Large Urban Population
(Alternative Energy Source)
We would die if we wouldn't have the sun. The sun is the greatest source of energy because it gives us life to live. It helps grow plants.
Solar energy is a type of energy that is from the sun, solar energy produce the gasses that are needed for the plants to grow. Solar energy helps to keep things in order like the ocean, without the solar energy to push the currents, and keep the ocean from turning into ice, nothing will be able to live in this world.