68 research outputs found

    Socio-environmental dynamics and emerging groundwater dependencies in peri-urban Kathmandu Valley, Nepal

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    Groundwater is an increasingly important source of water supply in Kathmandu Valley, one of the fastest-growing South-Asian urban agglomerations. A groundwater policy drafted in 2012 was partly an outcome of an institutional restructuring of water management in Kathmandu Valley. Our findings in this article show that this policy lacks attention to peri-urban dynamics of change and growth and does little to address the unplanned and unregulated groundwater use in peri-urban locations in the valley, which urbanises at a faster rate than the main city. This article discusses the growing use of, and dependence on, groundwater in these rapidly evolving peri-urban spaces. Groundwater use continues to increase, despite growing protests and worries about its consequences. Our findings show that the polarised views and local conflicts around groundwater exploitation are the outcome of multiple entanglements: sectoral divides and overlapping responsibilities in water institutions, governance and management; social and economic transformations in peri-urban spaces; the invisibility of groundwater; and ambiguity in the hydrological dynamics of conjunctive water use. While we see no easy solutions to these problems, the policy-relevant recommendations we derive from our analysis of the drivers and the dynamics of using, governing and managing groundwater draw attention to the complex on-the-ground realities that need to be better understood for addressing macro-micro gaps in (ground)water management

    The hydro-social dynamics of exclusion and water insecurity of Dalits in peri-urban Kathmandu Valley, Nepal: fluid yet unchanging

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    Processes of urbanisation create peri-urban spaces that are socially and institutionally fluid. In this article, we analyse how contestations and competition over declining water resources in peri-urban Kathmandu Valley in Nepal reshape water use, access and rights as well as user communities themselves, by creating and reproducing new and existing exclusions and solidarities. Traditional caste-based discriminatory practices, prohibiting Dalits from physically accessing water from sources used by higher castes, are said to be no longer practiced in Nepal. However, our findings show that, exclusion persists for Dalits even though the characteristics of exclusion have changed. In situations of competing water claims in the research location, Dalit households, unlike higher-caste groups, are unable to exercise prior-use water rights. Their water insecurity is compounded by their relative inability to mobilise political, social and economic resources to claim and access new water services and institutions. By juxtaposing the hydro-social and social exclusion analytical frameworks, we demonstrate how exclusions as well as interpretations and experiences of water (in)security are reified in post-Maoist, supposedly inclusive Nepa

    Flows of change: dynamic water rights and water access in peri-urban Kathmandu

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    Urbanization and the changing climate are increasingly influencing people’s access to land and water. Changes in use of, and rights and access to, land and water are most acutely experienced in peri-urban areas. We analyze these changes in peri-urban Kathmandu, Nepal. Increasing pressures on land and growing water needs of an expanding population in Kathmandu Valley are creating new patterns of water use, water-related conflicts, and (in)securities. We use two case studies that are characteristic of these changes, with a focus on the microlevel redefinitions of, and struggles about, rights, access, and notions of legitimate water use, and what these mean for water security and water conflict in a socially and institutionally complex and dynamic environment. Our findings show that these water-related changes cause contestations and conflicts between peri-urban water users. Amid increasing competition for water, people are using new sources and technologies, searching for negotiated solutions based on local norms and rights, and co-opting other water users through cooperation to create access opportunities and avoid conflicts. Our cases show self-restraint in practices of claiming or accessing water, while avoidance of conflicts also derives from an awareness of unequal power relations between user groups, past experiences of violence used against protesters, and lack of active intervention to regulate increasing exploitation of peri-urban land and water resources.</p

    Rethinking “development” : Land dispossession for the Rampal power plant in Bangladesh

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    In this article, we critically review the developmental claims made for the construction of the Rampal power plant in southwestern Bangladesh, in the light of evidence about transformations of land control related to this construction project. Land has become a heavily contested resource in the salinity-intruded southwestern coastal area of Bangladesh. Changes in land control for the construction of the Rampal power plant and similar projects have intensified decades of struggles over rights and access to land. The Rampal project is labelled as “development” and claims to contribute to the elimination of poverty. However, we find that, in reality, this project leads to a reorganization of land control, rights and access in ways that perpetuate and intensify waves of eviction and exclusion of small landholders and landless laborers, thus threatening agriculture-based rural livelihoods. We analyze how four actor groups involved in land control are differently affected by the project interventions, embedded in the context of historical land tenure developments. We find that the benefits of this “development”, primarily favoring rich and powerful social groups and investors, necessitates a critical rethinking of Bangladesh's development and its claims of poverty elimination in the light of related land control practices.</p

    Stakeholder initiatives in flood risk management: exploring the role and impact of bottom-up initiatives in three ‘Room for the River’ projects in the Netherlands

