3,299 research outputs found

    In times of war, who is conscripted may depend on who they voted for

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    In many circumstances, governments attempt to protect their supporters from adverse outcomes, and this can also be the case in wartime. In new research on conscription in the US during the Second World War, Douglas B. Atkinson and Kevin Fahey find that counties that narrowly voted for Democratic presidential and congressional candidates had lower levels of enlistment than other counties, which they attribute to the discretionary power of politically appointed local draft boards

    FORMULATING ENVIRONMENTAL AND SOCIAL INDICATORS FOR SUSTAINABLE DEVELOPMENT. ESRI Policy Research Series, 1996

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    The programme of the present government includes a commitment to "working towards a new set of indicators of sustainable economic development which will take account of environmental as well as social factors". The central concern is to go beyond existing measures of economic activity produced within the national accounting framework (such as GDP or national income) in order to develop a more complete picture of economic and social progress in Ireland. The present publication provides an overview of the issues and options which arise in connection with this commitment, and suggests steps which might be taken in pursuing it. The publication is set out in two largely separate essays, one dealing with environmental indicators, the other with social indicators. While it would be desirable to deal with those two topics together, the differences in the intellectual and institutional traditions from which they have developed are such that an integrated approach has not yet emerged. In the final section of the present summary, the recommendations emerging from the two essays are brought together, though they are presented separately in the body of the report

    Nineteenth Conference on Great Lakes Research

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    Vol. 2 Ch. 8 Moving Beyond the Question: Were the Hopewell Really Farmers? Evidence from the Hocking Valley, Ohio

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    https://ideaexchange.uakron.edu/encountering_hopewell/1018/thumbnail.jp

    Natural Cycles, Gases

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    The major gaseous components of the exhaust of stratospheric aircraft are expected to be the products of combustion (CO2 and H2O), odd nitrogen (NO, NO2 HNO3), and products indicating combustion inefficiencies (CO and total unburned hydrocarbons). The species distributions are produced by a balance of photochemical and transport processes. A necessary element in evaluating the impact of aircraft exhaust on the lower stratospheric composition is to place the aircraft emissions in perspective within the natural cycles of stratospheric species. Following are a description of mass transport in the lower stratosphere and a discussion of the natural behavior of the major gaseous components of the stratospheric aircraft exhaust

    (Un)Fair(ly) Unknown: New and Neglected Arthurian Television Programming

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    (Un)Fair(ly) Unknown: New and Neglected Arthurian Television Programming Panel by Carl B. Sell, Richard Fahey, Michael Torregrossa, and Rachael K. Warmington Tech Mod: Tim Len

    Recovery from disturbance requires resynchronization of ecosystem nutrient cycles

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    Nitrogen (N) and phosphorus (P) are tightly cycled in most terrestrial ecosystems, with plant uptake more than 10 times higher than the rate of supply from deposition and weathering. This near-total dependence on recycled nutrients and the stoichiometric constraints on resource use by plants and microbes mean that the two cycles have to be synchronized such that the ratio of N:P in plant uptake, litterfall, and net mineralization are nearly the same. Disturbance can disrupt this synchronization if there is a disproportionate loss of one nutrient relative to the other. We model the resynchronization of N and P cycles following harvest of a northern hardwood forest. In our simulations, nutrient loss in the harvest is small relative to postharvest losses. The low N:P ratio of harvest residue results in a preferential release of P and retention of N. The P release is in excess of plant requirements and P is lost from the active ecosystem cycle through secondary mineral formation and leaching early in succession. Because external P inputs are small, the resynchronization of the N and P cycles later in succession is achieved by a commensurate loss of N. Through succession, the ecosystem undergoes alternating periods of N limitation, then P limitation, and eventually co-limitation as the two cycles resynchronize. However, our simulations indicate that the overall rate and extent of recovery is limited by P unless a mechanism exists either to prevent the P loss early in succession (e.g., P sequestration not stoichiometrically constrained by N) or to increase the P supply to the ecosystem later in succession (e.g., biologically enhanced weathering). Our model provides a heuristic perspective from which to assess the resynchronization among tightly cycled nutrients and the effect of that resynchronization on recovery of ecosystems from disturbance

    The Effects of Fire Fighting and On-Scene Rehabilitation on Hemostatis

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    Fire fighting is a dangerous occupation – in part because firefighters are called upon to perform strenuous physical activity in hot, hostile environments. Each year, approximately 100 firefighters lose their lives in the line of duty and tens of thousands are injured. Over the past 15 years, approximately 45% of line of duty deaths have been attributed to heart attacks and another 650-1,000 firefighters suffer non-fatal heart attacks in the line of duty each year. From 1990 to 2004, the total number of fireground injuries has declined, yet during this same period, the number of cases related to the leading cause of injury - overexertion/strain – remained relatively constant. It is well recognized that fire fighting leads to increased cardiovascular and thermal strain. However, the time course of recovery from fire fighting is not well documented, despite the fact that a large percentage of fire fighting fatalities occur after fire fighting activity. Furthermore, on scene rehabilitation (OSR) has been broadly recommended to mitigate the cardiovascular and thermal strain associated with performing strenuous fire fighting activity, yet the efficacy of different rehabilitation interventions has not been documented. Twenty-five firefighters were recruited to participate in a “within-subjects, repeated measures” study designed to describe the acute effects of fire fighting on a broad array of physiological and psychological measures and several key cardiovascular variables. This study provided the first detailed documentation of the time course of recovery during 2½ hours post-fire fighting. Additionally, we compared two OSR strategies (standard and enhanced) to determine their effectiveness.published or submitted for publicationnot peer reviewe

    Variations in sediment sources and yields in the Finger Lakes and Catskills regions of New York

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    The proportional contributions of stream bank and surface sources to fine sediment loads in watersheds in New York State were quantified with uncertainty analysis. Eroding streamside glacial drift, including glaciolacustrine deposits, were examined to help explain variations in the proportional contributions made by bank erosion. Sediment sources were quantified by comparing concentrations of the bomb-derived radionuclide 137Cs in fluvial sediment with sediment from potential source areas such as agricultural soils, forest soils and stream banks. To compare sediment sources in streams containing abundant deposits of fine-grained glacial drift with watersheds that lacked moderate or extensive streamside deposits, samples were taken from 15 watersheds in the region. The mean contribution of bank erosion to sediment loads in the six streams with glaciolacustrine deposits was 60% (range 46?76%). The proportional contribution of bank erosion was also important in one stream lacking glaciolacustrine deposits (57%) but was less important in the remainder, with contributions ranging from 0 to 46%. Data from this study on the varying contributions of bank erosion and data from past studies of sediment yield in 15 watersheds of New York State suggest that eroding streamside glacial deposits dominate sediment yield in many watersheds. In other watersheds, past impacts to streams, such as channelization, have also resulted in high levels of bank erosion
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