47 research outputs found

    Why there and then, not here and now? Ecological offsetting in California and England, and the sharpening contradictions of neoliberal natures

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    Failure has become an increasingly important theme of debate in the literature on neoliberal natures. In this article we take up this topic with respect to ecological offsetting, often regarded as an exemplar of market-oriented conservation. Comparing the case of species banking which emerged in California in the 1990s with frustrated efforts to implement a biodiversity offsetting programme in England beginning in 2010, we develop a novel analytical framework for explaining why this kind of environmental market-making may or may not be successful in different contexts. Drawing on work in geography on the neoliberalisation of nature and insights from economic sociology, we characterise ecological offsetting as ‘command-and-commodify’ regulation: a peculiar form of hybrid ecological regulation which depends on an institutional mix of ‘authoritative’ and ‘economic’ power to function. In California, these kinds of environmental markets initially emerged at a moment of compromise, contingent on an embrace of ‘market’ solutions to environmental problems on the one hand, and a somewhat paradoxical expansion of authoritative power to ecologically regulate land development, on the other. In England, by contrast, deep fiscal austerity and deregulatory zeal, combined with resistance from nearly every quarter, initially undermined the possibility of balancing economic and authoritative power, which we argue is necessary for the construction of viable ecological offsetting. Reflecting on themes in the wider literature, we conclude by questioning whether the English experience is indicative of sharpening tensions between economy and ecology in the late neoliberal era

    Data Descriptor: A global multiproxy database for temperature reconstructions of the Common Era

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    Reproducible climate reconstructions of the Common Era (1 CE to present) are key to placing industrial-era warming into the context of natural climatic variability. Here we present a community-sourced database of temperature-sensitive proxy records from the PAGES2k initiative. The database gathers 692 records from 648 locations, including all continental regions and major ocean basins. The records are from trees, ice, sediment, corals, speleothems, documentary evidence, and other archives. They range in length from 50 to 2000 years, with a median of 547 years, while temporal resolution ranges from biweekly to centennial. Nearly half of the proxy time series are significantly correlated with HadCRUT4.2 surface temperature over the period 1850-2014. Global temperature composites show a remarkable degree of coherence between high-and low-resolution archives, with broadly similar patterns across archive types, terrestrial versus marine locations, and screening criteria. The database is suited to investigations of global and regional temperature variability over the Common Era, and is shared in the Linked Paleo Data (LiPD) format, including serializations in Matlab, R and Python.(TABLE)Since the pioneering work of D'Arrigo and Jacoby1-3, as well as Mann et al. 4,5, temperature reconstructions of the Common Era have become a key component of climate assessments6-9. Such reconstructions depend strongly on the composition of the underlying network of climate proxies10, and it is therefore critical for the climate community to have access to a community-vetted, quality-controlled database of temperature-sensitive records stored in a self-describing format. The Past Global Changes (PAGES) 2k consortium, a self-organized, international group of experts, recently assembled such a database, and used it to reconstruct surface temperature over continental-scale regions11 (hereafter, ` PAGES2k-2013').This data descriptor presents version 2.0.0 of the PAGES2k proxy temperature database (Data Citation 1). It augments the PAGES2k-2013 collection of terrestrial records with marine records assembled by the Ocean2k working group at centennial12 and annual13 time scales. In addition to these previously published data compilations, this version includes substantially more records, extensive new metadata, and validation. Furthermore, the selection criteria for records included in this version are applied more uniformly and transparently across regions, resulting in a more cohesive data product.This data descriptor describes the contents of the database, the criteria for inclusion, and quantifies the relation of each record with instrumental temperature. In addition, the paleotemperature time series are summarized as composites to highlight the most salient decadal-to centennial-scale behaviour of the dataset and check mutual consistency between paleoclimate archives. We provide extensive Matlab code to probe the database-processing, filtering and aggregating it in various ways to investigate temperature variability over the Common Era. The unique approach to data stewardship and code-sharing employed here is designed to enable an unprecedented scale of investigation of the temperature history of the Common Era, by the scientific community and citizen-scientists alike

    The economics of nuclear power. A report to the Sustainable Development Commission

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    Marine and coastal policy in the UK: Challenges and opportunities in a new era

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    Marine and coastal policy in the UK has faced a number of significant changes in recent years, most notably the passing of the Marine and Coastal Access Act in 2009. These changes have brought significant challenges and opportunities for all those involved in the management and use of the UK's marine and coastal environment. This new era of marine policy inspired the UK's first Marine and Coastal Policy forum held in June 2011. In this introductory paper the global context of marine policy changes and the themes which emerged from the forum, forming the basis of the articles in this special issue, are outlined. It is concluded that there is a high level of engagement, capacity and willingness of key stakeholders to work collaboratively to address the environmental, social and economic complexities of managing the marine and coastal environment. It is both evident and encouraging that progress is being made and the many challenges faced in this new era give rise to a number of opportunities to develop new ideas and effective mechanisms for finding solutions. © 2013 Elsevier Ltd
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