Answer:
Earth science is a term that describes everything related to Earth. Earth science has four sections of study: lithosphere, hydrosphere, atmosphere, and biosphere. Every single of these sections has its area of study.
Explanation:
People who study and compare geology of other planets with the earth are called planetary geologists.
The lithosphere is a solid part of the earth located on the extern site.
The hydrosphere is the mass of water located on the planet.
The atmosphere is a mix of gases that are surrounding the planet.
The biosphere is living part of the planet.
Answer:
Usually famine causes angst between the weakened civilation so the owners of said territories usually hunt for more fertile land so they can sustain their growing population without having being thrown out of power and slain, its often better to satisfy the people who you govern rather than to exterminate to govern the population steadily.
and to own more land is more money and more power for such rulers, if they own more land they can tax more people, and if they own fertile land they can grow crops to sustain themselves, and the people they govern, satisfying the ruler AND the people.
