Answer: Pastoral nomads
Explanation: Pastoral nomads are producers of food, and the size of their tribal or ethnic units increases accordingly. These groups raise livestock, and they move about within their established territory to find good pastures for their animals.
Answer:
Human activity is the main cause of climate change. People burn fossil fuels and convert land from forests to agriculture. ... Burning fossil fuels produces carbon dioxide, a greenhouse gas. It is called a greenhouse gas because it produces a “greenhouse effect
Answer:
80 loaves of bread
Explanation:
I think the answer is 80 because if he makes 20 loaves of bread each morning, and 10 more every half an hour for three hours ( 20 + 60 = 80) the answer should be 80. Correct me if I'm wrong please, Thank You!
The energy is generated by the semi-molten core of the earth which drives the convection currents in the mantle and which causes the plates to move in plate tectonics. James Hutton was the first geologist to intepret that the plutonic rocks on surface like granite were once molten.
