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  1. Article: An uphill battle? The elevational distribution of alien plant species along rivers and roads in the Austrian Alps

    Vorstenbosch, Tom / Essl, Franz / Lenzner, Bernd

    NeoBiota. 2020 Oct. 22, v. 63

    2020  

    Abstract: Ever-increasing international trade and anthropogenic activity has led to the relocation of thousands of plant species worldwide. So far, the harsh climate of the European Alps historically has restricted the establishment of alien plants. However, new ... ...

    Abstract Ever-increasing international trade and anthropogenic activity has led to the relocation of thousands of plant species worldwide. So far, the harsh climate of the European Alps historically has restricted the establishment of alien plants. However, new opportunities created by rising temperatures and increasing human activity might allow alien plants to spread further upwards. Here, the distribution of alien plants along an altitudinal gradient in two Austrian valleys is analyzed. Specifically, the distribution along two contrasting corridors (roads, rivers) and the spread of alien plants into adjacent habitats is examined. Following the MIREN sampling protocol, 20 transects composed of three plots along each river and main road, were established in each study region. Plant species cover and a range of site-specific factors were collected. In total, 641 plant species were recorded, of which 20 were alien. Alien species richness along roads was slightly higher compared to rivers, and the composition of the alien flora differed markedly between roads and rivers. Further, alien plant species richness decreases with distance to roads and rivers (indicating that adjacent habitats are less invaded), as well as with increasing elevation. Mowing along roadsides resulted in lower alien plant species cover, but higher alien plant species richness. Finally, compositional dissimilarity between sites showed that elevation, proximity of a plot to a river or road, and alien plant cover are important factors for higher dissimilarity. This study demonstrates that both natural (rivers) and man-made (roads) corridors play an essential role in the upward spread of different alien plants in mountains.
    Keywords altitude ; anthropogenic activities ; climate ; flora ; humans ; international trade ; introduced plants ; rivers ; species richness
    Language English
    Dates of publication 2020-1022
    Size p. 1-24.
    Publishing place Pensoft Publishers
    Document type Article
    Note NAL-AP-2-clean
    ZDB-ID 2628537-X
    ISSN 1314-2488 ; 1619-0033
    ISSN (online) 1314-2488
    ISSN 1619-0033
    DOI 10.3897/neobiota.63.55096
    Database NAL-Catalogue (AGRICOLA)

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  2. Article ; Online: An uphill battle? The elevational distribution of alien plant species along rivers and roads in the Austrian Alps

    Tom Vorstenbosch / Franz Essl / Bernd Lenzner

    NeoBiota, Vol 63, Iss , Pp 1-

    2020  Volume 24

    Abstract: Ever-increasing international trade and anthropogenic activity has led to the relocation of thousands of plant species worldwide. So far, the harsh climate of the European Alps historically has restricted the establishment of alien plants. However, new ... ...

    Abstract Ever-increasing international trade and anthropogenic activity has led to the relocation of thousands of plant species worldwide. So far, the harsh climate of the European Alps historically has restricted the establishment of alien plants. However, new opportunities created by rising temperatures and increasing human activity might allow alien plants to spread further upwards. Here, the distribution of alien plants along an altitudinal gradient in two Austrian valleys is analyzed. Specifically, the distribution along two contrasting corridors (roads, rivers) and the spread of alien plants into adjacent habitats is examined. Following the MIREN sampling protocol, 20 transects composed of three plots along each river and main road, were established in each study region. Plant species cover and a range of site-specific factors were collected. In total, 641 plant species were recorded, of which 20 were alien. Alien species richness along roads was slightly higher compared to rivers, and the composition of the alien flora differed markedly between roads and rivers. Further, alien plant species richness decreases with distance to roads and rivers (indicating that adjacent habitats are less invaded), as well as with increasing elevation. Mowing along roadsides resulted in lower alien plant species cover, but higher alien plant species richness. Finally, compositional dissimilarity between sites showed that elevation, proximity of a plot to a river or road, and alien plant cover are important factors for higher dissimilarity. This study demonstrates that both natural (rivers) and man-made (roads) corridors play an essential role in the upward spread of different alien plants in mountains.
    Keywords Biology (General) ; QH301-705.5
    Subject code 580
    Language English
    Publishing date 2020-10-01T00:00:00Z
    Publisher Pensoft Publishers
    Document type Article ; Online
    Database BASE - Bielefeld Academic Search Engine (life sciences selection)

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  3. Article ; Online: Famine food of vegetal origin consumed in the Netherlands during World War II.

    Vorstenbosch, Tom / de Zwarte, Ingrid / Duistermaat, Leni / van Andel, Tinde

    Journal of ethnobiology and ethnomedicine

    2017  Volume 13, Issue 1, Page(s) 63

    Abstract: Background: Periods of extreme food shortages during war force people to eat food that they normally do not consider edible. The last time that countries in Western Europe experienced severe scarcities was during World War II. The so-called Dutch famine ...

