrogen (TN), SWC, AK, OM contents, and β-G and N-acetyl-glucosamine (NAG) activity significantly reduced, while fungal Simpson index significantly increased in the bulk soil. There were significant differences in the bacterial communities of bulk and rhizosphere soil. However, there were no obvious differences in the fungal communities. Pearson's correlation analysis showed that changes in soil microbial communities were significantly correlated with changes in the contents of TN, AK, OM, and SWC, as well as the activities of β-G and NAG. In summary, changes in soil AK, OM, SWC, and TN resulted in changes in microbial community composition, as well as changes in β-G and NAG activities, and these alterations may lead to RR in <em>Z. bungeanum</em>.</div></div>","PeriodicalId":54264,"journal":{"name":"Global Ecology and Conservation","volume":null,"pages":null},"PeriodicalIF":3.5,"publicationDate":"2024-10-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142419433","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The decline of ground nesting birds in Europe: Do we need to manage predation in addition to habitat? 欧洲地巢鸟类的减少:除了栖息地,我们还需要管理捕食吗?
IF 3.5 2区 环境科学与生态学
Global Ecology and Conservation Pub Date : 2024-10-10 DOI: 10.1016/j.gecco.2024.e03213
Barry J. McMahon , Susan Doyle , Francois Mougeot , Beatriz Arroyo
{"title":"The decline of ground nesting birds in Europe: Do we need to manage predation in addition to habitat?","authors":"Barry J. McMahon ,&nbsp;Susan Doyle ,&nbsp;Francois Mougeot ,&nbsp;Beatriz Arroyo","doi":"10.1016/j.gecco.2024.e03213","DOIUrl":"10.1016/j.gecco.2024.e03213","url":null,"abstract":"<div><div>Bird populations are declining globally with losses recorded in many European breeding birds. Habitat management measures have not resulted in widespread reversal of these declines. We analysed national bird population trends from ten European countries (France, Hungary, Ireland, the Netherlands, Poland, Portugal, Spain, Sweden, Switzerland and the UK) for which data on individual bird species was freely available online in relation to the species’ nesting strategy (‘ground-nesting’ or ‘other’), Annex I designation (‘designated’ or ‘not designated’) and association with agricultural habitats for breeding (‘associated’ or ‘not associated’). For each country in our dataset, we also broadly categorised the following factors: farming intensity; predator community complexity; and predator control effort. Our results showed additive effects of nesting strategy, designation, and breeding habitats on the likelihood of population decline. Ground-nesting birds were 86 % more likely to decline than birds with other nesting strategies. Annex I designated species of the Birds Directive were 50 % less likely to decline than non-designated birds. Birds breeding primarily in agricultural habitat were more likely to decline than birds breeding in other habitats, interactively with farming intensity. Homogenous trends across Europe (i.e. trends in two or more countries that were either not declining in all countries or declining in all countries), indicate that the probability of population decline was related to nesting strategy and breeding habitat. Ground-nesting birds were 15.6 times more likely than other birds to have a declining trend across Europe, and birds nesting in agricultural habitats were 17.8 times more likely to decline than birds nesting in other habitats. Our results highlight a widespread challenge, therefore widespread instruments (e.g. legislation, economic policies, agri-environment schemes) will be required to reverse these declines. Ground-nesting species requirements can be complex and multiple strategies will be needed to restore populations including the development of predation management tools.</div></div>","PeriodicalId":54264,"journal":{"name":"Global Ecology and Conservation","volume":null,"pages":null},"PeriodicalIF":3.5,"publicationDate":"2024-10-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142442792","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Shifting distribution patterns of an endemic conifer species in the Himalayan region under climate change: Past, present, and future 气候变化下喜马拉雅地区特有针叶树种分布模式的变化:过去、现在和未来
IF 3.5 2区 环境科学与生态学
Global Ecology and Conservation Pub Date : 2024-10-10 DOI: 10.1016/j.gecco.2024.e03250
Jiang-Yu Pu , Wen-Wen Guo , Hao-Tian Zhang , Wen-Ting Wang
