Food 21: A Research Program Looking for Measures and Tools to Increase Food Chain Sustainability, Perspectives and Challenges in the Future Use of Plant Nutrients in Tilled and Mixed Agricultural Systems, Possibilities for Improving Nitrogen Use from Organic Materials in Agricultural Cropping Systems, Conditional Phosphorus Index as an Educational Tool for Risk Assessment and Phosphorus Management, A Systems Approach to Assess Farm-Scale Nutrient and Trace Element Dynamics: A Case Study at the Öjebyn Dairy Farm, Selection for Increased Production and the Welfare of Dairy Cows: Are New Breeding Goals Needed?, Healthy and Happy: Animal Welfare as an Integral Part of Sustainable Agriculture, Genomics Meets Ethology: A New Route to Understanding Domestication, Behavior, and Sustainability in Animal Breeding, Integration of Natural Behavior in Housing Systems, Phenolic Compounds in Oat Grains (Avena sativa L.) Grown in Conventional and Organic Systems, The Influence of Production Systems on Meat Quality, with Emphasis on Pork, Cadmium in Food Production Systems: A Health Risk for Sensitive Population Groups, Determinants of Consumer Behavior Related to Organic Foods, Habitual and Value-Guided Purchase Behavior, Consumer Preferences for Food Product Quality Attributes from Swedish Agriculture, Home Transport and Wastage: Environmentally Relevant Household Activities in the Life Cycle of Food, Social Sustainability and Collaborative Learning, Farm Cooperation to Improve Sustainability, Farm Cooperation to Improve Sustainability, Environmental and Economic Impacts of Decision-Making at an Arable Farm: An Integrative Modeling Approach, Sustainable Development of Food Production: A Case Study on Scenarios for Pig Production, Environmental Assessment of Plant Protection Strategies Using Scenarios for Pig Feed Production, Industrial Processing versus Home Cooking: An Environmental Comparison between Three Ways to Prepare a Meal.