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Food is traditionally obtained through farming, ranching, and other methods of subsistence locally important. More recently, there has been a growing trend towards more sustainable agricultural practices. This approach, which is partly fulled by consumer demand, encourages biodiversity, local self-reliance and organic farming methods.

Between the extremes of optimal health and death from starvation or malnutrition, there is an array of disease states that can be caused or alleviated by changes in diet. The science of nutrition attempts to understand how and why specific dietary aspects influence health.

This book covers topics such as human nutrition food quality and safety, nutrition assessment, nutrient requirements, changing agricultural practices and food security agricultural It will be a solidly established classroom and reference text for scholars and students across the humanities and social science.