{"title":"Shifting distribution patterns of an endemic conifer species in the Himalayan region under climate change: Past, present, and future","authors":"Jiang-Yu Pu ,&nbsp;Wen-Wen Guo ,&nbsp;Hao-Tian Zhang ,&nbsp;Wen-Ting Wang","doi":"10.1016/j.gecco.2024.e03250","DOIUrl":"10.1016/j.gecco.2024.e03250","url":null,"abstract":"<div><div>Species with narrow ranges, particularly rare and endangered ones, are more vulnerable to rapid climate change. The endangered Pinaceae species <em>Picea smithiana (Wall.) Boiss.</em> (<em>P. smithiana</em>)<em>,</em> endemic to the Himalayan region, is of significant economic and ecological importance. Understanding how its distribution responds to climate change is crucial for effective biodiversity conservation. Our research integrates three species distribution models, i.e. MaxEnt, Random Forest, and Support Vector Machine, to predict the suitable habitat of <em>P. smithiana</em> in the past, present, and future, and to analyze changes in their spatial distribution patterns. Our study also interprets its geographical distribution patterns through an analysis of multiple environmental factors within its suitable habitat. Our results indicate that, since the last glacial maximum, the suitable habitat of <em>P. smithiana</em> has been shifting towards high latitudes and altitudes, corresponding with its cold tolerance traits. Besides the Himalayan region, suitable habitat of <em>P. smithiana</em> were also predicted in Southwest China, despite a lack of observed occurrences, suggesting possible speciation events linked to the uplift of the Qinghai−Tibetan Plateau. Our study warns that the actual distribution of <em>P. smithiana</em> might be more pessimistic than predictions indicate, with protected areas encompassing less than 27 % of its suitable habitat. This highlights the critical need for intensified conservation and management measures to secure the long-term persistence of <em>P. smithiana</em>.</div></div>","PeriodicalId":54264,"journal":{"name":"Global Ecology and Conservation","volume":null,"pages":null},"PeriodicalIF":3.5,"publicationDate":"2024-10-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142418899","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Grassland ecosystem service value in the Tibetan Plateau has not recovered during 1995–2015 青藏高原的草地生态系统服务价值在 1995-2015 年间没有恢复
IF 3.5 2区 环境科学与生态学
Global Ecology and Conservation Pub Date : 2024-10-09 DOI: 10.1016/j.gecco.2024.e03248
Fayong Liu , Rongrong Lu , Chunsheng Wu
{"title":"Grassland ecosystem service value in the Tibetan Plateau has not recovered during 1995–2015","authors":"Fayong Liu ,&nbsp;Rongrong Lu ,&nbsp;Chunsheng Wu","doi":"10.1016/j.gecco.2024.e03248","DOIUrl":"10.1016/j.gecco.2024.e03248","url":null,"abstract":"<div><div>Grasslands in the Tibetan Plateau (TP) provide substantial ecosystem services (ESs) but face considerable challenges. Previous assessments of grassland ecosystem service value (GESV) have revealed substantial uncertainties due to inconsistencies in GES classifications, land use data, and assessment methods. Here, we propose a new classification system, present merged land use data, and develop integrated comprehensive assessment methods to reassess the GESV in the TP from 1995 to 2015, and then analyzed spatiotemporal changes and driving factors. Our findings indicate that: 1) grasslands dominate the TP, covering approximately 70 % of the land surface, but have been continuously declining, especially during 1995–2000. 2) The value equivalent factor method tends to overestimate GESV, and our reassessment further emphasized the critical role of grasslands. 3) Temporally, GESV exhibited a measured recovery post-2000, though it remained below initial levels. 4) Spatially, GESV declined from southeast to northwest, mainly influenced by precipitation, although this spatial gradient has gradually diminished. 5) Both climatic and anthropogenic factors significantly influenced changes in GESV, but even dual factors had limited explanatory power. Our reassessment sheds light on the spatiotemporal changes and drivers of GESV in the TP over two decades, which is important for grassland management in the region. However, methodological limitations remain, particularly with regard to data accuracy; and further exploration of spatial heterogeneity and multi-factor interactions are also required.</div></div>","PeriodicalId":54264,"journal":{"name":"Global Ecology and Conservation","volume":null,"pages":null},"PeriodicalIF":3.5,"publicationDate":"2024-10-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142432422","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Togutil tribe’s ecological hunting calendar on Halmahera Island, Indonesia 印度尼西亚哈尔马赫拉岛托古蒂尔部落的生态狩猎日历
IF 3.5 2区 环境科学与生态学
Global Ecology and Conservation Pub Date : 2024-10-09 DOI: 10.1016/j.gecco.2024.e03244
Fachruddin Tukuboya , Kosuke Mizuno , Herdis Herdiansyah , Evi Frimawaty
