Intensification of agriculture involves
a. putting more acres under production.
b. planting more crops in grain-fed areas of the world.
c. increased yield per acre.
d. putting more people to work on the land.
Question 2
The United Nations Food and Agriculture Organization estimates that there are currently about ____ people in the world with less than an adequate amount of food.
a. 10 million
b. 200 million
c. 800 million
d. 1 billion