Environmental Science 15th Edition by Scott Spoolman,Tyler Miller

تمرين 17

Distinguish between crossbreeding through artificial selection and genetic engineering. Describe the second gene revolution based on genetic engineering. Summarize the growth of industrialized meat production. What are feedlots and CAFOs? What is a fishery ? What is aquaculture (fish farming) ? Explain why industrialized food production requires large inputs of energy. Why does it result in a net energy loss?