Environmental Science 15th Edition by Scott Spoolman,Tyler Miller

تمرين 6

What is the key concept for this section? What are the two main approaches used by governments to influence food production? How have governments used subsidies to influence food production and what have been some of their effects? Describe the system used by Jennifer Burney to help people grow crops in parts of sub-Saharan Africa. What are two other ways in which organizations are improving food security? Explain three of the benefits of buying locally grown food. How can urban farming help to increase food security?