467 research outputs found

    Feeding the Worlth Healthily: the Challenge of Measuring the effects of Agriculture on Health

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    Agricultural production, food systems and population health are intimately linked. While there is a strong evidence base to inform our knowledge of what constitutes a healthy human diet, we know little about actual food production or consumption in many populations and how developments in the food and agricultural system will affect dietary intake patterns and health. The paucity of information on food production and consumption is arguably most acute in low- and middle-income countries, where it is most urgently needed to monitor levels of under-nutrition, the health impacts of rapid dietary transition and the increasing ‘double burden’ of nutrition-related disease. Food availability statistics based on food commodity production data are currently widely used as a proxy measure of national-level food consumption, but using data from the UK and Mexico we highlight the potential pitfalls of this approach. Despite limited resources for data collection, better systems of measurement are possible. Important drivers to improve collection systems may include efforts to meet international development goals and partnership with the private sector. A clearer understanding of the links between the agriculture and food system and population health will ensure that health becomes a critical driver of agricultural change

    Anomaly or Augury? Global Food Prices Since 2007

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    This article reviews the dynamics of global food prices since the food crisis of2007–08, the extent to which international prices have influenced national prices and poverty and wellbeing outcomes, and considers whether this exceptional period represents an anomaly or likely signals future episodes of food price volatility. It finds that although some factors that contributed to recent events have eased considerably, some significant drivers remain structural threats to future food security. There is little reason to be confident that recent reductions in food prices and volatilities augur well for the food security or wellbeing of those living on low and precarious incomes in the future

    Multifunctionality of Agriculture Products: Towards Collaborative Policy Guidelines on Sustainable Agro-Related Fuel Development

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    This is an Accepted Manuscript of an article published by Taylor & Francis in Biofuels on 23 January 2017, available online: http://www.tandfonline.com/doi/full/10.1080/17597269.2017.1278930.The primacy of food security overrides that of energy. This is a reasoned view under the United Nations rights-based theories and practice. Within this context, there are voluntary guidelines according to which countries must secure an adequate food supply. Nevertheless, agro-related fuel has recently attracted scientific and commercial attention, following revolutionary thinking concerning the multifunctionality nature of agriculture products and the innovative use of crop resources as conduits in building our energy security and promoting economic growth. Consequently, many countries may be facing the need for strategic decision-making in developing an agro-related fuel programme, given the lack of a credible global framework to inform policy approaches. On the back of this complexity, a key objective of this paper is to provide a critical assessment of whether a credible global collaborative framework can bring much-needed certainty to enable developing countries to weigh up the importance and risks involved and to manage all of the related biodiversity intricacies connected to agro-related policy development in relation to the realisation of sustainable food security.Peer reviewedFinal Accepted Versio

    Agriculture, nutrition and education: On the status and determinants of primary schooling in rural Mali before the crises of 2012

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    This cross-sectional study examines the status and the determinants of primary education in food insecure areas of Mali. Net and gross enrolment ratios in primary school were between 0.3 and 0.4 for both girls and boys and well below national levels, highlighting a critical gap in terms of access to primary education. Schooling was found to respond to a broad range of determinants, including child's age and nutrition status, as well as on household consumption, on farm labour, teacher availability, and village level remoteness. Interestingly, no significant gender differences were found in terms of primary education. School meals were found to be associated with increased enrolment, attendance and attainment. The scale of the problem in Mali strongly suggests the need for investments in education and social protection to be prioritised and funded as part of national education policy and development strategies

    Protracted crisis, food security and the fantasy of resilience in Sudan

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    In the past decade, food security and nutrition practices have become central in the promotion of resilience in protracted crises. Such approaches have been welcomed by the aid community because of their potential for linking relief and development. Social and political analysts, however, have criticized resilience approaches for failing to consider power relations and because they entail an acceptance of crisis or repeated risk. In this context, regimes of food security and nutrition practices have become increasingly targeted, privatized and medicalized, focussing on individual behaviour and responsibility rather than responsibility of the state or international actors. This article uses examples from Sudan to examine how and why the resilience ‘regime of practices’ has functioned as a form of neoliberal governmentality, and argues that it has created a fantasy in which conflict in Darfur is invisible. This allowed food aid to be withdrawn and removed the need for protection despite ongoing conflict and threats to livelihoods; thus crisis-affected populations have been abandoned

    Increased yield stability of field-grown winter barley (Hordeum vulgare L.) varietal mixtures through ecological processes

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    Crop variety mixtures have the potential to increase yield stability in highly variable and unpredictable environments, yet knowledge of the specific mechanisms underlying enhanced yield stability has been limited. Ecological processes in genetically diverse crops were investigated by conducting field trials with winter barley varieties (Hordeum vulgare), grown as monocultures or as three-way mixtures in fungicide treated and untreated plots at three sites. Mixtures achieved yields comparable to the best performing monocultures whilst enhancing yield stability despite being subject to multiple predicted and unpredicted abiotic and biotic stresses including brown rust (Puccinia hordei) and lodging. There was compensation through competitive release because the most competitive variety overyielded in mixtures thereby compensating for less competitive varieties. Facilitation was also identified as an important ecological process within mixtures by reducing lodging. This study indicates that crop varietal mixtures have the capacity to stabilise productivity even when environmental conditions and stresses are not predicted in advance. Varietal mixtures provide a means of increasing crop genetic diversity without the need for extensive breeding efforts. They may confer enhanced resilience to environmental stresses and thus be a desirable component of future cropping systems for sustainable arable farming
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