6 research outputs found

    Seeing environmental injustices: the mechanics, devices and assumptions of environmental sustainability indices and indicators

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    At the heart of any colonization project, and therefore any move to de-colonize, are ways of seeing nature and society, that then allow particular ways of governing each. This is plainly visible in a number of tools that exist to measure progress towards (or regress from) environmental sustainability. The tools use indices and indicators constructed mostly by environmental scientists and ecologists. As such, they are not neutral scientific instruments: they reflect the worldviews of their creators. These worldviews depend on three dimensions: the values they prioritize, the explanatory theories they use and the futures they envision. Through these means different tools produce conflicting notions of the sustainability of our economies and societies. In this article, we shed light onto the theoretical and epistemological assumptions that lie behind key international sustainability indices and indicators: the Environmental Performance Index,Domestic Material Consumption, Material Intensity, the Material Footprint, the Carbon Footprint, the Ecological Footprint and CO2 emissions (territorial). The variables included in these indices, the way they are measured, aggregated and weighted all imply a particular way of understanding the relationships between economy, society and environment. This divergence is most clearly visible in the fact that some indices are negatively correlated with each other. Where one index might plot growing environmental sustainability, another shows its decline. Our results highlight that those devices and the theories informing them are particularly interesting for way how colonialism is materialized. Some of these measurements hide the material roots of prosperity and the ecological (and economic) distributional conflicts exported to the poorer countries by the global North, and others show how its production and consumption levels are reliant upon a socio-ecological 'subsidy' imposed on Southern countries. These subsidies represent injustices that present a primafacie case for decolonizing indices and indicators of environmental governance

    Multi-parametric MR Imaging Biomarkers Associated to Clinical Outcomes in Gliomas: A Systematic Review

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    [EN] Purpose: To systematically review evidence regarding the association of multi-parametric biomarkers with clinical outcomes and their capacity to explain relevant subcompartments of gliomas. Materials and Methods: Scopus database was searched for original journal papers from January 1st, 2007 to February 20th , 2017 according to PRISMA. Four hundred forty-nine abstracts of papers were reviewed and scored independently by two out of six authors. Based on those papers we analyzed associations between biomarkers, subcompartments within the tumor lesion, and clinical outcomes. From all the articles analyzed, the twenty-seven papers with the highest scores were highlighted to represent the evidence about MR imaging biomarkers associated with clinical outcomes. Similarly, eighteen studies defining subcompartments within the tumor region were also highlighted to represent the evidence of MR imaging biomarkers. Their reports were critically appraised according to the QUADAS-2 criteria. Results: It has been demonstrated that multi-parametric biomarkers are prepared for surrogating diagnosis, grading, segmentation, overall survival, progression-free survival, recurrence, molecular profiling and response to treatment in gliomas. Quantifications and radiomics features obtained from morphological exams (T1, T2, FLAIR, T1c), PWI (including DSC and DCE), diffusion (DWI, DTI) and chemical shift imaging (CSI) are the preferred MR biomarkers associated to clinical outcomes. Subcompartments relative to the peritumoral region, invasion, infiltration, proliferation, mass effect and pseudo flush, relapse compartments, gross tumor volumes, and high-risk regions have been defined to characterize the heterogeneity. For the majority of pairwise cooccurrences, we found no evidence to assert that observed co-occurrences were significantly different from their expected co-occurrences (Binomial test with False Discovery Rate correction, alpha=0.05). The co-occurrence among terms in the studied papers was found to be driven by their individual prevalence and trends in the literature. Conclusion: Combinations of MR imaging biomarkers from morphological, PWI, DWI and CSI exams have demonstrated their capability to predict clinical outcomes in different management moments of gliomas. Whereas morphologic-derived compartments have been mostly studied during the last ten years, new multi-parametric MRI approaches have also been proposed to discover specific subcompartments of the tumors. MR biomarkers from those subcompartments show the local behavior within the heterogeneous tumor and may quantify the prognosis and response to treatment of gliomas.This work was supported by the Spanish Ministry for Investigation, Development and Innovation project with identification number DPI2016-80054-R.Oltra-Sastre, M.; Fuster García, E.; Juan -Albarracín, J.; Sáez Silvestre, C.; Perez-Girbes, A.; Sanz-Requena, R.; Revert-Ventura, A.... (2019). Multi-parametric MR Imaging Biomarkers Associated to Clinical Outcomes in Gliomas: A Systematic Review. Current Medical Imaging Reviews. 15(10):933-947. https://doi.org/10.2174/1573405615666190109100503S9339471510Louis D.N.; Perry A.; Reifenberger G.; The 2016 world health organization classification of tumors of the central nervous system: a summary. 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    Mapping Sustainable Development Goals 8, 9, 12, 13 and 15 through a decolonial lens : falling short of ‘transforming our world’

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    The United Nations’ Sustainable Development Goals (UN SDGs) aspire to be integrated and indivisible, balance the three dimensions of sustainable development and transform our world by going beyond previously agreed language. Focusing on decoloniality and equity, we explore whether these aspirations are met in analysing five goals, their targets and indicators interlinking especially the economy–ecology spheres: SDGs 8 (economic growth), 9 (industry and innovation), 12 (sustainable production and consumption), 13 (climate action) and 15 (life on land). We examine two interconnected foci. Having mapped the connections which exist, according to official UN data, between these goals’ indicators, we examine definitions and delineations in SDGs 8, 9, 12, 13 and 15 through a decolonial lens, focusing on universality, absences and modernity–coloniality. A second step investigates the equity implications of these framings, using indicator data to illustrate abiding injustices. Our original contribution is thus retracing these connections and contradictions, their intellectual heritage and their equity implications in the detail of these five SDGs, their targets and indicators, combining the sustainable development and decolonial literatures in novel ways. We find that trade-offs, absences and justice shortcomings call into question the attainment of the SDGs’ objectives of leaving no one behind while safeguarding advances for people, planet, prosperity, peace and prosperity. We recognize the SDGs’ opportunity to rethink how we want to co-exist in this world. However, we argue that recognizing absences, trade-offs and equity shortcomings are key prerequisites to attain genuine transformations for justice and sustainability through the SDGs
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