432 research outputs found

    Finding a balance: Placing Farmers' Markets in the context of sustainability in modern society

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    This thesis focuses on local food systems in Sweden, using examples from the Farmers’ Markets that are a growing phenomena in Sweden, as well as in many other developed countries across Europe and the Americas and many other developed countries. Farmers’ Markets are about consumers and producers reconnecting and re-establishing the relationships of trust and transparency that are lacking in today’s modern industrial food production and distribution chains through consumers meeting producers and interacting with them directly. This thesis explores the socio-economic aspects of Farmers’ Markets and the reasons producers are willing to engage. It asks if a balance can be found between the local system and the global system in our modern fast track lives

    The conditions of agriculture in the peri-urban landscape - The case of Malmö and Stadsbruk

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    We are now more people on Earth than ever before and more people are living their lives in cities. In parallel, food production is getting more and more attention, not least due to climate change, and the expected climate change. Climate change which both change growing conditions and destroys growing conditions. Food production depends on farmland, but as the urban population grows, the cities surface grows as well. Not infrequently we find growing cities in areas with high-quality farmland. Thus growing cities often equal to farmland disappearing. If we look at the relationship between town and countryside, the growing city population also has moved further and further away from primary production of food. Thus it can be difficult to value both food production, farmland, and the importance of preserving production landscape. If we look at the city's planning, the ideal in recent has been the green-, the dense and the mixed city. However, the planning of the city's suburbs, the peri-urban landscapes, is often not planned after these ideals. The peri-urban landscapes often consists of external trade centers, or alternatively, left untouched without any real function while waiting for exploitation. At the same time, we see an increasing interest from urban residents to farm food, both for own use and to sale. But as a consumer, it can be difficult to get access to farmland, although there is unused, and unplanned urban land that could be used for large-scale city farming. The other side of the story is the countryside just outside the city boundary, the peri-urban landscape and the agriculture. As the city grows, it influences the large-scale farming, it becomes increasingly difficult to farm and the agriculture companies can be prevented in developing their businesses efficiently. Moreover, if the municipality owns of the farmland, they often leases at one year at time, which makes it even more difficult for the farmer. Thus, this essay aimed to seek difficulties and opportunities between urban development and agricultural production. The essay has looked at both urban farming and large-scale conventional agriculture to give a broad picture. The city of Malmö and the urban farming project, Stadsbruk has been the case study. For both cases, the availability of land and lease times a crucial question, why lease also discussed in the essay. Based on this essays question and the results, I established that the various farming businesses are affected to different degrees of proximity to the city. The short leases have negative consequences both large-scale and small-scale production, for the individual user, the company and the biodiversity. Food production in the city can be a way to build bridges between the city and the countryside, and to increase knowledge of both food and farmland. The essay also conclude that urban farming has many positive effects, but Stadsbruk might not be the very best and most advantageous method for urban farming. Finally, urban farming can be a way to preserve and develop farm land within the city. The city's population and its planning, especially the peri-urban landscape, could gain a lot in being used for urban farming and not being left untouched with no planning

    Brukarmedverkan i fysisk planering. Landskapskonventionen i fokus

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    Kandidatuppsatsen i samhÀllsplanering syftar till att belysa brukarmedverkan i planering. Fokus ligger pÄ landskapet och den Europeiska landskapskonventionen. FrÄgorna som tas upp och besvara, med hjÀlp av en fallstudie och kvalitativa intervjuer, Àr följande: - Vilka Àr motiven till medborgardeltagande i fysisk planering? - Vad innebÀr den europeiska landskapskonventionen i, och vad sÀger den om brukarmedverkan? - I det enskilda fallet: Hur ser de kommunala tjÀnstemÀnnen pÄ att brukarna kommer in i planprocessen tidigare (utöver de lagstadgade samrÄden)? - I det enskilda fallet: Hur ser brukarna pÄ sin roll i planeringen, vill de vara med och kÀnner de att de fÄr gehör för sina Äsikter? I analysen hÀvdar jag att brukarmedverkan Àr viktigt för att kunna skapa en hÄllbar planering och utveckling. Dock Àr brukarmedverkan inte helt lÀtt att fÄ tillstÄnd och det finns flera svÄrigheter. Bland annat visar min undersökning att brukaren sjÀlv inte var odelat positiv till medverkan i planeringen. För tjÀnstemÀnnen var brukarmedverkan dÀremot ett roligt och positivt inslag i det dagliga arbetet. Den Europeiska landskapskonventionen syftar till att planeringen ska innefatta alla typer av landskap, bÄde i staden och pÄ gelsbygden. FrÄgan Àr dock hur stort genomslag landskapskonventionen kommer att fÄ i ett instabilt Europa

    Chromatic interaction between egg pigmentation and skin chromatophores in the nuptial coloration of female two-spotted gobies

