people with no permanent home; move from place to place in search of food,
people who survive by eating animals that they have caught or plants they have gathered
the shift from hunting of animals and gathering of food to the keeping of animals and the growing of food on a regular basis around 8,000 BC
is a method of land clearing for cultivation in which the forest is first cut down and then burned to add nutrients to the soil.
the taming of animals for human use, such as work or as food