Kathryn Grace

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Guatemala is characterized by low contraceptive use rates and one of the highest fertility rates in the Western Hemisphere. These rates are particularly extreme for the poorest segment of the population and for the indigenous population. However, notable increases in contraceptive use have occurred within the past ten years, indicating that Guatemala may be(More)
Climate change and degradation of ecosystem services functioning may threaten the ability of current agricultural systems to keep up with demand for adequate and inexpensive food and for clean water, waste disposal and other broader ecosystem services. Human health is likely to be affected by changes occurring across multiple geographic and time scales.(More)
Undernutrition is responsible for nearly half of all deaths of children under five years of age. In the developing world, where many communities rely on subsistence farming, one way of combating undernutrition is through food aid provided by governmental and non-governmental organizations. In this analysis we develop a flexible optimization based approach(More)
In most developing countries, people are heavily reliant on inexpensive, locally grown food. However, while dependence on cropping crosses national and continental boundaries, the selection of land for cropping has adapted to the available conditions. Recent analyses conducted by the Famine Early Warning System Network (FEWS NET) show that the(More)
Chronic child undernutrition is a persistent problem in developing countries and has been the focus of hundreds of studies where the primary intent is to improve targeting of public health and economic development policies. In national level cross-sectional studies undernutrition is measured as child stunting and the goal is to assess differences in(More)
In some contemporary populations, fertility levels appear to plateau, with women maintaining a consistently high level of fertility for a relatively extended period. Because this plateau does not reflect the historical patterns observed in Europe, the focus of most studies on fertility patterns, mechanisms underlying the plateau and the reinstatement of a(More)
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