This lecture will help you understand Central

This lecture will help you understand:

Central Case: Possible Transgenic Maize in Oaxaca, Mexico

Transgenic contamination?

Global food production

Global food security

Nutrition

The green revolution

The green revolution

Green revolution: Environmental impacts

Monocultures

Crop diversity

Pesticides

Chemical pesticides

Pests evolve resistance to pesticides

Pests evolve resistance to pesticides

Biological control

Biological control

But biocontrol is risky

Integrated pest management (IPM)

IPM successes

Sustainable agriculture

Organic farming

Organic farming

Organic farming

Locally supported agriculture

Organic agriculture in Cuba

Pollination

Pollinator conservation

Genetic modification of food

Genetic engineering uses recombinant DNA

Transgenes and biotechnology

Recombinant DNA

Genetic engineering vs. traditional breeding

Some GM foods

Some GM foods

Prevalence of GM foods

Prevalence of GM foods

Scientific concerns about GM organisms

Scientific concerns about GM organisms

Socioeconomic and political concerns about GM products

Europe vs. America

Viewpoints: Genetically modified foods

Preserving crop diversity

Seed banks preserve seeds, crop varieties

Animal agriculture: Livestock and poultry

Feedlot agriculture

Feedlot agriculture: Environmental impacts

Food choices = energy choices

Grain feed input for animal output

Land water input for animal output

Aquaculture

Aquaculture

Benefits of aquaculture

Environmental impacts of aquaculture

Environmental impacts of aquaculture

Conclusion