    Abstract Background: Periods of extreme food shortages during war force people to eat food that they normally do not consider edible. The last time that countries in Western Europe experienced severe scarcities was during World War II. The so-called Dutch famine or Hunger Winter (1944-1945) made at least 25,000 victims. The Dutch government took action by opening soup kitchens and providing information on wild plants and other famine food sources in "wartime cookbooks." The Dutch wartime diet has never been examined from an ethnobotanical perspective.
    Methods: We interviewed 78 elderly Dutch citizens to verify what they remembered of the consumption of vegetal and fungal famine food during World War II by them and their close surroundings. We asked whether they experienced any adverse effects from consuming famine food plants and how they knew they were edible. We identified plant species mentioned during interviews by their local Dutch names and illustrated field guides and floras. We hypothesized that people living in rural areas consumed more wild species than urban people. A Welch t test was performed to verify whether the number of wild and cultivated species differed between urban and rural citizens.
    Results: A total number of 38 emergency food species (14 cultivated and 21 wild plants, three wild fungi) were mentioned during interviews. Sugar beets, tulip bulbs, and potato peels were most frequently consumed. Regularly eaten wild species were common nettle, blackberry, and beechnuts. Almost one third of our interviewees explicitly described to have experienced extreme hunger during the war. People from rural areas listed significantly more wild species than urban people. The number of cultivated species consumed by both groups was similar. Negative effects were limited to sore throats and stomachache from the consumption of sugar beets and tulip bulbs. Knowledge on the edibility of famine food was obtained largely by oral transmission; few people remembered the written recipes in wartime cookbooks.
    Conclusion: This research shows that 71 years after the Second World War, knowledge on famine food species, once crucial for people's survival, is still present in the Dutch society. The information on famine food sources supplied by several institutions was not distributed widely. For the necessary revival of famine food knowledge during the 1940s, people needed to consult a small group of elders. Presumed toxicity was a major reason given by our participants to explain why they did not collect wild plants or mushrooms during the war.
    MeSH term(s) Food Supply ; Humans ; Netherlands ; Plants, Edible ; Starvation ; Vegetables ; World War II
    Language English
    Publishing date 2017-11-17
    Publishing country England
    Document type Journal Article
    ISSN 1746-4269
    ISSN (online) 1746-4269
    DOI 10.1186/s13002-017-0190-7
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  4. Article: Famine food of vegetal origin consumed in the Netherlands during World War II

    Vorstenbosch, Tom / Ingrid de Zwarte / Leni Duistermaat / Tinde van Andel

    Journal of ethnobiology and ethnomedicine. 2017 Dec., v. 13, no. 1

    2017  

    Abstract: BACKGROUND: Periods of extreme food shortages during war force people to eat food that they normally do not consider edible. The last time that countries in Western Europe experienced severe scarcities was during World War II. The so-called Dutch famine ... ...

    Abstract BACKGROUND: Periods of extreme food shortages during war force people to eat food that they normally do not consider edible. The last time that countries in Western Europe experienced severe scarcities was during World War II. The so-called Dutch famine or Hunger Winter (1944–1945) made at least 25,000 victims. The Dutch government took action by opening soup kitchens and providing information on wild plants and other famine food sources in “wartime cookbooks.” The Dutch wartime diet has never been examined from an ethnobotanical perspective. METHODS: We interviewed 78 elderly Dutch citizens to verify what they remembered of the consumption of vegetal and fungal famine food during World War II by them and their close surroundings. We asked whether they experienced any adverse effects from consuming famine food plants and how they knew they were edible. We identified plant species mentioned during interviews by their local Dutch names and illustrated field guides and floras. We hypothesized that people living in rural areas consumed more wild species than urban people. A Welch t test was performed to verify whether the number of wild and cultivated species differed between urban and rural citizens. RESULTS: A total number of 38 emergency food species (14 cultivated and 21 wild plants, three wild fungi) were mentioned during interviews. Sugar beets, tulip bulbs, and potato peels were most frequently consumed. Regularly eaten wild species were common nettle, blackberry, and beechnuts. Almost one third of our interviewees explicitly described to have experienced extreme hunger during the war. People from rural areas listed significantly more wild species than urban people. The number of cultivated species consumed by both groups was similar. Negative effects were limited to sore throats and stomachache from the consumption of sugar beets and tulip bulbs. Knowledge on the edibility of famine food was obtained largely by oral transmission; few people remembered the written recipes in wartime cookbooks. CONCLUSION: This research shows that 71 years after the Second World War, knowledge on famine food species, once crucial for people’s survival, is still present in the Dutch society. The information on famine food sources supplied by several institutions was not distributed widely. For the necessary revival of famine food knowledge during the 1940s, people needed to consult a small group of elders. Presumed toxicity was a major reason given by our participants to explain why they did not collect wild plants or mushrooms during the war.
    Keywords adverse effects ; blackberries ; bulbs ; community feeding centers ; diet ; elderly ; ethnobotany ; famine ; food plants ; food shortages ; hunger ; interviews ; mushrooms ; people ; potato peels ; recipes ; rural areas ; society ; sugar beet ; toxicity ; t-test ; Tulipa ; urban population ; wild plants ; Netherlands ; Western European region
    Language English
    Dates of publication 2017-12
    Size p. 63.
    Publishing place BioMed Central
    Document type Article
    ISSN 1746-4269
    DOI 10.1186/s13002-017-0190-7
    Database NAL-Catalogue (AGRICOLA)

