Humans have used a variety of methods to get food throughout history

Humans have used a variety of methods to get food throughout history. Choose one of the following food-getting strategies: foraging, horticulture, pastoralism, or intensive agriculture. Then, find a culture that gets its food using that method and describe the process that culture uses. How does its method of obtaining food affect its population size, economy, government, and mobility?

With the population issues we face today, what are some challenges we face in terms of food production?