4 research outputs found

    Creativity out of chaos

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    Creativity is said to be highly desired in post-modern and post-industrial organizations Creativity and anarchy on the one hand, and managerialism, on the other, can be seen as different forms of knowledge, two opposed ideals. In many organizational as well as societal reforms we currently observe it is the managerialist ideal that wins over the anarchic. In this paper, we wonder if people fear anarchy? We reflect on the possible reasons for the fear, and we also try to explain why we believe that anarchic organizing should not be avoided or feared

    Ramvillkor och strategier för vätgas inom transportsektorn

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    The Interreg project Blue Move promotes increased use of renewable energy to replace fossil fuels in the Øresund-Kattagat-Skagerrak (ØKS) region. International, national, regional and local framework conditions, strategies and measures are crucial in making the transport sector emission-free. Such framework conditions and strategies providing examples of what can be done at local and regional level to promote emission-free transport are described including analysis of business models for the use of hydrogen for transport, as well as proposals for strategic roadmap bullet points and a concrete checklist for municipalities that wish to facilitate emission-free transport. The purpose of the report is to help both public and private stakeholders succeed in introducing hydrogen as a fuel. A tight interaction between the public and private sector is seen crucial to secure a successful outcome. Municipalities and counties/regions have important roles as facilitators and first movers including hydrogen vehicles in their own car fleet and for public transport. Through its purchasing power, public authorities can drive development in the right direction by demanding the use of emission-free fuels. At the same time, the private sector has important roles in building and operating infrastructure, as well as adopting hydrogen fuelled passenger cars and utility vehicle.The report describes framework conditions and strategies for reducing greenhouse gas emissions from transport at EU level and down to local level. There is a strong connection between these strategies; To achieve the EU goals, each country must set its own goals. Similar, to reach the national targets, measures must be taken at local and regional level. In Chapter 3, the EU goals and strategies are described. Chapter 4 addresses the national framework conditions and strategies in Sweden, Denmark, and Norway. It appears that there are great variations in which instruments are used in the countries to promote emission-free transport. In Chapter 5, a range of insights into regional and local strategies, action plans and measures are provided. In an early phase, sustainable business models might be hard to find without financial support both for private and public stakeholders. In a Blue Move feasability study [BLUE MOVE WP3] the potential of hydrogen as an energy carrier in the ØKS region was illuminated through several case descriptions. In Chapter 6, a brief analysis of the business models described by these cases is provided. Then, a numerical example is presented illustrating the profitability of a small hydrogen station related to a fixed refuelling demand. Next, the possibility of infrastructure development in elucidation of construction machinery and coordinated initiatives in the field of heavy transport are described. At the very end of the chapter, a study of the potential for temporary hydrogen filling stations in Norway and Sweden is summarised. Finally, the report provides some practical advice on how to get more hydrogen on the road. Here, 10 roadmap bullet points at a slightly higher level for what and how to focus are given. Furthermore, a concrete 10-point checklist for municipalities is presented. The municipalities play an important role in transforming their own vehicle fleet and facilitating that private sector and its residents being able to run emissions-free. Our aim is that the report will inspire both public and private sector to plan and implement concrete measures to increase the use of hydrogen for transport and by these means achieve its goals of reduced greenhouse gas emissions.Blue Move Interreg ÖK

    HvPIP1;6, a barley (Hordeum vulgare L.) plasma membrane water channel particularly expressed in growing compared with non-growing leaf tissues

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    Wei W, Alexandersson E, Golldack D, Miller AJ, Kjellborn PO, Fricke W. HvPIP1;6, a barley (Hordeum vulgare L.) plasma membrane water channel particularly expressed in growing compared with non-growing leaf tissues. PLANT AND CELL PHYSIOLOGY. 2007;48(8):1132-1147.The aim of the present study was to identify water channel(s) which are expressed specifically in the growth zone of grass leaves and may facilitate growth-associated water uptake into cells. Previously, a gene had been described (HvEmip) which encodes a membrane intrinsic protein (MIP) and which is particularly expressed in the base I cm of barley primary leaves. The functionality of the encoding protein was not known. In the present study on leaf 3 of barley (Hordeum vulgare L.), a clone was isolated, termed HvPIP1;6, which has 99% amino acid sequence identity to HvEmip and belongs to the family of plasma membrane intrinsic proteins (PIPs). Expression of HvPIP1;6 was highest in the elongation zone, where it accounted for > 85% of expression of known barley PIP1s. Within the elongation zone, faster grower regions showed higher expression than slower growing regions. Expression of HvPIP1;6 was confined to the epidermis, with some expression in neighboring mesophyll cells. Expression of HvPIP1;6 in Xenopus laevis oocytes increased osmotic water permeability 4- to 6-fold. Water channel activity was inhibited by pre-incubation of oocytes with 50 mu M HgCl2 and increased following incubation with the phosphatase inhibitor okadaic acid or the plant hormone ABA. Plasma membrane preparations were analyzed by Western blots using an antibody that recognized PIP1s. Levels of PIP1s were highest in the elongation and adjacent non-elongation zone. The developmental expression profile of HvPIP2;1, the only known barley water channel belonging to the PIP2 subgroup, was opposite to that of HvPIP1;6
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