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  5. Article ; Online: Famine food of vegetal origin consumed in the Netherlands during World War II

    Tom Vorstenbosch / Ingrid de Zwarte / Leni Duistermaat / Tinde van Andel

    Journal of Ethnobiology and Ethnomedicine, Vol 13, Iss 1, Pp 1-

    2017  Volume 15

    Abstract: Abstract Background Periods of extreme food shortages during war force people to eat food that they normally do not consider edible. The last time that countries in Western Europe experienced severe scarcities was during World War II. The so-called Dutch ...

    Abstract Abstract Background Periods of extreme food shortages during war force people to eat food that they normally do not consider edible. The last time that countries in Western Europe experienced severe scarcities was during World War II. The so-called Dutch famine or Hunger Winter (1944–1945) made at least 25,000 victims. The Dutch government took action by opening soup kitchens and providing information on wild plants and other famine food sources in “wartime cookbooks.” The Dutch wartime diet has never been examined from an ethnobotanical perspective. Methods We interviewed 78 elderly Dutch citizens to verify what they remembered of the consumption of vegetal and fungal famine food during World War II by them and their close surroundings. We asked whether they experienced any adverse effects from consuming famine food plants and how they knew they were edible. We identified plant species mentioned during interviews by their local Dutch names and illustrated field guides and floras. We hypothesized that people living in rural areas consumed more wild species than urban people. A Welch t test was performed to verify whether the number of wild and cultivated species differed between urban and rural citizens. Results A total number of 38 emergency food species (14 cultivated and 21 wild plants, three wild fungi) were mentioned during interviews. Sugar beets, tulip bulbs, and potato peels were most frequently consumed. Regularly eaten wild species were common nettle, blackberry, and beechnuts. Almost one third of our interviewees explicitly described to have experienced extreme hunger during the war. People from rural areas listed significantly more wild species than urban people. The number of cultivated species consumed by both groups was similar. Negative effects were limited to sore throats and stomachache from the consumption of sugar beets and tulip bulbs. Knowledge on the edibility of famine food was obtained largely by oral transmission; few people remembered the written recipes in wartime cookbooks. ...
    Keywords Dutch famine ; Emergency food ; Recipes ; Tulip bulbs ; Wild plant collection ; World War II ; Other systems of medicine ; RZ201-999 ; Botany ; QK1-989
    Subject code 590 ; 950
    Language English
    Publishing date 2017-11-01T00:00:00Z
    Publisher BMC
    Document type Article ; Online
    Database BASE - Bielefeld Academic Search Engine (life sciences selection)

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  6. Article ; Online: Famine food of vegetal origin consumed in the Netherlands during World War II

    Vorstenbosch, Tom / de Zwarte, Ingrid / Duistermaat, Leni / van Andel, Tinde

    Journal of Ethnobiology and Ethnomedicine

    2017  Volume 13, Issue 1

    Abstract: Background: Periods of extreme food shortages during war force people to eat food that they normally do not consider edible. The last time that countries in Western Europe experienced severe scarcities was during World War II. The so-called Dutch famine ... ...