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    In two-spotted gobies (Gobiusculus flavescens Fabricius 1779), females develop an orange belly as they approach sexual maturity. Bright belly coloration is preferred by males and has been suggested to act as a female ornament. This coloration is unusual in that it originates partly from pigmentation of the abdominal skin but also from strongly pigmented gonads directly visible through the skin. In addition, females have been observed to temporarily become more colourful during courtship and competition. To understand how gonad and skin pigmentation interact in this nuptial coloration, the potential for colour modification via regulation of skin chromatophores was investigated. Noradrenaline caused aggregation of chromatophore pigment and was used to experimentally reduce the contribution of skin chromatophores to the nuptial coloration. Chromatophore pigment aggregation caused bellies to become less colourful and abdominal skin biopsies to become less colourful and more transparent. There was a strong positive relationship between belly coloration and the coloration of the underlying gonads. This shows that belly coloration honestly reflects egg pigmentation, mainly because the transparency of the abdominal skin allows other fish to see the gonads directly. Interestingly, when noradrenaline caused pigment to aggregate and thereby increased the transparency of the skin, the relationship between belly and gonad coloration weakened. We conclude that female G. flavescens have a potential to use skin chromatophores to rapidly alter their nuptial coloration, thereby affecting the efficacy with which information about gonad coloration is conveyed. <br /

    “Verklig lycka hittas bortom skĂ€rmen” - En kvalitativ innehĂ„llsanalys av fyra rikstĂ€ckande dagstidningar kring psykisk ohĂ€lsa och sociala medier.

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    The aim of this study is to examine media’s portrayal, in form of different newspaper articles, of mental illness among adolescents and its connection to social media. In order to fulfill the purpose of the study, a qualitative text analysis is being used. The results of the media review are divided into three main categories; Problem picture, positive aspects and actions as these are mentioned to the greatest extent in the articles. The results are showing that media points out that there has been an increase of adolescents with mental illness and that the increase is likely due to the daily usage of social media and digital display. However, the media also presents positive aspects of the use of social media and other internet sites and says that aid for mental illness is available on social media. Although after writing our analysis we see that the negative aspects of the usage of social media and digital display took over the positive and the conclusion is that young people feel better without them

    Instability and Mesoscale Eddy Fluxes in an Idealized 3‐Layer Beaufort Gyre

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    We study the impacts of a continental slope on instability and mesoscale eddy fluxes in idealized 3‐layer numerical model simulations. The simulations are inspired by and mimic the situation in the Arctic Ocean's Beaufort Gyre, where anti‐cyclonic winds drive anti‐cyclonic currents that are guided by the continental slope. The forcing and currents are retrograde with respect to topographic Rossby waves. The focus of the analysis is on eddy potential vorticity (PV) fluxes and eddy‐mean flow interactions under the Transformed Eulerian Mean framework. Eddy lateral vorticity fluxes dominate over the continental slope where eddy form stress, that is, vertical momentum flux, is suppressed due to the topographic PV gradient. The diagnosis also shows that while eddy momentum fluxes are up‐gradient over parts of the slope, the total quasi‐geostrophic PV flux is down‐gradient everywhere. We then calculate the linearly unstable modes of the time‐mean state and find that the most unstable mode contains several key features of the observed finite‐amplitude fluxes over the slope, including down‐gradient PV fluxes. When accounting for additional unstable modes, more qualitative features of the observed eddy fluxes in the numerical model are reproduced

    Effects of Birthing Room Design on Maternal and Neonate Outcomes: A Systematic Review

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    Aim: To summarize, categorize, and describe published research on how birthing room design influences maternal and neonate physical and emotional outcomes. Background: The physical healthcare environment has significant effects on health and well-being. Research indicates that birthing environments can impact women during labor and birth. However, summaries of the effects of different environments around birth are scarce. Methods: We conducted a systematic review, searching 10 databases in 2016 and 2017 for published research from their inception dates, on how birthing room design influences maternal and neonate physical and emotional outcomes, using a protocol agreed a priori. The quality of selected studies was assessed, and data were extracted independently by pairs of authors and described in a narrative analysis. Results: In total, 3,373 records were identified and screened by title and abstract; 2,063 were excluded and the full text of 278 assessed for analysis. Another 241 were excluded, leaving 15 articles presenting qualitative and quantitative data from six different countries on four continents. The results of the analysis reveal four prominent physical themes in birthing rooms that positively influence on maternal and neonate physical and emotional outcomes: (1) means of distraction, comfort, and relaxation; (2) raising the birthing room temperature; (3) features of familiarity; and (4) diminishing a technocratic environment. Conclusions: The evidence on how birthing environments affect outcomes of labor and birth is incomplete. There is a crucial need for more research in this field

    A curious case of dynamic disorder in pyrrolidine rings elucidated by NMR crystallography

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    A pharmaceutical exhibits differing dynamics in crystallographically distinct pyrrolidine rings despite being nearly related by symmetry, with one performing ring inversions while the other is constrained to torsional librations. Using 13C solid-state magic-angle spinning (MAS) NMR and DFT calculations, we show that this contrast originates from C-H···H-C close contacts and less efficient C-H···π intermolecular interactions observed in the transition state of the constrained pyrrolidine ring, highlighting the influence of the crystallographic environment on the molecular motion
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