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Re-thinking the mercury contamination issue in Arctic Canada

Posted on:2003-03-20Degree:M.AType:Thesis
University:Carleton University (Canada)Candidate:Donaldson, ShawnFull Text:PDF
GTID:2461390011987990Subject:Geography
Abstract/Summary:
The present study examines the problem of environmental mercury contamination in Arctic Canada. Mercury from distant anthropogenic and natural sources is transported to the Arctic primarily via the atmosphere. Mercury can be converted in the environment to methylmercury, which is a potent neurotoxin. Clearly, the first priority is to reduce the level of anthropogenic emissions and the amount of mercury transported to and deposited in the Arctic region. However, like mercury itself, the development of appropriate policy is complex. As a first step, this study designs an Integrated Policy and Science Conceptual Model (IPSCM) that takes into account: sources; biogeochemical processes; Arctic lifestyles; and exposure levels. This model is based on extensive literature reviews, a case study and interviews with stakeholders. The results demonstrate that the complex interplay of cultural, scientific, and political processes underscores the need for an integrated approach to effectively manage this issue.
Keywords/Search Tags:Mercury, Arctic
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