{"title":"Togutil tribe’s ecological hunting calendar on Halmahera Island, Indonesia","authors":"Fachruddin Tukuboya ,&nbsp;Kosuke Mizuno ,&nbsp;Herdis Herdiansyah ,&nbsp;Evi Frimawaty","doi":"10.1016/j.gecco.2024.e03244","DOIUrl":"10.1016/j.gecco.2024.e03244","url":null,"abstract":"<div><div>Hunting has traditionally been associated with practices that reduce wildlife populations. This assumption does not explain the many examples of hunting strategies used in the long term by various indigenous groups worldwide. Therefore, the aim of this study was to document the local knowledge of wildlife management and the maintenance of stable wildlife populations by indigenous people in their local ecosystems. Understanding the hunting practices of indigenous people is essential for designing policies and practices that protect vulnerable wildlife populations. The Togutil tribe is an indigenous hunter–gatherer tribe that leads a nomadic lifestyle along the riverside areas bordering the forest on Halmahera Island, Indonesia. Data collection was conducted through semi-structured interviews spanning four months, with seven key, ten main, and two supporting informants. The results suggested that the Togutil tribe applies a unique ecological hunting calendar and adheres to distinct ethics by using a sustainable 6-2-4 cycle system that can contribute to wildlife conservation. Trappers had three hunting periods: <em>Obutana</em>, <em>Ohinoto</em>, and <em>Oiyata</em>. Hunting activities during the <em>Obutana</em> period were conducted for six months during the rainy season, i.e., from October to April. Peak hunting activities occurred during the <em>Obutana</em> hunting period, when hunters trap wildlife during the fruiting and flowering seasons. <em>Ohinoto</em> is a hunting period that lasts two months, from May to June, marking the onset of the dry season. The <em>Oiyata</em> period extends from July to October (i.e., from the dry season to the beginning of the rainy season). This timing is based on prevalent encounters with wildlife in the forest, specifically during the fruiting and flowering seasons. This study supports future Togutil tribe livelihoods through calendar-based community projects to minimize the loss of vulnerable key species. Consequently, an effective strategy for conserving biodiversity and sustainable livelihoods can be implemented by empowering the Togutil tribe based on their ecological hunting calendar. Our results provide a fundamental understanding of calendar-based hunting practices for future wildlife management and conservation.</div></div>","PeriodicalId":54264,"journal":{"name":"Global Ecology and Conservation","volume":null,"pages":null},"PeriodicalIF":3.5,"publicationDate":"2024-10-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142419371","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Mowing mitigates the negative impacts of long-term warming on community composition and niche characteristics of alpine meadow on the Tibetan Plateau 除草减轻了长期变暖对青藏高原高寒草甸群落组成和生态位特征的负面影响
IF 3.5 2区 环境科学与生态学
Global Ecology and Conservation Pub Date : 2024-10-09 DOI: 10.1016/j.gecco.2024.e03240
Li Ma , Zhonghua Zhang , Hongye Su , Ruimin Qin , Jingjing Wei , Honglin Li , Zhengchen Shi , Shan Li , Xue Hu , Haze Adi , Fang Yuan , Bingrong Zhou , Xinqing Shao , Huakun Zhou
{"title":"Mowing mitigates the negative impacts of long-term warming on community composition and niche characteristics of alpine meadow on the Tibetan Plateau","authors":"Li Ma ,&nbsp;Zhonghua Zhang ,&nbsp;Hongye Su ,&nbsp;Ruimin Qin ,&nbsp;Jingjing Wei ,&nbsp;Honglin Li ,&nbsp;Zhengchen Shi ,&nbsp;Shan Li ,&nbsp;Xue Hu ,&nbsp;Haze Adi ,&nbsp;Fang Yuan ,&nbsp;Bingrong Zhou ,&nbsp;Xinqing Shao ,&nbsp;Huakun Zhou","doi":"10.1016/j.gecco.2024.e03240","DOIUrl":"10.1016/j.gecco.2024.e03240","url":null,"abstract":"<div><div>Climate warming and human disturbance are supposed to have significantly impacted the alpine grasslands. However, it is still unclear how human activity affects the community composition and niche characteristics in response to warming. We conducted a two-factorial experiment in an alpine meadow, and set up four treatments: warming, mowing, warming with mowing, and control. Based on the investigation of community composition and niche characteristics, we evaluated the impacts of soil carbon, nitrogen, and phosphorus on species niche overlap. The results showed that mowing significantly increased species richness of Grass, Sedge, Forbs and the importance value of Sedge compared to warming (<em>P</em> &lt; 0.05). The niche breadth of species (&gt;50 %) was reduced by warming, but increased under mowing. The niche overlap mainly occurred between Grass and Forbs in warming, while it was evenly distributed among species after mowing, which alleviated the negative effects of warming on interspecific competitiveness. Warming increased the number of species pairs with a niche overlap value &gt;0.9 by 24.15 %, while warming with mowing decreased it by 2.7 %. The number of species pairs with niche overlap was significantly correlated with soil total nitrogen and soil available nitrogen (<em>P</em> &lt; 0.05). In particular, the species pairs with highly competitive showed a greater dependency on soil nitrogen. Our work highlights that moderate utilization and soil nitrogen are two crucial factors influencing the response of community structure in alpine meadows to future climate change. The study provides an important reference for predicting and addressing the impact of global climate change on adaptive management and grassland protection.