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    In recent years stakeholder participation has become a popular topic in flood management. Little is known about how and under which circumstances local stakeholders initiate and develop successful flood management strategies and how governmental actors respond to them. Drawing on theories of social movements, stakeholder participation, and citizenship, this paper analyses how local stakeholder initiatives in the Dutch ‘Room for the River’ programme evolve and, in turn, influence such governmental plans and actions. The description and comparative analysis of the three cases leads to three conclusions: first, in all cases, forms of local self-organization play a role, but its impacts are highly dependent on the mix of strategies chosen. Second, forms of coproduction between local stakeholders and government actors are the most viable strategy to realize the positive impact of local initiatives. Third, government agencies tend to react to local initiatives defensively. Much depends on timing and connecting to the right people

    Forging connections, pursuing social justice: a tribute to Maarten Bavinck’s conceptual and institution-building contributions to maritime studies

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    This paper is written in recognition of the contributions that Maarten Bavinck has made to the field of maritime studies and for the inspiration that he has been for many. It is hard to separate Maarten’s academic and institution-building contributions from his personal qualities, particularly his interest in human relationships. Maarten’s aptitude for building bridges between people, ideas, and institutions has allowed him to connect people in larger knowledge generation and action projects and forge new conceptual bridges. In addition to reflecting shortly on Maarten's key role in establishing the Centre for Maritime Research (MARE) as a institutional anchor in maritime studies, this paper reviews on some of his important and original contributions to four academic domains: legal pluralism, interactive governance, the study of fisheries conflicts, and the environment-development interface. Common threads across these domains include his long-term commitment to meticulous fieldwork in South Asia that grounds his work so firmly, his focus on achieving a more socially just use of marine and coastal resources, and his pragmatic approach that has led to original connections across distinct conceptual and institutional fields

    Cleavage at a V(D)J recombination signal requires only RAG1 and RAG2 proteins and occurs in two steps

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    Formation of double-strand breaks at recombination signal sequences is an early step in V(D)J recombination. Here we show that purified RAG1 and RAG2 proteins are sufficient to carry out this reaction. The cleavage reaction can be divided into two distinct steps. First, a nick is introduced at the 5' end of the signal sequence. The other strand is then broken, resulting in a hairpin structure at the coding end and a blunt, 5'-phosphorylated signal end. The hairpin is made as a direct consequence of the cleavage mechanism. Nicking and hairpin formation each require the presence of a signal sequence and both RAG proteins

    The Subak in Diaspora: Balinese Farmers and the Subak in South Sulawesi

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    The subak has a long history as an irrigators’ institution on Bali. It has also spread across Indonesia along with Balinese farmers who were resettled by colonial and post-colonial governments or who have migrated spontaneously since colonial times. While subaks have been much researched in Bali itself, little is known about subaks outside Bali. Luwu District in South Sulawesi is one of the areas where thousands of Balinese families settled in the last four decades. Based on research in this transmigration area, this paper analyzes the emergence and development of the subak in relation to the development of irrigation infrastructure of a state-built irrigation system. A comparison between two Balinese settlements in the same system shows that differences in infrastructural and managerial conditions and arrangements between parts of the irrigation system were major determinants of the institutional space allowed for the subak and ways in which the subaks developed

    Inhibition of TGF-β Signaling and Decreased Apoptosis in IUGR-Associated Lung Disease in Rats

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    Intrauterine growth restriction is associated with impaired lung function in adulthood. It is unknown whether such impairment of lung function is linked to the transforming growth factor (TGF)-β system in the lung. Therefore, we investigated the effects of IUGR on lung function, expression of extracellular matrix (ECM) components and TGF-β signaling in rats. IUGR was induced in rats by isocaloric protein restriction during gestation. Lung function was assessed with direct plethysmography at postnatal day (P) 70. Pulmonary activity of the TGF-β system was determined at P1 and P70. TGF-β signaling was blocked in vitro using adenovirus-delivered Smad7. At P70, respiratory airway compliance was significantly impaired after IUGR. These changes were accompanied by decreased expression of TGF-β1 at P1 and P70 and a consistently dampened phosphorylation of Smad2 and Smad3. Furthermore, the mRNA expression levels of inhibitors of TGF-β signaling (Smad7 and Smurf2) were reduced, and the expression of TGF-β-regulated ECM components (e.g. collagen I) was decreased in the lungs of IUGR animals at P1; whereas elastin and tenascin N expression was significantly upregulated. In vitro inhibition of TGF-β signaling in NIH/3T3, MLE 12 and endothelial cells by adenovirus-delivered Smad7 demonstrated a direct effect on the expression of ECM components. Taken together, these data demonstrate a significant impact of IUGR on lung development and function and suggest that attenuated TGF-β signaling may contribute to the pathological processes of IUGR-associated lung disease
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