It would be energy because photosynthesis. Without the sun plants wouldn't be able to grow since that is their source of energy.
The northern hemisphere experiences summer during the months of June, July, and August because it is tilted toward the sun and receives the most direct sunlight.
Answer:
Thermal convection
Explanation:
The rising and sinking magma in the earth's core pushes against the tectonic plates, causing them to move and shift.
The environment is not hospitable to human life, and international treaties forbid any country from claiming territory in Antarctica, which a permanent residency would be doing by default. If you want cold and dark and very little interaction with other people, move to Finland.
Overwintering, in 100% darkness adds its own difficulties. Psychologically, it's very demanding. Living in close quarters with a small, unchanging group of people is very difficult, and the longer the stretch of time, the more of a strain it is on everyone. This is true even in much milder climates than Antarctica's.
