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Food Safety & the Global Food Supply Chapter 12
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Foodborne Illnesses & the Agents That Cause Them Food intoxication Enterotoxin Neurotoxin Foodborne infections
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Foodborne Illnesses & the Agents That Cause Them Microbial agents Campylobacter jejuni Salmonella Staphylococcus aureus Clostridium botulinum Escherichia coli O157:H7 Mold - aflatoxins
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Foodborne Illnesses & the Agents That Cause Them Natural toxins - toxicants Solanine (potatoes) Herbal products Tetrodotoxin (puffer fish) Paralytic shellfish poisoning
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Safe Food Storage & Preparation Keep cold food cold Wash hands & surfaces often Keep hot foods hot Prevent cross-contamination Food safety for meats Food safety for seafood Food safety for picnics
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Keep Food Safe to Eat To prevent foodborne illness To ensure a safe catch: seafood safety tips
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Pesticides & Other Chemical Contaminants Chemical agents Organic halogens Heavy metals Toxicity vs. hazard Lead (a heavy metal)
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Pesticides & Other Chemical Contaminants Pesticide residues DDT The ideal pesticide Regulation of pesticide residues Reference dose Margin of safety
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Food Additives Intentional food additives Incidental food additives Regulation of additives Substances Generally Recognized as Safe (GRAS)
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New Technologies on the Horizon Irradiation Benefits & risks Biotechnology & genetic engineering Comparison with selective breeding Transgenics Potential benefits Concerns & potential risks
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Should You Buy Organically Grown Produce or Meats? Certified organic foods Product labeling regulations Comparison with conventionally grown produce Other pesticide reduction methods Integrated pest management
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Eat Fresh Eat Local Farmers’ markets Why choose a farmers’ market? Help develop a food culture Less processing & packaging Foods are usually fresher Encourage healthier food choices Boost local economies
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Domestic & World Hunger The relationship between hunger & poverty Extent of worldwide food insecurity At-risk populations: women & children Oral rehydration therapy Breastfeeding
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Domestic & World Hunger Status of food insecurity in the U.S. Causes of food insecurity in the U.S. Food assistance programs USDA programs Food recovery & gleaning programs
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Domestic & World Hunger World hunger vs. hunger in the U.S. Impact of international trade & debt on hunger Role of multinational corporations Role of overpopulation
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Domestic & World Hunger Re-distribution of resources Land reform Appropriate technolgoy Environmental concerns Reducing hunger among women & children UNICEF’s GOBI plan
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Domestic & World Hunger Ways individuals can help Volunteering Documenting local needs Advocate for solutions to hunger
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