    Abstract Background: Periods of extreme food shortages during war force people to eat food that they normally do not consider edible. The last time that countries in Western Europe experienced severe scarcities was during World War II. The so-called Dutch famine or Hunger Winter (1944-1945) made at least 25,000 victims. The Dutch government took action by opening soup kitchens and providing information on wild plants and other famine food sources in "wartime cookbooks." The Dutch wartime diet has never been examined from an ethnobotanical perspective. Methods: We interviewed 78 elderly Dutch citizens to verify what they remembered of the consumption of vegetal and fungal famine food during World War II by them and their close surroundings. We asked whether they experienced any adverse effects from consuming famine food plants and how they knew they were edible. We identified plant species mentioned during interviews by their local Dutch names and illustrated field guides and floras. We hypothesized that people living in rural areas consumed more wild species than urban people. A Welch t test was performed to verify whether the number of wild and cultivated species differed between urban and rural citizens. Results: A total number of 38 emergency food species (14 cultivated and 21 wild plants, three wild fungi) were mentioned during interviews. Sugar beets, tulip bulbs, and potato peels were most frequently consumed. Regularly eaten wild species were common nettle, blackberry, and beechnuts. Almost one third of our interviewees explicitly described to have experienced extreme hunger during the war. People from rural areas listed significantly more wild species than urban people. The number of cultivated species consumed by both groups was similar. Negative effects were limited to sore throats and stomachache from the consumption of sugar beets and tulip bulbs. Knowledge on the edibility of famine food was obtained largely by oral transmission; few people remembered the written recipes in wartime cookbooks. Conclusion: ...
    Keywords Dutch famine ; Emergency food ; Recipes ; Tulip bulbs ; Wild plant collection ; World War II
    Subject code 590
    Language English
    Publishing country nl
    Document type Article ; Online
    ZDB-ID 2202544-3
    ISSN 1746-4269
    ISSN 1746-4269
    Database BASE - Bielefeld Academic Search Engine (life sciences selection)

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  7. Article: Think globally, measure locally: The MIREN standardized protocol for monitoring plant species distributions along elevation gradients.

    Haider, Sylvia / Lembrechts, Jonas J / McDougall, Keith / Pauchard, Aníbal / Alexander, Jake M / Barros, Agustina / Cavieres, Lohengrin A / Rashid, Irfan / Rew, Lisa J / Aleksanyan, Alla / Arévalo, José R / Aschero, Valeria / Chisholm, Chelsea / Clark, V Ralph / Clavel, Jan / Daehler, Curtis / Dar, Pervaiz A / Dietz, Hansjörg / Dimarco, Romina D /
    Edwards, Peter / Essl, Franz / Fuentes-Lillo, Eduardo / Guisan, Antoine / Gwate, Onalenna / Hargreaves, Anna L / Jakobs, Gabi / Jiménez, Alejandra / Kardol, Paul / Kueffer, Christoph / Larson, Christian / Lenoir, Jonathan / Lenzner, Bernd / Padrón Mederos, Miguel A / Mihoc, Maritza / Milbau, Ann / Morgan, John W / Müllerová, Jana / Naylor, Bridgett J / Nijs, Ivan / Nuñez, Martin A / Otto, Rüdiger / Preuk, Niels / Ratier Backes, Amanda / Reshi, Zafar A / Rumpf, Sabine B / Sandoya, Verónica / Schroder, Mellesa / Speziale, Karina L / Urbach, Davnah / Valencia, Graciela / Vandvik, Vigdis / Vitková, Michaela / Vorstenbosch, Tom / Walker, Tom W N / Walsh, Neville / Wright, Genevieve / Zong, Shengwei / Seipel, Tim

    Ecology and evolution

    2022  Volume 12, Issue 2, Page(s) e8590

    Abstract: Climate change and other global change drivers threaten plant diversity in mountains worldwide. A widely documented response to such environmental modifications is for plant species to change their elevational ranges. Range shifts are often idiosyncratic ...

    Abstract Climate change and other global change drivers threaten plant diversity in mountains worldwide. A widely documented response to such environmental modifications is for plant species to change their elevational ranges. Range shifts are often idiosyncratic and difficult to generalize, partly due to variation in sampling methods. There is thus a need for a standardized monitoring strategy that can be applied across mountain regions to assess distribution changes and community turnover of native and non-native plant species over space and time. Here, we present a conceptually intuitive and standardized protocol developed by the Mountain Invasion Research Network (MIREN) to systematically quantify global patterns of native and non-native species distributions along elevation gradients and shifts arising from interactive effects of climate change and human disturbance. Usually repeated every five years, surveys consist of 20 sample sites located at equal elevation increments along three replicate roads per sampling region. At each site, three plots extend from the side of a mountain road into surrounding natural vegetation. The protocol has been successfully used in 18 regions worldwide from 2007 to present. Analyses of one point in time already generated some salient results, and revealed region-specific elevational patterns of native plant species richness, but a globally consistent elevational decline in non-native species richness. Non-native plants were also more abundant directly adjacent to road edges, suggesting that disturbed roadsides serve as a vector for invasions into mountains. From the upcoming analyses of time series, even more exciting results can be expected, especially about range shifts. Implementing the protocol in more mountain regions globally would help to generate a more complete picture of how global change alters species distributions. This would inform conservation policy in mountain ecosystems, where some conservation policies remain poorly implemented.
    Language English
    Publishing date 2022-02-14
    Publishing country England
    Document type Journal Article
    ZDB-ID 2635675-2
    ISSN 2045-7758
    ISSN 2045-7758
    DOI 10.1002/ece3.8590
    Database MEDical Literature Analysis and Retrieval System OnLINE

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