.... lack adequate food in Developing countries , 852 million, Undernutrition, Consuming insufficient food to meet one’s minimum daily energy requirement for a long enough time to cause harmful effects., Consuming insufficient food to meet one’s minimum daily energy requirement for a long enough time to cause harmful effects., Undernutrition, WHO estimate.... children..., 182 million , under 5, Malnutrition , Caused by a diet that does not supply a persons with enough protein, essential fats, vitamins, minerals, and other nutrients , Caused by a diet that does not supply a persons with enough protein, essential fats, vitamins, minerals, and other nutrients, Malnutrition , Malnutrition about ...worldwide , 3 billion worldwide, Overnutrition , an excessive intake of food, especially fats and suger , an excessive intake of food, especially fats and suger, Overnutrition, Most common cause of undernutrition and malnutrition, Poverty, Poverty More common in ...areas, rural areas, Types of Food Production, Traditional agriculture - Industrialized agriculture , Traditional subsistence agriculture, produce enough food to stay alive, Traditional Intensive agriculture, farmers increase inputs of labor, water and land to get a higher yield per area of to produce enough food for families, and their income., Traditional Agriculture types , Traditional subsistence agriculture - Traditional Intensive agriculture , Traditional Agriculture in ...countries, Developing countries, Modern agricultural methods - Developed countries - Use large amounts of fossil fuel energy, water, commercial fertilizers and pesticides to produce huge quantities of single crops or livestock animals for sale , Industrialized Agriculture , Agricultural Challenges , Loss of agricultural land - Loss of domesticated varieties - Improving yields - Curbing (decrease) environmental impacts  ,  Loss of agricultural land, Agricultural Challenges, Loss of domesticated varieties, Agricultural Challenges, Improving yields, Agricultural Challenges, Curbing (decrease) environmental impacts, Agricultural Challenges, Worldwide, more than 4 million hectares lost per year  , Loss of Agricultural Land, Loss of Agricultural Land  Worldwide, more than .... hectares lost per year , 4 million, Erosion, Loss of Agricultural Land, Using the land for: housing, factories,highways, urban need, Loss of Agricultural Land, Conservation easements, Loss of Agricultural Land, 1996 Farm Bill, Loss of Agricultural Land, Protect farmland, Loss of Agricultural Land, Farmers using fewer varieties of plants and animals , Loss of Domestic Varieties, Modern methods, Loss of Domestic Varieties, Uniformity, Loss of Domestic Varieties, Maximum production, Loss of Domestic Varieties, Loss of genetic diversity, Loss of Domestic Varieties, Save germplasm, Loss of Domestic Varieties, Tissues - May need later , Loss of Domestic Varieties, Food production has increased, Increasing Crop Yields, Green revolution, Increasing Crop Yields, Mid-20th century, Increasing Crop Yields, Modern methods - Chemicals, Increasing Crop Yields, High-yield varieties, Increasing Crop Yields, Done with breeding and biotechnology, High Yield Varieties, High Yield Varieties done with :, breeding and biotechnology, Demand for grains will increase, Increasing Crop Yields, Can’t increase amount of land, Increasing Crop Yields, Yields can only increase so much, Increasing Crop Yields, Genetic engineering could help, Increasing Crop Yields, Developing countries will need better farming methods, Increasing Crop Yields, Air, water pollution, Environmental Impacts, Feedlot agriculture is the norm, Environmental Impacts, Resistance , Pesticides , Environmental Impacts, Farmers use more, Pesticides, Environmental Impacts, Residues on food, Pesticides , Environmental Impacts, Loss of productivity, Land degradation , Environmental Impacts, Salinization, Land degradation , Environmental Impacts, Habitat fragmentation, Environmental Impacts, Food requirements have been met, Looking Towards The Future, Environmental problems increasing, Looking Towards The Future, More food will be needed, Looking Towards The Future, Maintains soil productivity:, conservation techniques Sustainable Agriculture, Healthy ecological balance, Sustainable Agriculture, Minimal long-term impacts, Sustainable Agriculture, Natural fertilizers, Sustainable Agriculture, Less chemicals and antibiotics, Sustainable Agriculture, Water and energy conservation, Sustainable Agriculture, Diverse crops, Sustainable Agriculture, Organic agriculture, Sustainable Agriculture, No non-natural chemicals, Sustainable Agriculture, No genetic engineering, Sustainable Agriculture, View the farm as an agroecosystem, Sustainable Agriculture, Second green revolution!, Sustainable Agriculture, Move genes from one species to another, Genetic Engineering, Genetic Engineering, Move genes from one species to another, Could improve agriculture, Genetic Engineering, Decrease nutritional deficiencies worldwide: Golden Rice , Potential Benefits of GM Crops, Decreased use of pesticides, Potential Benefits of GM Crops,  Feed the world, Potential Benefits of GM Crops,  More productive farm animals, Potential Benefits of GM Crops,  Better animal vaccines, Potential Benefits of GM Crops, pest, interferes with human welfare or activities, interferes with human welfare or activities, pest, Help control pes :, Pesticides -Insecticides - Herbicides - Fungicides - Rodenticides , Perfect pesticide , Narrow-spectrum - Kills only intended organism - Breaks down rapidly - Stays where applied - Doesn’t exist! ,  Broad-spectrum , Kills variety of organisms - Many used today , Benefits of Pesticides , Quick, effective control - Protect crops - Save lives , Problems With Pesticides , Genetic resistance : 520 insect species resistant ,84 weed species resistant - Bioaccumulation -Biomagnification - Affect non-target species -New pests may emerge - Pollute water, soil, air , Alternatives to Pesticides , Biological controls : Use naturally occurring organisms , Pheromones -Hormones - Genetics -Irradiation  , Reclamation of waste land means , re-claiming it or to use it for productive purposes. , Afforestation and Reforestation, Wasteland Reclamation, Providing surface cover., Wasteland Reclamation, 3. Changing Ground Topography on Downhill’s. , Wasteland Reclamation, Terracing., Wasteland Reclamation, Changing agricultural practices, Wasteland Reclamation.

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