</div></div>","PeriodicalId":54264,"journal":{"name":"Global Ecology and Conservation","volume":null,"pages":null},"PeriodicalIF":3.5,"publicationDate":"2024-10-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142419368","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Alien aquatic plants in Poland: Temporal and spatial distribution patterns and the effects of climate change 波兰的外来水生植物:时空分布模式和气候变化的影响
IF 3.5 2区 环境科学与生态学
Global Ecology and Conservation Pub Date : 2024-10-09 DOI: 10.1016/j.gecco.2024.e03247
Mateusz Draga , Ewa Szczęśniak , Stanisław Rosadziński , Łukasz Bryl , Daniel Lisek , Maciej Gąbka
{"title":"Alien aquatic plants in Poland: Temporal and spatial distribution patterns and the effects of climate change","authors":"Mateusz Draga ,&nbsp;Ewa Szczęśniak ,&nbsp;Stanisław Rosadziński ,&nbsp;Łukasz Bryl ,&nbsp;Daniel Lisek ,&nbsp;Maciej Gąbka","doi":"10.1016/j.gecco.2024.e03247","DOIUrl":"10.1016/j.gecco.2024.e03247","url":null,"abstract":"<div><div>Distribution of alien aquatic plants in European freshwater ecosystems is still not fully recognized. Little is also known about the impact of climatic factors on the expansion of particular neophyte species in freshwater ecosystems. In this article, we present the first comprehensive assessment of the occurrence of non-native aquatic vascular plants in Poland (CE Europe), with a particular focus on: (1) inventory of the species, (2) temporal and spatial changes in their distribution, and (3) the climate impact on species occurrence and diversity. For this purpose, we collected both published and unpublished data on alien macrophytes occurrence in Poland covering past 70 years. In order to investigate the mechanism of alien aquatic plant expansion, climate data from 24 meteorological stations were analyzed. Redundancy analysis (RDA) was used to analyze the relationship between species composition and microclimate variables. In addition, Generalized Additive Model (GAM) was used to examine the response curves of neophyte species to temperature parameters.</div><div>In total, we found records of 15 neophytes of alien aquatic plant taxa in Poland, including 14 species and collective taxon of <em>Nymphaea</em> cultivars. The most frequent was <em>Elodea canadensis</em> (over 25,000 records). Excluding this species, we counted more than 300 records of the occurrence of alien aquatic plants, of which three (<em>E. nuttallii</em>, <em>Azolla filiculoides</em> and <em>Lemna turionifera</em>) were the most abundant. Ten species occurred only in isolated sites. In addition, analyses showed a substantial increase in the number of the aquatic neophyte sites in the last 20 years that could be linked with the raised average monthly and yearly air temperatures in Poland.</div><div>Our results showed a strong relationship between raised average temperatures in Poland and the spread of some species, e.g. <em>Azolla filiculoides</em>, while other species such as <em>Elodea nuttallii</em> and <em>Lemna turionifera</em> expanded irrespectively of this factor. The occurrence of some species (e.g. <em>Vallisneria spiralis</em>, <em>Hygrophila polysperma</em>) was exclusively associated to high thermally altered or thermally contaminated waters, and thus was limited to only a small part of the country. Our results confirm the major role of elevated temperatures (mean annual temperatures and minimum monthly temperatures) and thermally polluted freshwater ecosystems in the distribution of alien aquatic plants.</div></div>","PeriodicalId":54264,"journal":{"name":"Global Ecology and Conservation","volume":null,"pages":null},"PeriodicalIF":3.5,"publicationDate":"2024-10-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142419434","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Unveiling mid-century conservation priorities: Co-occurrence of biodiversity, climate change exposure, and carbon storage in the Middle and Lower Yangtze River Basin, China 揭示本世纪中期的保护重点:中国长江中下游流域生物多样性、气候变化风险和碳储存的共存性
IF 3.5 2区 环境科学与生态学
Global Ecology and Conservation Pub Date : 2024-10-09 DOI: 10.1016/j.gecco.2024.e03245
Xiaoyang Ou , Xi Zheng , Yang Liu , Yingshuo Lyu , Xin Ai , Xiang Gu
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